A unique celestial event, the triple conjunction of Moon, Saturn and Neptune, will illuminate the western sky on January 23, ...

Sky This Week is brought to you in part by Celestron. Friday, January 23Pluto reaches conjunction with the Sun at 5 A.M. EST.

Looking for a sky event this week? Check out our full Sky This Week column. January 22: Explore the Rosette Nebula The Moon passes 4° north of Saturn at 8 A.M. EST, then passes 4° north of Neptune at ...

A planetary alignment offers sky watchers an easy way to spot the solar system's most distant planets.

A rare triple conjunction of the Moon, Saturn, and Neptune will be visible tonight, January 23, 2026. Learn the best time to ...

It’s time to add one more tiny moon to Neptune’s icy family tree. Astronomers using the Hubble Space Telescope have spied a previously undetected satellite around the solar system’s eighth planet, ...

WASHINGTON — Astronomers have found three previously unknown moons in our solar system — two additional moons circling Neptune and one around Uranus. The distant tiny moons were spotted using powerful ...

Neptune’s large moon Triton may have abandoned an earlier partner to arrive in its unusual orbit around Neptune. Triton is unique among all the large moons in the solar system because it orbits ...