The only total solar eclipse of 2021 was one few could see and this new photo from a spacecraft nearly 1 million miles from Earth shows why.
On the surface, a galaxy 250 million light-years from Earth seems like any other, but a deeper look reveals a puzzling quirk: It seems to have no dark matter.
We take a look at the ways Einstein changed the world and shaped how we see and interact with the universe, from lasers to understanding space and time.
Reference The NASA Lucy mission will explore ancient asteroids in the farthest reaches of the solar system. Here’s how the NASA Lucy spacecraft will get the job done.
Reference Apollo astronaut Buzz Aldrin was one of the first to set foot on another planetary body. Since that famous day in 1969, he has continued to show a desire to explore. This is his life story.
Reference The Fermi Paradox describes the contradiction that despite an abundance of planets in our galaxy, we have yet to detect alien life. Are we actually alone in the universe?
A tiny galaxy orbiting at the outskirts of the Milky Way appears to have a giant black hole at its center, comparable to that of the much larger Milky Way itself, and scientists don't know why.
Elon Musk thinks that problems with SpaceX's Raptor engine production pose potentially dire consequences for the company, according to media reports.
A pair of supermassive black holes that will soon become one has been discovered hiding in a nearby galaxy.
NASA astronomers flung 8 stars into a black hole's path in a new simulation that tests the limits of stellar survival in the face of space's most destructive objects
Astronomers spotted a new gas giant with the shortest known orbit. The world takes just 16 hours to circle its star — but someday, the dance may come to an abrupt end.
Samples from asteroid Itokawa collected by a Japanese space probe suggest that Earth's water may have come from the sun.
Researchers rewound the history of the Magellanic Stream, and found it is 5 times closer to Earth that previously thought
NASA and the Department of Energy hope to put a nuclear fission reactor on the moon by 2030, and they need your help.