For more than sixty years, a tiny asteroid has been moving in step with Earth, hidden from view until recently. Astronomers ...

Analysis by researchers at the University of Bern suggests that water and other volatile compounds arrived on Earth from ...

TRAPPIST-1, a planetary system 40 light years from Earth, could host a planet with an atmosphere and liquid water, but astronomers can’t be certain just yet.

A small asteroid has been quietly following Earth’s orbit for decades—unseen, unbothered and, until recently, completely ...

Everyone who has ever lived on Earth has been well-aware of the moon, but it turns out Earth also has some frequent temporary companions. These "quasi-moons" are small asteroids that enter into a kind ...

Using radial velocity measurements, an international team of astronomers has identified a second planet orbiting a nearby ...

Earth has a new quasi-moon, which is called 2025 PN7. A new paper has revealed that it has been orbiting near our planet ...

In a recent breakthrough, astronomers have discovered a new “quasi-moon” that has been orbiting Earth after decades of being ...

Could an ocean – likely needed to sustain life – even survive on a planet orbiting close to a dead star? The sun will someday ...

New LANL research team could result in design changes to spacecraft to "harden" them against space environment discharges.

By 2015, NASA announced that Kepler had discovered its 1,000th exoplanet. 2016 was a banner year for exoplanet detections with nearly 1,500 in that year alone. The total number reached 5,000 in March ...

In March 1968, the Soviet Union had a partial success with Zond 4. With this launch, they were able to take the spacecraft ...