Astronomers have discovered thousands of exoplanets, some in the so-called habitable zone, but does that mean they could host ...

Titan, Saturn's largest moon and the second-largest in the solar system, is a world unlike any other. With a dense atmosphere, an active surface, and lakes filled with liquid methane and ethane, Titan ...

Astronomers have confirmed the discovery of a rare celestial visitor from beyond our Solar System. The comet was first spotted on 1 July 2025 by the Asteroid Terrestrial-impact Last Alert System ...

NASA’s Voyager 2 became the first and still only spacecraft to fly by Uranus, offering humanity its first close-up look at this mysterious, icy giant. Orbiting over 1.8 billion miles from Earth, ...

Astronomers in Hawaiʻi detected the solar system's third interstellar object, C/2025 N1 or 3I/ATLAS, which poses no threat to ...

3I/ATLAS, also known as C/2025 N1, is a comet from interstellar space, meaning it originated in another star system and entered our solar system on a one-time flyby. It was first spotted by the ATLAS ...

Scientists aren't sure whether Earth will be fully swallowed by the Sun, or merely burned to a crisp. Which sounds better to ...

Astronomers have confirmed the third interstellar object on record is dashing through our solar system. Dubbed 3I/ATLAS, it ...

That means returning from the moon, the Artemis astronauts will be traveling at around 0.0037% the speed of light. Assuming a ...

Solar Maximum 2025 is the expected peak of solar activity in Solar Cycle 25, characterized by heightened sunspots, solar ...

In the 1980s, the theory that dinosaurs were wiped out by a massive meteor that hit the Earth began to gain scientific ...

The detection of 3I/ATLAS marks our solar system’s third time saying aloha to an interstellar visitor, following the ...