In a groundbreaking discovery, astronomers have identified TOI-1846 b, a super-Earth exoplanet located 154 light-years away.

Earth" that is located about 154 light-years away and is nearly twice as big and four times as massive as our planet.

HD 63433 b orbits its star at 0.07 times the distance between Earth and the sun, with a year that lasts 7.1 Earth days. HD 63433 c is slightly larger, around 0.23 times the size of Jupiter , with ...

NASA's Transiting Exoplanet Survey Satellite (TESS) ... (0.99 Earth radii), while its maximum mass was determined to be 4.2 Earth masses. HD 101581 c has an orbital period of 6.21 days, ...

Notably, NASA expects there is about 6,000 tons of space junk in Earth's orbit, with some of these pieces traveling as fast as 18,000 mph. Space junk is caused by defunct satellites, rocket parts ...

When Artemis II takes four humans around the Moon, NASA hopes to capture HD video of our lunar satellite. Further, the space agency says it wants to use a new laser communication system to beam ...

The earth satellite was put into space by the first female astronaut, Sally Ride in 1984. Sunday evening the enormous 2 1/2 ton spacecraft fell into the ocean after forty years of orbit around the ...