"The natural question that comes up is: how many more space telescopes will be affected when all these constellations are ...

Discovered on July 1 by the NASA-funded ATLAS telescope in Chile, 3I/ATLAS is only the third confirmed visitor from another ...

Astronomers have already warned that SpaceX's Starlink satellite network contributes to blemishes on images from ...

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

Learn how Hubble is measuring the expansion rate of the Universe in this new explainer from NASA's Goddard Space Flight ...

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

If you feel a thrill every time we discover something new about the cosmos, then November 25th may have been a noteworthy day ...

Astronomer using Hubble discovers "young stars that are spiraling into the center of a massive cluster of stars in the Small ...

With construction complete, the telescope will now move into final testing. Following testing, Roman will be packaged and ...

I/ATLAS attracted attention when it was confirmed to be only the third body originating from another star system.

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

James Webb Space Telescope confirms the first runaway supermassive black hole in the Cosmic Owl galaxy, observing its tail and bow shock, providing direct evidence of black hole ejection during galaxy ...