A new model of star formation has backed the hypothesis that the Sun was born with an evil twin dubbed as Nemesis.
Wallops' rocket launch was canceled again due to cloudy skies.
“Space Nation” Asgardia is set to launch inaugural satellite.
An amputated worm regenerated into a creature with two heads as revealed by a study aboard the International Space Station.
Hubble Space Telescope spotted spectacular images of ultrabright galaxies just like glowing jewels.
The gas giant is not only the biggest planet but also the oldest planet in the solar system.
NASA's Curiosity rover has found a diversity of minerals in the rocks on Mars.
Watch NASA's launching of a sounding rocket that will create colorful and glowing artificial clouds tonight.
A molecule that plays a vital role in creating proteins as ingredient for life is swirling around newborn stars.
LIGO detected another gravitational wave, which proves that Einstein's predictions on general relativity are right.
Frequent flares from red dwarfs could make exoplanets un-inhabitable over time.