For folks in the United States, July evenings mean 4th of July fireworks. While you're waiting for the show, be sure to watch ...

Despite being covered in impact craters that could potentially send pieces of the planet into space, we have never found a ...

The new moon occurs on June 25. A day later, Mercury reaches its highest point in the evening sky, and on June 27, the young ...

A recent study in Icarus suggests a wandering star could disrupt our solar system. Simulations reveal that a star passing ...

Summer is here, and Mercury goes retrograde from July 17 until August 11 — the retrograde begins after the full moon lunar ...

Most meteorites that have reached Earth come from the asteroid belt between Mars and Jupiter. But we have 1,000 or so ...

As the closest planet to the Sun, Mercury is exposed to the star's enormous gravitational field. And it's really stressful.

Four prominent celestial objects — the moon, a bright planet and two bright stars — will come together to form a "celestial ...

The closest world to the Sun has some extreme surface structures, steep hills and cliffs, which have long been suspected to ...

Debris from Mercury's heavily cratered surface could have reached Earth, so why haven't we found meteorites from the ...

Passing stars could trigger instability across the solar system, resulting in Earth being hauled out of its orbit.