Heaviest neutron star to date is a ‘black widow’ eating its mate

A spinning neutron star periodically swings its radio (green) and gamma-ray (magenta) beams past Earth in this artist’s concept of a black widow…

Hawaiʻi telescopes help uncover origins of castaway gamma-ray bursts

This image captured by the Gemini North telescope on Maunakea in Hawaiʻi reveals the previously unrecognized galactic home of the gamma-ray burst identified…

Chinese astronomers detect over 100 new open clusters

Distribution of the OC population in Galactic coordinates. The black points represent the reported OCs found in this study, and the red squares…

New measurements of galaxy rotation lean toward modified gravity as an explanation for dark matter

Credit: ESA Although dark matter is a central part of the standard cosmological model, it’s not without its issues. There continue to be…

South Korea’s lunar orbiter sends photos of Earth, Moon

South Korea’s first-ever lunar orbiter Danuri has sent black-and-white images of Earth and the lunar surface, including this photo taken on December 31,…

Serpent in the sky captured with ESO telescope

This image of the spectacular Sh2-54 nebula was taken in infrared light using ESO’s VISTA telescope at Paranal Observatory in Chile. The clouds…

Are black holes time machines? Yes, but there’s a catch

Credit: NASA / Goddard Space Flight Center / Jeremy Schnittman Black holes form natural time machines that allow travel to both the past…

Astronomers use ‘little hurricanes’ to weigh and date planets around young stars

ALMA image of the protoplanetary disc around HL Tauri. Credit: ALMA (ESO/NAOJ/NRAO) Little ‘hurricanes’ that form in the disks of gas and dust around…

James Webb telescope reveals Milky Way–like galaxies in young universe

The power of JWST to map galaxies at high resolution and at longer infrared wavelengths than Hubble allows it look through dust and…

SDSS J222551.65+001637.7AB is a white dwarf–brown dwarf binary system, observations find

GNIRS H-band acquisition image of SDSS J222551.65+001637.7AB showing the resolved white dwarf and brown dwarf components of the binary. Credit: French et al,…

Record-breaking detection of radio signal from atomic hydrogen in extremely distant galaxy

Illustration showing detection of the lensed 21 cm atomic hydrogen emission signal from a distant galaxy. Credit: Swadha Pardesi Astronomers from McGill University…

Study finds active galactic nuclei are even more powerful than thought

An artist’s impression of what the dust around an active galactic nucleus might look like seen from a light year away. Credit: Peter…