The first flight mission for planetary defense, NASA's Double Asteroid Redirection Test (DART) seeks to validate a method to ...

You’re more likely to be killed by an asteroid than struck by lightning — and scientists have the numbers to prove it. From ...

Together, DART and Hera lay the foundations for future planetary protection missions. Focusing on asteroids that could pose harm to our planet, these missions require planning and execution at short ...

Scientists are on high alert as asteroid 2024 YR4, with a 4.3% chance of hitting the moon, could potentially cause significant damage to Earth's satellites and surface.

Massive interstellar object 3I/ATLAS, larger than Manhattan, shows unusual glow pattern and planetary alignment that Harvard ...

A cosmic visitor is stirring up an earthly debate. A Harvard University astrophysicist has suggested the incoming ...

A Harvard scientist has issued a concerning warning over a mystery interstellar object. Currently zooming through it, NASA ...

Meteorite that tore through southeastern US skies this summer determined to be older than Earth itself, researchers say ...

A cosmic visitor is stirring up an earthly debate. A Harvard University astrophysicist has suggested the incoming ...

Comet 3I/ATLAS will get as close as 210 million kilometers (130 million miles) from the Sun, far beyond the orbit of Earth, on October 30, 2025. The interstellar interloper will be visible from Earth ...

Females observe from a distance, selecting their ideal mate. When egg-laying time arrives, they descend from the trees to ...

A meteorite that tore through the sky in June in Atlanta, Georgia, is now believed to be 4.56 billion years old, according to researchers who studied it following its crash landing.