Relay 2 became inoperable nearly 60 years ago, but for a brief moment in 2024, it outshone the rest of the sky.

The scientists originally assumed that the signal came from a distant object in the cosmos, but further analysis revealed ...

First thought to have originated from a distant cosmic object, the short and intense signal was actually coming from much ...

Astronomers are puzzled by a strong burst of radio waves traced back to a NASA satellite that had been inactive since the ...

NASA's experimental Relay 2 satellite had been dormant since 1967 — until last summer, when it emitted a super-short and very ...

Here’s what’s launching this week from June 23–29: ULA’s Kuiper 2 mission leads the way, with SpaceX Starlink flights, Rocket ...

A team of astronomers and astrophysicists affiliated with several institutions in Australia has found that a mysterious fast ...

SpaceX on Monday launched from California a Transporter-14 rideshare mission with several satellites and human DNA into ...

Flying 492 feet apart, one satellite blocks the sun like the moon does during a natural total solar eclipse as the other aims ...

Greece has officially launched its first-ever national satellite, DUTHSat-2, marking a historic leap into the space age.