The planets Venus, Mars and Saturn appear close together in the southeast predawn sky, while the moon passes near the bright stars Castor and Pollux on April 9.

Several planets stand still in the sky, Titan’s shadow transits Saturn, and Venus gives Taurus a second eye in the sky this ...

Meet ploonets: planets of moonish origin. In other star systems, some moons could escape their planets and start orbiting their stars instead, new simulations suggest. Scientists have dubbed such ...

While hunting for the elusive Planet X, astronomers have discovered 12 additional moons around Jupiter, bringing the grand total of the planet’s known satellites up to a whopping 79.

The moon is most directly north of the planet's pole at about 9:20 P.M. CDT. Note that this event is best seen in the Central time zone of the U.S. - Jupiter is setting for East Coast observers at ...

Moons are natural satellites that rotate around planets or asteroids. They come in many shapes, sizes and types. Larger moons are spherical, but others can have an irregular shape or ...

The crescent Moon joins the planets Mercury, Venus, Uranus, Mars, Jupiter and Saturn in alignment over Melbourne Beach Friday morning, June 24, 2022. Craig Bailey/FLORIDA TODAY via USA TODAY NETWORK ...

At 8:07 p.m. Monday, stargazers in Chicago will see Mars disappear behind the moon and reappear on the other side of the moon at 9:17 p.m. Also this week, multiple planets will be clearly visible ...

Mars' moons are not easy to explain. Both are small — Phobos is 16 miles (26km) across at its widest point, Deimos is just 10 miles (16km) — and lumpy, which makes them look like captured ...

The innermost moon, Phobos, has lots of craters and is roughly 13.8 miles (22.2 km) in diameter. In about 50 million years, it is expected to break up or crash into Mars.

The moon is most directly north of the planet’s pole at about 9:20 P.M. CDT. Note that this event is best seen in the Central time zone of the U.S. — Jupiter is setting for East Coast ...