2. Speckle Interferometric Observations of Pluto and Charon.
3. High Resolution Surface Photometry of Elliptical Galaxies.
4. The Cores of Elliptical Galaxies.
5. Boxy Isophotes, Disks, and Dust Lanes in Elliptical Galaxies.
6. The Core of the M87 Globular Cluster System.
7. Photometric Decomposition of the Multiple-Nucleus Galaxy
8. The Morphology of Multiple-Nucleus Brightest Cluster Galaxies.
9. The Far-Ultraviolet Spectra of Early-Type Galaxies.
10. An Optical Detection and Characterization of the
Eclipsing Pulsar's Companion.
11. The Reduction of Wide Field/Planetary Camera Images.
12. Core Expansion in LMC Clusters.
13. Stellar Photometry with the Hubble Space Telescope Wide
Field/Planetary Camera: A Progress Report.
14. The Core of the Nearby S0 Galaxy NGC 7457 Imaged with the HST
15. The Post-Collapse Core of M15 Imaged with the HST
16. Hubble Space Telescope Wide Field/Planetary Camera
Images of Saturn.
17. Ionization Fronts and Shocked Flows:
The Structure of the Orion Nebula at 0.1 Arcseconds.
18. Hubble Space Telescope Imaging of Eta Carinae.
19. Planetary Camera Observations of NGC 1275:
Discovery of a Central Population of Compact Massive Blue Star Clusters.
20. Planetary Camera Observations of the M87 Stellar Cusp.
21. The Nucleus of M32 at 0.2" Resolution.
22. Planetary Camera Observations of the Central Parsec of M32.
23. Hubble Space Telescope Planetary Camera Images of R136.
24. The Hubble Flow From Brightest Cluster Galaxies.
25. The Shapes of Brightest Cluster Galaxies.
26. Planetary Camera Observations of the Double Nucleus of M31.
27. A Family of Models for Spherical Stellar Systems.
28. The Motion of the Local Group With Respect to the
15,000 km/s Abell Cluster Inertial Frame.
29.The Nuclear Regions of NGC 3311 and NGC 7768 Imaged with the
HST Planetary Camera.
30. Brightest Cluster Galaxies as Standard Candles.
31. Can Standard Cosmological Models Explain the Observed
Abell Cluster Bulk Flow?
32. Globular Clusters in Coma Galaxy NGC 4881.
33. The Centers of Early-Type Galaxies with HST. I. An Observational
34. HST Spectroscopic Confirmation of a
2X10^9M_solar Black Hole in NGC 3115.
35. Hubble Space Telescope Observations of Globular Clusters
in M31 I: Color-Magnitude Diagrams, Horizontal Branch Metallicity Dependence,
and the Distance to M31.
36. The Centers of Early-Type Galaxies with HST. II. Empirical
Models and Structural Parameters.
37. Hubble Space Telescope Planetary Camera Images of NGC 1316
38. Hubble Space Telescope Observations of Globular Clusters
in M31 II: Structural Parameters.
39. Hubble Space Telescope WFPC2 Imaging of M16:
Photoevaporation and Emerging Young Stellar Objects.
40. Brightest Cluster Galaxy Profile Shapes.
41. The Centers of Early-Type Galaxies with HST. III.
Non-Parametric Recovery of Stellar Luminosity Distributions.
42. Hubble Space Telescope Observations of M32:
The Color-Magnitude Diagram.
43. Hubble Space Telescope Observations of the Double
Nucleus of NGC 4486B.
44. Hubble Space Telescope Spectroscopic Evidence for a
1X10^9M_solar Black Hole in NGC 4594.
45. The Nuclear Region of M51 Imaged with the HST
46. Detection of the Tip of the Red Giant Branch in NGC 3379
(M105) in the Leo I Group.
47. Spectroscopic Evidence for a Supermassive
Black Hole in NGC 4486B.
48. Calibration of the Surface Brightness Fluctuation Method
for Use with the Hubble Space Telescope.
49. The Centers of Early-Type Galaxies with HST. IV.
Central Parameter Relations.
50. The Far Field Hubble Constant.
51. The Demography of Massive Dark Objects in Galaxy Centers.
52. Supermassive Black Holes and the Evolution of Galaxies.
53. Clustering at High Redshift: Precise Constraints from a
Deep, Wide Area Survey.
55. Combining Undersampled Dithered Images.
56. Detailed Surface Photometry of Dwarf Elliptical and
Dwarf S0 Galaxies in the Virgo Cluster.
57. The Photometry of Undersampled Point Spread Functions.
58. Axisymmetric, 3-Integral Models of Galaxies: A Massive
Black Hole in NGC 3379.
59. A Relationship Between Nuclear Black Hole Mass and Velocity Dispersion.
60. Black Hole Mass Estimated From Reverberation Mapping
and From Spatially Resolved Kinematics.
61. Observational Constraints on Higher Order Clustering up to z~1.
62. Evidence of a Supermassive Black Hole in the Galaxy NGC 1023 from
the Nuclear Stellar Dynamics.
63. The Infrared Surface Brightness Fluctuation Hubble Constant.
64. M33: A Galaxy With No Supermassive Black Hole.
65. The slope of the black-hole mass versus velocity dispersion correlation.
66. Galaxies with a Central Minimum in Stellar Luminosity Density.
67. The KPNO/Deeprange Distant Cluster Survey: I. The Catalog and the Space
Density of Intermediate-Redshift Clusters.
68. Axisymmetric Dynamical Models of the Central Regions of Galaxies.
69. Hubble Space Telescope Imaging of Brightest Cluster Galaxies.
70. An I-Band-Selected Sample of Radio-Emitting Quasars: Evidence for
a Large Population of Red Quasars.
71. Kinematics of Ten Early-Type Galaxies From HST and Ground-Based
72. Red Galaxy Clustering in the NOAO Deep Wide-Field Survey.
73. An Erupting Classical Nova in a Globular Cluster of M87.
74. E+A Galaxies and the Formation of Early Type Galaxies at z ~ 0.
75. Microlensing Candidates in M87 and the Virgo Cluster with the Hubble
76. The Centers of Early-Type Galaxies with HST. V. New WFPC2 Photometry.
77. HST STIS Spectroscopy of the Triple Nucleus of M31: Two
Nested Disks in Keplerian Rotation Around a Supermassive Black Hole.
78. Luminosity Function of Faint Globular Clusters in M87.
79. The Masses of Nuclear Black Holes in Luminous Elliptical Galaxies and
Implications for the Space Density of the Most Massive Black Holes.
80. The Centers of Early-Type Galaxies with HST. VI. Bimodal Central Surface
81. Selection Bias in Observing the Cosmological Evolution of the
and M•-L Relationships.
82. The Black Hole Mass and Extreme Orbital Structure in NGC 1399.
83. Color Bimodality in M87 Globular Clusters.
84. A Stellar Dynamical Measurement of the Black Hole Mass in the Maser
Galaxy NGC 4258.
85. A Candidate Sub-Parsec Supermassive Binary Black Hole System
with Two Sets of Broad Lines.
86. Dissipation and Extra Light in Galactic Nuclei: II. "Cusp" Ellipticals.
87. Dissipation and Extra Light in Galactic Nuclei: III.
"Core" Ellipticals and "Missing" Light.
88. A Quintet of Black Hole Mass Determinations.
89. The M•-σ
and M•-L Relations
in Galactic Bulges, and Determination of Their Intrinsic Scatter.
90. RR Lyrae Variables in Two Fields in the Spheroid of M31.
91. Compact High-Redshift Galaxies Are the Cores of Present-Day
92. HST Images and KPNO Spectroscopy of the
Binary Black Hole Candidate SDSS J153636.22+044127.0.
93. RR Lyrae Variables in M32 and the Disk of M31.
94. Exploring the Spectral Space of Low Redshift QSOs.
95. The Deepest Hubble Space Telescope Color-Magnitude Diagram of M32.
Evidence for Intermediate-Age Populations.
96. The Black Hole Mass in Brightest Cluster Galaxy NGC 6086.
97. The Black-Hole Mass in M87 from Gemini/NIFS Adaptive Optics
98. Stardust-NExT, Deep Impact, and the accelerating spin of 9P/Tempel 1.
99. Deep Impact, Stardust-NExT and the behavior of Comet 9P/Tempel 1
from 1997 to 2010 Observations.
100. Orbit-Based Dynamical Models of the Sombrero Galaxy (NGC 4594).
101. Is There a Black Hole in NGC 4382?
102. Two Ten-Billion-Solar-Mass Black Holes at the Centres of
Giant Elliptical Galaxies.
103. The Star Formation History of M32.
Evidence for Intermediate-Age Populations.
104. The Cluster of Blue Stars Surrounding the M31 Black Hole.
105. The Panchromatic Hubble Andromeda Treasury.
106. The Panchromatic Hubble Andromeda Treasury I: Bright UV Stars
in the Bulge of M31.
107. An Ancient Metal-Poor Population in M32, and Halo
Satellite Accretion in M31, Identified by RR Lyrae Stars.
108. Dynamical Measurements of Black Holes Masses in Four Brightest
Cluster Galaxies at 100 Mpc.
109. A Brightest Cluster Galaxy with an Extremely Large Flat Core
110. A Highly Magnified Candidate For a Young Galaxy Seen When the
Universe was ~500 Myrs Old.
111. The Panchromatic Hubble Andromeda Treasury II:
Tracing the Inner M31 Halo With Blue Horizontal Branch Stars.
112. Cores and the Kinematics of Early-type Galaxies.
113. The Effect of Spatial Gradients in Stellar Mass-to-Light Ratio on
Black Hole Mass Measurements.
114. The Black Hole Mass and the Stellar Ring in NGC 3706.
115. The Panchromatic Hubble Andromeda Treasury. VII. The Mid-Ultraviolet
to Near-Infrared Extinction Law in the Central 200pc of the M31 Bulge.
116. The Panchromatic Hubble Andromeda Treasury. X.
Ultraviolet to Infrared Photometry of 117 Million Equidistant Stars
117. Brightest Cluster Galaxies at the Present Epoch.
118. Tracing the Metal-poor M31 Stellar Halo with Blue Horizontal Branch Stars.
119. Photometric Evidence of an Intermediate-Age Stellar Population in the Inner Bulge of M31.
120. The Pluto system: Initial results from its exploration by New Horizons.
121. The Panchromatic Hubble Andromeda Treasury. VIII.
A Wide-area, High-resolution Map of Dust Extinction in M31
122. The small satellites of Pluto as observed by New Horizons.
123. The geology of Pluto and Charon through the eyes of New Horizons.
124. The atmosphere of Pluto as observed by New Horizons
125. Pluto's interaction with its space environment: Solar wind,
energetic particles, and dust
126. High-Resolution Mapping of Dust via Extinction in the M31 Bulge
127. Convection in a Volatile Nitrogen-Ice-Rich Layer Drives Pluto's
128. The First High-phase Observations of a KBO: New Horizons Imaging of (15810) 1994 JR1 from the Kuiper Belt
129. A Hubble Space Telescope Survey for Novae in M87. I. Light and Color Curves, Spatial Distributions and the Nova Rate
130. The formation of Charon's red poles from seasonally cold-trapped volatiles
131. Reorientation of Sputnik Planitia implies a subsurface ocean on Pluto
132. A Hubble Space Telescope Survey for Novae in M87. II. Snuffing out the Maximum Magnitude-Rate of Decline Relation for Novae as a Non-standard Candle, and a Prediction of the Existence of Ultrafast Novae
133. Mean radius and shape of Pluto and Charon from New Horizons images
134. Climate Zones on Pluto and Charon
135. New Horizons Constraints on Charon's Present Day Atmosphere
136. Charon Tectonics
137. Craters of the Pluto-Charon System
138. Geological Mapping of Sputnik Planitia on Pluto
139. Sublimation as a Landform-Shaping Process on Pluto
140. Evidence for Possible Clouds in Pluto's Present Day Atmosphere
141. A Radio Relic and a Search for the Central Black Hole in the Abell 2261
Brightest Cluster Galaxy
142. The New Horizons and Hubble Space Telescope Search For
Rings, Dust, and Debris in the Pluto-Charon System
143. A Hubble Space Telescope Survey for Novae in M87.
III. Novae as Effective Standard Candles
144. A Search for Temporal Changes on Pluto and Charon
145. Dunes on Pluto
146. The Star Formation History in the M31 Bulge.
147. Principal Component Analysis as a Tool for Characterizing
Black Hole Images and Variability
148. Pluto's Haze as a Surface Material
149. Basins, Fractures and Volcanoes: Global Cartography and Topography
of Pluto from New Horizons
150. Breaking up is hard to do: Global cartography and topography of
Pluto's Moon Charon from New Horizons
151. Great Expectations: Plans and Predictions for New Horizons Encounter
With Kuiper Belt Object 2014 MU69 ("Ultima Thule")
152. Geologic Landforms and Chronostratigraphic History of Charon as
Revealed by a Hemispheric Geologic Map
153. Impact craters on Pluto and Charon reveal a deficit of
small Kuiper belt objects
154. New Horizons Photometry of Pluto's Moon Charon
155. First M87 Event Horizon Telescope Results. I. The Shadow of
the Supermassive Black Hole
156. First M87 Event Horizon Telescope Results. II.
Array and Instrumentation
157. First M87 Event Horizon Telescope Results. III.
Data Processing and Calibration
158. First M87 Event Horizon Telescope Results. IV. Imaging the
Central Supermassive Black Hole
159. First M87 Event Horizon Telescope Results. V.
Physical Origin of the Asymmetric Ring
160. First M87 Event Horizon Telescope Results. VI. The Shadow and
Mass of the Central Black Hole
161. Overview of the DESI Legacy Imaging Surveys
162. Initial results from the New Horizons exploration of 2014
MU69, a small Kuiper Belt object
163. The Event Horizon General Relativistic Magnetohydrodynamic Code
164. The geology and geophysics of Kuiper Belt object (486958) Arrokoth
165. The solar nebula origin of (486958) Arrokoth, a primordial contact binary in the Kuiper Belt
166. In-flight Performance and Calibration of the LOng Range Reconnaissance Imager (LORRI) for the New Horizons Mission
167. SYMBA: An end-to-end VLBI synthetic data generation pipeline. Simulating Event Horizon Telescope observations of M 87
168. Verification of Radiative Transfer Schemes for the EHT
169. Event Horizon Telescope imaging of the archetypal blazar 3C 279 at an extreme 20 microarcsecond resolution
170. Monitoring the Morphology of M87* in 2009-2017 with the Event Horizon Telescope
171. Gravitational Test beyond the First Post-Newtonian Order with the Shadow of the M87 Black Hole
172. Chandra Observations of Abell 2261 Brightest Cluster Galaxy, a Candidate Host to a Recoiling Black Hole
173. New Horizons Observations of the Cosmic Optical Background
174. First M87 Event Horizon Telescope Results. VII. Polarization of the Ring
175. First M87 Event Horizon Telescope Results. VIII. Magnetic Field Structure near The Event Horizon
176. Polarimetric Properties of Event Horizon Telescope Targets from ALMA
177. Photometry of Kuiper belt object (486958) Arrokoth from New Horizons LORRI
178. Pluto's Far Side
179. Origins of pits and troughs and degradation on a small primitive planetesimal in the Kuiper Belt: high-resolution topography of (486958) Arrokoth (aka 2014 MU69) from New Horizons
180. A statistical review of light curves and the prevalence of contact binaries in the Kuiper Belt
181. The Panchromatic Hubble Andromeda Treasury: Triangulum Extended Region (PHATTER). I. Ultraviolet to Infrared Photometry of 22 Million Stars in M33
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