Just the third-ever confirmed interstellar object has been detected in our solar system. Here's what we know. (Spoiler: It's ...

For only the third time in recorded history, an interstellar object has crossed into our solar system, creating quite the ...

The Senate appropriations committee initially voted in favor of a bill rejecting Trump's NASA budget cuts, but discussions ...

NASA has discovered a new interstellar comet that's currently located about 420 million miles away from Earth. The space ...

Officially named 3I/ATLAS, the comet was confirmed as having originated outside of Earth's solar system on July 3, according ...

NASA's leadership change comes at a pivotal moment for the agency, which is already bracing for potentially severe funding ...

The ATLAS (short for Asteroid Terrestrial-impact Last Alert System) is a NASA-funded program developed by the University of ...

By flying closer to the Sun than ever, Parker Solar Probe reveals the chaotic birthplace of solar wind and space storms, ...

As the administration slashes spending on science, NASA is running low on new missions.

Experts have confirmed that the mysterious object hurtling towards us, previously dubbed A11pl3Z, is an "interstellar object.

In May, the White House released a budget proposal that would slash NASA funding. But a Senate appropriations plan would protect the agency's budget.

Once a realm of imagination and stargazing, the Solar System has now been revealed in stunning clarity through decades of ...