Prior to 2040, the last planetary quintuplet occurred in the year 1186, and according to Uptain, records show that the close ...

This easy Earth Moon Sun paper craft is perfect for some out of this world fun when learning about space. Here's how to make ...

The moon dims, the meteors fly, and the planets dance—these are the most exciting celestial events happening this month.

During evenings in April 2025, there are two bright planets visible. The departure of Venus has left Jupiter, in the west at ...

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

The planets are thought to be tidally locked to their star, meaning that, like the moon, the same sides of the ... about 200 times dimmer than our own sun, giving off about the same amount of ...

The night sky tonight and on any clear night offers an ever-changing display of fascinating objects you can see, from stars and constellations to bright planets, the moon, and sometimes special ...

Last year, astronomers announced that a planet orbits Barnard’s star. Now, researchers have confirmed the existence of three more.

Astronomers have long suspected that there was at least one exoplanet orbiting Barnard's Star — a red dwarf with a mass around one-sixth that of the sun ... the moon pulls on our planet and ...

It recorded the positions of the stars, when in the year they would first be visible, the paths of the Sun and Moon, the periods when the planets would be visible in the night sky, and other ...