Starting at 12:30 p.m. ET (1730 GMT) on Saturday (Jan. 25), astrophysicist Gianluca Masi of the Virtual Telescope Project ...

The new composite image, which combines hundreds of photos from the Hubble Space Telescope, shows the Andromeda Galaxy with ...

The space telescope will have four primary instruments ... What time is Blue Origin's New Shepard rocket 'moon gravity' ...

Astronomers have discovered two strange objects that could be young stars — except they're completely surrounded by ice.

Astronomers have detected fast-repeating radio bursts from a distant "dead" galaxy that should not contain the energy to ...

The International Space Station (ISS) is a crewed space station built and maintained as a collaborative effort between the ...

Six planets are parading across the sky, appearing as some of the night's brightest stars. A few easy tips can help you ...

NASA will webcast the spacewalk live, beginning at 6:30 a.m. EST ... It will be the first on-orbit repair of a NASA space telescope by astronauts since the final Hubble servicing mission in ...

NASA's Nick Hague and Suni Williams will service the X-ray telescope attached to the ISS during a 6.5-hour-long spacewalk today (Jan. 16). Watch it live.

NASA astronauts Nick Hague and Sunita Williams are now outside the International Space Station (ISS), with the high-stakes ...

Six planets aligning in a rare celestial event to be best visible today. The best time to view is 45 minutes post-sunset.