NGC 3603-A1 is a pair of giant stars locked in a rapid 3.8-day orbit. Their dynamic relationship provides clues to how massive stars evolve and form black holes. A team of astronomers combined archiva ...

The world's greatest space telescopes have all been round. Now, a new rectangular design could turbocharge our search for ...

A coma was the cloud of gas and dust surrounding the comet’s icy nucleus, while the tail was about 1/120th degree in the sky, ...

CAPE CANAVERAL, Fla. (AP) — Scientists have discovered a gamma ray explosion outside our galaxy that’s not only exceptionally ...

It lasted a thousand times longer than the average gamma-ray burst. On July 2, 2025, the NASA Fermi Gamma-ray Space Telescope picked up an event that would shake decades of astrophysical knowledge.

Initially, the comet appeared red in all observations. However, recent images show it now glowing green. This color shift ...

"Makemake is one of the largest and brightest icy worlds beyond Neptune, and its surface is dominated by frozen methane," ...

A blowtorch of seething gases erupting from a volcanically growing monster star has been captured by NASA's James Webb Space ...

Harvard University astronomers have proposed a new theory suggesting that the mysterious 'little red dots' first observed by the James Webb Space Telescope (JWST) two years ago represent new galaxies ...

Most stars in the Milky Way move at steady speeds, orbiting the galactic center in regular paths. But astronomers have ...

From early experiments with lanterns to Einstein’s revelations about space and time, the speed of light has proven to be far ...