ESA's Mars Express orbiter captured footage of the Mars' moon Deimos pass in front of Ganymede, Europa, Jupiter, Io and ...

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

Explore Ceres, the largest asteroid in our solar system, and discover its remarkable ancient ocean and ice-rich crust.

Every zodiac sign has its own love-ruler — astrologer Bryanna Collier explains what's in store for each one this year.

With excellent optics and a fully internal zoom design, this lens is well-suited for lunar and solar photography.

Before arriving at the moon, the small satellite mission will use the gravity of the sun, Earth, and moon over several months ...

The 1990s was filled with swoon-worthy heartthrobs. From Keanu Reeves to Josh Hartnett, here's which of your '90s crushes is ...

Jupiter has been high in the sky in the evening lately, and that stirred a memory of the first time I ever saw Jupiter ...

The zodiacal light shines in the evening as the Moon reaches Last Quarter and skims past Spica and Antares in the sky this ...

From supermoons to a total eclipse to the national park’s biggest and best-attended star parties, these are the must-see celestial shows of the year ...

NASA still views the moon as a stepping stone to Mars, even though Elon Musk has dismissed Earth's nearest neighbor as "a ...

Many photos McCarthy has taken of the space station in the past show the ship as a silhouette in Earth's shadow. This time he ...