Scientists have proposed Earth is in the middle of a huge void in space, potentially resolving the cosmic mystery known as ...

For one, scientists observe a "cosmic fossil" called the cosmic microwave background (CMB). The first light that was free to ...

The NASA-funded ATLAS (Asteroid Terrestrial-impact Last Alert System) survey telescope in Rio Hurtado, Chile, first reported observations to the Minor Planet Center of comet 3I/ATLAS on July 1, 2025.

According to a provocative new study, that might just be our cosmic address. This idea is meant to solve one of the biggest ...

Earth and our entire Milky Way galaxy may sit inside a mysterious giant hole which makes the cosmos expand faster here than ...

The widely anticipated first images collected by the Vera C. Rubin Observatory have been released, offering nothing short of ...

NASA's retired Space Shuttle Discovery could be on the move from Virginia to Texas under a provision in the GOP's so-called ...

The detection of 3I/ATLAS marks our solar system’s third time saying aloha to an interstellar visitor, following the ...

Solar systems mostly keep to themselves. What’s ours is ours and what’s not is not. Stars are simply too far from each ...

A quiet, glowing gas cloud has been hiding in plain sight not far from Earth. For decades, astronomers have predicted that some of the galaxy’s molecular gas — the fuel for star birth — might be ...

The European Space Agency said Wednesday that scientists have discovered what might be only the third known interstellar ...

U.S. Sens. John Cornyn and Ted Cruz got language into President Donald Trump's "Big, Beautiful Bill" that creates a path for ...