New supercomputer simulations suggest the Milky Way could be surrounded by dozens more faint, undetected satellite ...

In 2017, astronomers made an unprecedented discovery: the first interstellar object ever confirmed to visit our solar ...

The mighty James Webb and Hubble space telescopes united to reveal stars being born inside the Small Magellanic Cloud, which orbits the Milky Way.

During the White House's 2009 Astronomy Night, astronaut Sally Ride shared insights about space exploration and science education. In response to questions from students, she emphasized the importance ...

A mystery interstellar object discovered last week is likely to be the oldest comet ever seen – possibly predating our solar system by more than three billion years, researchers say. The "water ...

I/ATLAS might be over 7 billion years old, a new study reports, which would make it the oldest comet known. But experts caution we need more data.

The VERVE mission seeks to investigate the presence of bacterial life floating in the heavy cloud cover on Venus up close.

A proposed satellite mission aims to orbit the far side of the Moon to detect faint radio signals from the universe’s cosmic ...

Women and ethnic minority groups are still significantly underrepresented in astronomy and geophysics despite attempts to ...

An international team, including astronomers from Keele University, has performed a unique cosmic test to measure the mass of ...

SPHEREx is scanning the entire sky in 102 infrared colors, beaming weekly data to a public archive so scientists and citizen ...

NASA's DART spacecraft attempted to deflect an asteroid about the size of the Great Pyramid of Giza. New work tracking the debris has found a few fairly large surprises.