As humankind's ancestors were learning to walk upright, a star was launched from the supermassive black hole at the center of our galaxy at a staggering 3.7 million mph (6 million km/h).
SpaceX is planning to launch the second installment of its Starlink megaconstellation on Monday (Nov. 11), and astronomers are waiting to see — well, precisely what they will see.
The brightest X-ray burst ever observed by NICER released as much energy in 20 seconds as our sun does in about 10 days.
NASA has shared a trio of templates so you can carve your very own James Webb Space Telescope-themed pumpkin this Halloween.
Physicists have figured out what's lurking inside of white dwarfs, revealing the stellar corpses are creamy and filled with exotic quantum liquids.
A ghastly face with glowing eyes glares in deep space in a new image from the Hubble Space Telescope.
NASA's James Webb Space Telescope has passed a major milestone with a successful test of the spacecraft's sun shield.
Researchers recently captured the first images of a hidden "monster galaxy" as elusive as the mythical, monstrous yeti.
Our home galaxy stole several dwarf galaxies that used to belong to the Large Magellanic Cloud (LMC), a galaxy near the Milky Way.
By analyzing the disintegrated remains of distant worlds consumed by their stars, a new study found that at least some rocky exoplanets may have interiors similar to those of Earth and Mars.
A new video from NASA shows how a supernova explosion morphs and changes during a 13-year period, including unusually fast-moving shock waves.
Using 10 years of data from NASA's Hubble Space Telescope, the team of astronomers concluded that there is more gas coming into our galaxy than leaving it.
The mysterious Fermi bubbles at the center of the Milky Way may have been caused by a gargantuan nuclear explosion 3.5 million years ago, new research suggests.
Twin baby stars snuggle inside a "pretzel" of glowing gas and dust in an image captured by the Atacama Large Millimeter/submillimeter Array telescope.