Thanks to the space telescope, a team of astronomers detected with unprecedented precision two helium tails escaping from the exoplanet WASP-121b. This artistic representation of exoplanet WASP-121 b ...

NASA’s Webb Telescope detects the earliest known supernova, GRB 250314A, 730 million years after the Big Bang, capturing its ...

For much of the twentieth century, scientists expected the expanding universe to slow over time. The opposite turned out to be true. Space is stretching faster today than in the past, and the precise ...

Astronomers using the James Webb Space Telescope have captured dramatic helium streams pouring off the super-puff exoplanet WASP-107b, revealing a world with an enormously inflated, weakly bound ...

"This observation also demonstrates that we can use Webb to find individual stars when the universe was only 5% of its ...

Astronomers have spotted the longest gamma-ray burst ever seen, a cosmic explosion that lasted seven hours — and they ...

NASA has visualized the cataclysm, which is thought to have caused a mysterious eruption of gamma rays captured by telescopes ...

Scientists say the best explanation for the longest gamma ray burst is that a black hole consumed a star, but they disagree ...

Scientists say the best explanation for the longest gamma ray burst is that a black hole consumed a star, but they disagree ...

Astrophysicists have achieved an eye-opening leap in understanding stellar death, capturing unprecedented, detailed images of ...

An international team of astronomers has investigated a short-lived optical flare designated AT2022zod. As a result, they found evidence indicating that this flare is an unusual tidal disruption event ...

Intermediate mass black holes (IMBH), if they exist, have between about 100 and 1,000 solar masses, placing them in between ...