When is 'too fast' just fast enough? An object from deep space, 3I/ATLAS, has streaked into our solar system, causing a ...

Astronomers have discovered asteroid 2025 SC79, a skyscraper-sized space rock orbiting the sun in just 128 days. the ...

Three researchers recently published a paper speculating about whether an object (likely a comet) could be "hostile" alien technology Scientists estimate the object to be more than 12-miles-wide, ...

NASA confirms the interstellar object 3I/ATLAS poses no threat to Earth, despite viral speculation. Scientists and the UN are ...

NPR's Ari Shapiro talks with astronomer David Jewitt about what we can learn from the third interstellar object to have entered our solar system, a comet-like object known as 3I/ATLAS. A remarkable ...

The Sun has been busy again, and this time, its outburst struck Venus first. A powerful solar storm recently slammed into the ...

A new image has revealed the clearest glimpse yet of an interstellar visitor zipping through our solar system.Video above: Astronomers discover how planets formThe Hubble Telescope and its Wide Field ...

No matter your areas of interest, it's likely your newsfeed, whichever one you may use, has been flooded recently with the opinions of so-called Harvard scientists that there's an alien spacecraft ...

A new analysis estimates that the asteroid belt is steadily losing mass each year, and may not be as permanent a feature of the solar system as we thought. A team of astronomers led by Julio Fernández ...

For decades, scientists have wondered how the Sun’s outer atmosphere — the corona — burns millions of degrees hotter than its ...

Big questions about 3I/ATLAS remain, some of which may be impossible to answer — including where exactly it came from Big questions about 3I/ATLAS remain, some of which may be impossible to answer — ...