This gas needs an enormous amount of energy to shine — more than normal stars can supply. The discovery, based on data from ...

The latest discovery marks the first-ever "compelling clue" that a black hole may be present in the enigmatic galaxy, ...

According to an early budget proposal that leaked earlier this year, the Trump administration is planning to cut NASA's ...

The NASA/ESA/CSA James Webb Space Telescope has captured and amazing view of the Sombrero Galaxy (Messier 104). The galaxy is ...

Webb has two decades ahead of it, but it's already captured some stunning images. Here are 35 of our favorites.

K2-18b, an exoplanet 120 light-years away, may be the best hope to confirm that life exists beyond Earth. Here's what to know ...

The stars are surrounded by diffraction spikes, which are the starburst-like radiating lines that appear around bright ...

Using the James Webb Space Telescope, astronomers have peered into galaxies that existed at cosmic noon to hunt ravenously ...

It's up in the air how much longer the beloved telescope will be with us.

The boundless potential of astronomical discovery contrasts sharply with the backwardness and reaction promoted by Trump and ...

Along with researching gravitational waves, Holz heads the Science and Security Board at the Bulletin of Atomic Scientists ...

On Thursday, April 24, 2025, the Hubble Space Telescope will celebrate 35 years in space. Can it still hold its own and prove ...