Scientists now say an interstellar comet discovered earlier this month could be one of the oldest that astronomers have ever ...

Higher solar activity brings more radiation, which can damage satellite electronics and force some satellites to deorbit ...

NASA issued a challenge to those with rocket design capabilities. The agency needs the public's help designing an ejection system in its SPEED project.

The US space agency reveals highly-detailed imagery of massive plumes of solar material spewing out into space.

The Interstellar Boundary Explorer (IBEX) is a small satellite already orbiting Earth. IBEX has special instruments gathering ...

NASA's Athena Economical Payload Integration Cost mission, or Athena EPIC, is a test launch for an innovative, scalable space ...

Experts have advised people to monitor reliable sources like NASA and NOAA for updates on solar activity and space weather.

As more satellites are launched into orbit, space agencies are looking at how to predict space weather events that could harm ...

Scientists with NASA’s Lucy mission are finally wrapping up the process of refining the data gathered by the spacecraft’s ...

Blue Origin's first launch of its New Glenn rocket was supposed to send up a pair of Mars-bound satellites for NASA, but ...

A powerful and mysterious blast of radio waves that astronomers believed was a fast radio burst (FRB) from far beyond the ...

This explorer spacecraft is heading to a rare asteroid with a naked metal core. It could hold clues to how Earth began ...