Space

Star trails over Gemini North Telescope
Star trails over Gemini North Telescope

Credit: Gemini Observatory/AURA; image by Joy Pollard

This illustration highlights a newfound small white dwarf that is somewhat larger than Earth's moon.

Credit: Giuseppe Parisi

Castle Rock, a natural geologic landmark near McMurdo Station in Antarctica

Credit: Joshua Swanson; Source: U.S. Antarctic Program photo library

Image of two black holes merging. Gravitational waves can be seen between the two.
The merging of a pair of binary black holes produced gravitational waves equal to the energy of eight suns, the most massive black hole merger yet observed in gravitational waves.

Credit: Mark Myers, ARC Centre of Excellence for GravitationalWave Discovery (OzGrav)/Swinburne University

Researchers at the Atacama Large Millimeter/submillimeter Array have found evidence that a neutron star is hiding deep inside the remains of supernova 1987A, shown here in an artist's representation.

Credit: NRAO/AUI/NSF, B. Saxton

The Sgr A* Black Hole

Credit: Event Horizon Telescope Collaboration

Event Horizon Telescope - Our own black hole
Event Horizon Telescope - Our own black hole

Credit: C. Padilla, NRAO/AUI/National Science Foundation

The Milky Way Galaxy is seen over the Karl G. Jansky Very Large Array west of Socorro, New Mexico.

Credit: NRAO/AUI/NSF, Jeff Hellerman (Creative Commons Attribution 3.0 Unported -- CC BY 3.0).

Optical image of spiral galaxy NGC 4330, located in the Virgo Cluster.

Credit: T. Brown; Fossati et al., 2018

Bright moon illuminates IceCube South Pole Neutrino Observatory

Credit: Raffaela Busse; ICECUBE/National Science Foundation

The Blanco Telescope dome at the Cerro Tololo Inter-American Observatory in Chile, where the Dark Energy Camera used for the recently completed Dark Energy Survey was housed.
The Blanco Telescope dome at the Cerro Tololo Inter-American Observatory in Chile, where the Dark Energy Camera used for the recently completed Dark Energy Survey was housed.

Credit: Reidar Hahn, Fermi National Accelerator Laboratory

Blanco 4 meter telescope with Milky Way

Credit: Dr. Andreas Papadopoulos, AHPC, European University Cyprus

Hubble ultraviolet image of Jupiter

Credit: NASA/ESA/NOIRLab/NSF/AURA/M.H. Wong and I. de Pater (UC Berkeley) et al. Acknowledgments: M. Zamani (available under Creative Commons Attribution 4.0 International)

Hubble visible-light image of Jupiter

Credit: NASA/ESA/NOIRLab/NSF/AURA/M.H. Wong and I. de Pater (UC Berkeley) et al. Acknowledgments: M. Zamani (available under Creative Commons Attribution 4.0 International)

The entire disk of Jupiter in infrared light was compiled from a mosaic of nine separate pointings.

Credit: International Gemini Observatory/NOIRLab/NSF/AURA; M.H. Wong (UC Berkeley) and team acknowledgments: Mahdi Zamani

Green Bank Telescope in the summer.

Credit: NSF/GBO 20; photo by Jill Malusky

Daniel K. Inouye Solar Telescope
The Daniel K. Inouye Solar Telescope on the summit of Haleakalā on Maui, Hawaii.

Credit: NSO/AURA/NSF

Robert C. Byrd Green Bank Telescope

Credit: NSF/GBO 20; photo by Jill Malusky (available under Creative Commons Attribution 2.0 Generic)

neutron stars
Artist's impression of the explosion and burst of gravitational waves emitted when a pair of superdense neutron stars collide

Credit: NRAO/AUI/NSF

An expanding, ring-shaped cloud of atoms shares several striking features with the early universe.

Credit: E. Edwards/JQI