The comet 3I/ATLAS, discovered on July 1, 2025, by the Asteroid Terrestrial-impact Last Alert System (ATLAS) in Hawaii, marks the third recorded interstellar object, following the discoveries of ...

For nearly five decades, NASA’s Voyager 1 and 2 spacecraft have ventured farther than any other human-made object, pushing ...

Try stargazing. Need a new idea to keep kids entertained? Try stargazing. Free learning activities and videos about the solar system Free learning activities and videos about the solar system ...

The comet could be older than our solar system. The comet is also distinct because nickel vapor was detected in the gas ...

Interstellar invader Comet 3I/ATLAS is still full of surprises — an unexpected brightening has scientists baffled ...

When Comet 3I/ATLAS roared into the solar system this summer, it launched a scientific scramble to study what astronomers ...

Interstellar object 3I/ATLAS reaches its perihelion, prompting Harvard's Avi Loeb to suggest it's an 'alien mothership.' ...

The interstellar comet is out of the Sun's glare and was seen by a bunch of satellites that are a part of the PUNCH mission.

NASA has confirmed that interstellar comet 3I/ATLAS safely passed Earth without any deviation from its predicted trajectory, ...

Interstellar comet 3I/ATLAS has passed the Sun, revealing nickel vapour and water. Scientists are tracking its exit as it ...

Comet 3I/Atlas is soon going to be closest to the Sun in its journey through our solar system. Here are five facts that shed ...

Study discovered that Chiron, a small icy world between Saturn and Uranus, is forming rings. This shows how small worlds ...