New 3I/ATLAS images from NASA and the ESA suggest the interstellar comet is active as it approaches Earth in December.

Scientists are testing a novel way to measure cosmic expansion using time delays in gravitationally lensed quasars. Their ...

According to NASA, Hubble took its latest photo of 3I/ATLAS on November 30 using its Wide Field Camera 3 instrument. At that ...

"It means cleaning house, narrowing the viable paths forward, and no longer spending energy on what are evidently dead ends." ...

Light pollution from the exploding number of satellites orbiting Earth is making it harder to peer into space.

This infrared view offers the clearest look yet at how dwarf galaxies merge, evolve, trade gas and ignite waves of new stars.

NASA’s Hubble Space Telescope captured a deeper look at interstellar comet 3I/ATLAS, with its Wide Field Camera 3 instrument, ...

The Wide Field Camera 3 instrument gives the telescope the ability to capture a panchromatic view of objects flying through ...

The Hubble Space Telescope has captured imagery of the most distant single star found yet. It took the light from the star 12.9 billion light years to reach Earth. Learn how it was discovered. Credit; ...

New images taken by the Hubble Space Telescope and a Jupiter-bound mission showcase interstellar comet 3I/ATLAS ahead of its ...

​Interstellar comet 3I/ATLAS is in the news again after NASA shared a new picture taken by the Hubble Space Telescopeon ...