Out past Neptune are countless small icy and rocky bodies called Trans-Neptunian Objects (TNOs), and many of these have moons ...

As Earth's ever-present celestial companion, the moon exerts a constant influence on our planet, and its disappearance would ...

Our planet's closest and brightest neighbor will pass approximately between the Earth and sun this week, in what's called an ...

According to scientists, this ambipolar electric field is thought to be just as crucial to Earth as both gravity and ...

Only when the moon, Earth and the sun are perfectly aligned is the moon 100% full. And sometimes — once in a blue moon — the moon is full twice in a month (or four times in a season ...

NEW YORK (AP) — Venus will pass between the Earth and sun on Saturday during what’s called an inferior conjunction. But don’t ...

From Earth, the cosmic lineup of the moon, Earth and sun caused the moon to appear with a striking red glow. But from the lunar surface, the effect would have been reminiscent of the total solar ...

Venus could make a brief appearance this weekend as it passes between the Earth and the sun ... brightest object in our sky after the sun and the moon. Look for locations with unobstructed ...

NEW YORK (AP) — Venus will pass between the Earth and sun on Saturday during what’s called an inferior conjunction. NASA websites no longer promote ‘first woman’ on the moon for Artemis ...