Astronomers surprised to find planet 'too massive for its star'

Six planets found in synchronized orbit may help solve cosmic puzzle

In a first, a newborn star's spinning disk is seen in another galaxy

Webb space telescope spies precocious 'teenage' galaxies

SpaceX Starship set for repeat test flight, seven months after last one blew up

SpaceX delays Starship test flight a day over hardware swap

Amazon's prototype Kuiper satellites operate successfully

FAA approves license for SpaceX's second launch of Starship Super Heavy

Scientists discern internal structure of mysterious dwarf planet Eris

White House proposes transportation, commerce agencies handle new space regulations

Gamma-ray burst in faraway galaxy disturbed Earth's upper atmosphere

NASA probe to observe near-Earth asteroid's 2029 close encounter