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 ...

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 immensely powerful flash detected earlier this year was created by a massive star exploding when the universe was just ...

Astronomers at the University of North Carolina at Chapel Hill have helped uncover new clues about the longest-lasting cosmic ...

“The fact that we can now watch stars explode and immediately see the structure of the material being blasted into space is ...