A pair of cosmonauts will work outside the International Space Station today (Oct. 28), and you can watch the off-Earth ...

NASA will announce the first class of astronauts in four years who could one day be eligible for missions to the moon and Mars.

Astronomers have identified Comet 3I/ATLAS as an interstellar object, making it only the third confirmed visitor from outside our solar system, according to NASA.<br /><br />The comet is travelling on ...

The 3I/ATLAS interstellar comet’s size and physical properties are being investigated by astronomers around the world. Viewers can check the 3I/ATLAS positioning through live tracking available online ...

NASA stated the comet will pass slightly inside Mars’ orbit when it reaches this point, around October 30, 2025.

Russian cosmonauts Sergey Ryzhikov and Alexey Zubritskiy will conduct a spacewalk outside the ISS today (Oct. 16), and you can watch it live.

Liftoff is scheduled for 7:30 a.m. ET today (Sept. 24). SpaceX will launch NASA's ambitious IMAP mission and two other space ...

SpaceX launched a rocket Wednesday morning that will send three missions into space. The Falcon 9 rocket carried two spacecraft for NASA and one for NOAA. Liftoff from Kennedy Space Center went as ...