The moon's ascending node (the point in the sky where its orbit crosses the ecliptic from south to north) is moving westward ...

Mars, Venus, Jupiter and Saturn should be visible to the naked eye, but with a telescope you can spot Neptune and Uranus.

Explore the captivating journey of ancient Greek astronomy in which mythological tales and mathematical precision mix together.

Walking to the roof of Carnegie Science Hall to visit the college's observatory feels like being in a boat — the strange ...

In a event that won't be seen again until the year 2040, seven planets will align in the sky at the same time on 28 February ...

Sebastian Currier’s “Mysterium” is based on the husband-and-wife team of scientist Robbert Dijkgraaf and novelist Pia de Jong.

Mars will appear to make an ultraclose approach to the moon on Sunday, after Jupiter had a turn earlier this week. Here's how ...