Learn more about tides and tidal bulge, and how they’re contributing to the moon drifting away.

On Sept. 14, 1959, the Soviet probe Luna 2 -- known informally as Lunik 2 -- became the first Earth-launched space vehicle to ...

Recent scientific research has unearthed an intriguing proposition that Earth may have once been orbited by two moons instead ...

Regulus, a distant star, Venus and our moon will be visible during a conjunction tonight, and how Californians can best see ...

So the bottom line is that the gravity of the closer tidal bulge on the Earth is pulling the Moon forward, which increases ...

So the bottom line is that the gravity of the closer tidal bulge on the Earth is pulling the Moon forward, which increases the size of the Moon’s orbit. This means that the Moon gets slightly farther ...

Did you see the bright star next to the moon? That was Venus, and part of a conjunction between the moon, Venus and the star ...

A partial solar eclipse happens Sunday in parts of the Southern Hemisphere. Saturn will also appear at its brightest, with Earth directly between it and the sun.

2025-PN7 is around 62 feet (19 meters) wide, and it’s between 2.8 million miles and 37.2 million miles away from Earth. It was found in the constellation Piscis Austrinus, which can be seen in ...

Three celestial bodies are preparing to meet up for one night in September in a cosmic conjunction that should be widely ...

A recently observed object called 2025 PN7 was found orbiting near the Earth. The quasi-moon is expected to accompany our planet in a similar orbit for 60 years.

So the bottom line is that the gravity of the closer tidal bulge on the Earth is pulling the Moon forward, which increases ...