As of Tuesday, July 9, the moon phase is still Waxing Gibbous. From Earth, 98% of the moon will appear visible NASA's Daily Moon Observation tells us.

Thousands of solar tornadoes swirl above the sun’s surface at any given moment. These remarkable photos give us a glimpse at these stunning cosmic phenomena.

This month's full moon is an extra special one, thanks to an optical illusion so baffling, nobody actually knows how it works. If you live in the Northern Hemisphere, and you step outside tonight, you ...

From Stone Age astronomy to Viking law and Roman goddesses, cultures across time have honored the longest day of the year ...

Milky Way viewing is at its best right now, especially if you’re in the southern hemisphere. Here's what to look out for, says Abigail Beall ...

This is why the Northern Lights, or aurora borealis, are seen closer to the Earth's north and south pole. In the southern hemisphere, it's called the Southern Lights, or the aurora australis.

What does Milky Way galaxy look like when it’s visible from Earth? When is Milky Way season? Perfect for Instagram: Billions of stars comprising the Milky Way, our home galaxy, sometimes appear ...

Waxing Crescent - A small sliver of light appears on the right side (Northern Hemisphere). First Quarter - Half of the moon is lit on the right side. It looks like a half-moon.

As the nights grow long and the temperatures cool in the Northern Hemisphere, a new moon famed for its brightness and orange hue will rise in the sky. The Harvest Moon, which has inspired no ...

When does winter start in 2024? Here's the science of the winter solstice, and why its the shortest day of the year in the Northern Hemisphere.

Waxing Crescent - A small sliver of light appears on the right side (Northern Hemisphere). First Quarter - Half of the moon is lit on the right side. It looks like a half-moon.

Recent footage from the International Space Station (ISS) has revealed what the aurora borealis looks like from space.