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

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

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 ...

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 ...

The Cassiopeia A supernova remnant reveals that massive exploding stars can forge far more of life's essential ingredients ...

A NASA planetary scientist has proposed what may be the first scientifically sound explanation for the mysterious Star of Bethlehem that guided the three wise men to the infant Jesus over two ...

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 ...

Quasi-periodic eruptions near supermassive black holes offer insights into extreme gravitational environments and accretion ...

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 ...

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