A new explanation for the solar system's radioactive elements suggests Earth-like planets might be found orbiting up to 50 ...

The comet is the third object ever confirmed to have entered our cosmic neighborhood from elsewhere in the galaxy. Space ...

Before 3I/ATLAS, the only other confirmed interstellar tourists we've seen were the now-famous, cigar-shaped 'Oumuamua' in ...

Interstellar comet 3I/ATLAS is now visible in the UK night sky! The third confirmed alien visitor, whose chemical fingerprint is 'older than our Sun', makes its unrepeatable, 221,000 km/h flyby. Get ...

New measurements of radio galaxies reveal that the solar system is racing through the universe at over three times the speed predicted by standard cosmology. Using highly sensitive data from multiple ...

When a meteor streaks across the sky, it's not just beautiful. It's nature's way of delivering a time capsule to Earth. Contained within are hints about the very beginning of the solar system and how ...

Nearly 4.5 million years ago, two large, hot stars brushed tantalizingly close to Earth's sun. They left behind a trace in ...

Harvard physicist Avi Loeb claims the 3I/ATLAS interstellar object was 'aimed' at Earth. He lists evidence, including its ...

Before the ribbon-cutting for the solar system walk on the Columbia Greenway Rail Trail on Nov. 29, created by WHS Astronomy ...

New high-contrast images from SPHERE show a stunning variety of debris disks shaped by collisions of tiny planet-building ...

Nasa's Parker Solar Probe has captured an extraordinary phenomenon, a 'U-turn' of the solar wind, in the Sun's atmosphere, ...

New images from ESA's Juice probe and Hubble reveal a rare double tail on interstellar comet 3I/ATLAS as it approaches Earth ...