3I/ATLAS has now made its closest approach to the sun and Earth and is now heading back out toward the outer solar system. On ...

Oceans hiding within the crusts of distant moons are tantalizing targets for scientists looking for life beyond Earth ...

The giant planets weren't always where we find them today. Jupiter, Saturn, Uranus and Neptune formed in a more compact ...

I/ATLAS may have moved away from Earth as it makes its way out of the solar system, but this interstellar intruder continues ...

Space is always inspiring and 2025 was no exception, with finding Betelgeuse’s buddy, debuting a prolific survey telescope ...

NASA's Parker Solar Probe has generated the first continuous, two-dimensional maps of the Sun's outer atmosphere, revealing ...

Astronomers are uncovering distant worlds beyond our solar system using ingenious indirect methods like observing stellar ...

While the 21st century has been bumpy, it has also ushered in monumental scientific and technological breakthroughs that have ...

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

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

A novel dye-sensitized photocatalyst developed at Science Tokyo enables the capture of long-wavelength visible light for ...

Years ago, astronomers believed they had found a planet forming around a nearby star called Fomalhaut. This was very exciting ...