Astronomers tracking the skies around our planet have picked up two very different cosmic companions: a vast interstellar ...

Measuring around 41 feet in diameter, the asteroid is speeding towards our planet at more than 38,500 miles per hour.

Currently, the Moon is drifting away from Earth at a rate of about 1.6 inches per year making it slowly appear smaller in the ...

Owing to the chaotic and non-integrable nature of three-body dynamics, the conventional Keplerian elements are rendered ...

Astronomers have captured an exceptionally rare view of young planets in mid-transformation, revealing how bloated, giant worlds may shrink into the most common planets in the galaxy. Astronomers have ...

Which way is ‘down’ has a different answer depending on where you are on Earth, in the solar system, in our galaxy and beyond ...

The space rock, known as "2026 AJ" and 40 feet in diameter, is hurtling toward our planet at around 20,500 miles per hour.

Discovered by volunteer scientists, this alien planet is out of synch with its siblings ...

New calculations reported by Live Science indicate Jupiter was once much larger and is still contracting as it cools, offering constraints on early solar system conditions.

Development continues on NASA’s Power and Propulsion Element, a solar electric propulsion spacecraft designed to provide ...

Around the bright star Fomalhaut, astronomers spotted glowing clouds of debris left behind by colossal collisions between ...

An international team of researchers tracked the active solar region using the Solar Orbiter spacecraft, a joint NASA and ...