February’s night skies hold a certain celestial splendor that only enthusiastic and vigorous skywatchers have the fortitude ...

Recent scientific breakthroughs include a detailed map of dark matter, a new Galileo satellite launch contract, an updated ...

In the course of his life, Galileo clashed with other philosophers and religious figures who were committed to the geocentric ...

Sky Shorts author says Orion a favorite constellation, and shares key details to find and appreciate its beauty.

There’s no mistaking Jupiter in the sky these winter evenings, rising in the southeast as evening twilight ends. In fact, you should be able to easily see it long before twilight fades. Jupiter is ...

ISRO and ESA collaborate on Proba-3 mission, testing precision formation flying to study the Sun's corona. After a delay, ...

At Armagh Observatory, Italian-born astronomer Dr. Stefano Bagnulo shares his lifelong passion for astronomy, his ...

There’s no mistaking Jupiter in the sky these Butler winter evenings, rising in the southeast as evening twilight ends. In ...

There’s no mistaking Jupiter in the sky these Shamokin winter evenings, rising in the southeast as evening twilight ends. In ...

While human missions to the moon will be facing Earth, on the other side of the moon, completely hidden from view, there will ...

Jupiter's moon count reaches 95+ official satellites. Explore the history of the Jovian system, from Galileo to the latest NASA discoveries.