Based on the comet's brightness and current distance — it's located just inside Jupiter's orbit — scientists estimate its ...

NASA has explored the space beyond Earth and our solar system with spacecraft like Voyagers 1 and 2, and how we’ve discovered ...

The planets in order from the Sun are Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, and Neptune. If you include the ...

Rocky bodies called protoplanets were thought to have formed slightly earlier in the inner solar system than those beyond the ...

An object dubbed 3I/ATLAS is only the third interloper from outside the Solar System seen in all of human history.

All eyes are on Comet 3I/ATLAS as astronomers worldwide chase the exotic ice ball through our solar system ...

For only the third time in history, astronomers have detected a new interstellar visitor — an object from another star — blitzing into our solar system.

Earlier research had found that the rings of Saturn respond to vibrations within the planet. Saturn's interior vibrates at frequencies that cause slight variations in its gravitational field, and the ...

The object gained an official name, C/2025 N1 or 3I/ATLAS, on Wednesday. Moving at a record-setting speed for an interstellar ...

I/ATLAS, earlier known as A11pI3Z, is only the third interstellar visitor to be discovered passing through our corner of the ...

Three new full-dome movies will highlight the July schedule at the University of Wyoming Harry C. Vaughan Planetarium.

James Webb’s mid-infrared vision has likely captured a frigid, Saturn-mass planet shaping the dusty rings around the nearby ...