In this episode, Dave Eicher invites you to observe the Moon passing by Saturn on the evening of December 7. Both objects at ...

Transits, occultations, eclipses, and shadow transits of the jovian moons are perfect events for telescopic viewing.

Dark matter refers to material that does not absorb, reflect, or emit any electromagnetic radiation. Astronomers have ...

Check out the newest telescopes, accessories, books, and more from the top brands in the industry this December.

Jupiter reaches a stunning opposition, Mars is brilliant, Saturn and Venus light the evening sky, and Mercury rises before ...

The giant planet hasn’t been this bright in a decade, and it reaches opposition December 7. Now is the time to get out and ...

Are you in the historic city? Drop into 605 Chestnut Street to find a store that brings the entire universe right into your ...

The phenomenon of a Full Moon arises when our planet, Earth, is precisely sandwiched between the Sun and the Moon. This alignment ensures the entire side of the Moon that faces us gleams under ...

Open star clusters sparkle as Luna and Venus line up and Jupiter’s moons jockey for position in the sky this week.