For decades, astronomers wondered why most nearby galaxies are speeding away from the Milky Way instead of being pulled in by its gravity. New simulations reveal the answer: our galaxy sits in a ...

When the surface of the Sun exploded with activity in May 2024, Earth was hit by the biggest solar storm in more than two decades. The video shown below—made from images captured by NASA’s Solar ...

Astronomers produce the most complete map of the center of the Milky Way, which can provide insight into how stars and planets are formed.

A SpaceX Falcon 9 launch left a rare high altitude noctilucent cloud glowing before sunrise, sparking awe and confusion across Florida.

Scientists mapped a hidden "sea of light" from hydrogen 9–11 billion years ago, revealing how the early universe was structured.

Billions of stars fill our galaxy that become visible at certain times of year. And in the U.S., that time, known as "Milky ...

Government officials have said little about Trump’s most recent social media post on the matter. The president cited “tremendous interest” in the files, whatever they might contain. Perhaps the most ...

SpaceX Falcon 9 rocket is scheduled to launch from Florida early morning March 4, 2026. Depending on weather, it could be visible in Jacksonville sky.

A galaxy made almost entirely of dark matter, an elusive form of matter that doesn’t interact with light, was spotted by Hubble 250 million light-years from Earth.

As viewing prospects for Tuesday (March 3) morning's total lunar eclipse are concerned, it seems that about half of the ...

At a news briefing on Friday, NASA administrator Jared Isaacman described a vast overhaul to the moon-to-Mars program. The changes scrap the Artemis III lunar landing and instead make it a flight in ...