Because Earth moves in an elliptical orbit around the sun, being further away means it travels slower along its orbit. This ...

The moon is in another phase of the lunar cycle, and we have all the information you need about tonight's visibility and what ...

It's the last moon in June, and there are plenty of geological features to see, even without a telescope, all thanks to the ...

NASA has announced that an asteroid about 200 feet in diameter is now slightly more likely to crash into the moon.

Earth is perfectly safe from a menacing asteroid known as 2024 YR4 that is big enough to level a city, but the moon? Not so much.

To get a glimpse of the “Swift Planet,” EarthSky suggests waiting for the sun to set before looking west for the planet ...

The asteroid, about the size of a 10-story building, has a 4.3% chance of lunar impact, according to NASA's James Webb Space Telescope observations. While a moon impact wouldn't significantly alter ...

NASA's PUNCH mission has unveiled its first images of colossal solar eruptions known as coronal mass ejections (CMEs) — ...

NASA's new "CODEX" telescope has snapped its first photos of the sun's outer atmosphere, revealing previously imperceptible ...

American space agency NASA is getting ready to launch the Arcstone instrument that may aid in creating a calibration standard ...

NASA's James Webb Space Telescope has been unwaveringly focused on our universe. With its unprecedented power to detect and ...

The dark skies during a new moon provide ideal conditions for spotting skywatching targets that would otherwise be outshined by moonlight.