Mars and the moon will also be in conjunction tonight. If you're lucky enough to have clear skies tonight, you can catch a ...

If the weather is clear where you live on Tuesday evening (Dec. 17), look low above the east-northeast horizon at around 8:00 p.m. local standard time and you'll see the waning gibbous moon, 89% ...

Mars will remain prominent all evening, despite the fact that it will continue to fade slowly in the days and weeks to come as it gradually pulls away from the Earth. When the moon passes it by on ...

In 2023, NASA announced the crew of its upcoming Artemis II mission, which will be the first manned trip to the moon since 1972 ... play a major factor. Earth and Mars are an average of 140 ...

Deimos is tidally locked to Mars, meaning that like Earth's moon, it continually shows the same face to the Red Planet. Most previous images of the small, 7.7-mile-wide (12.4 kilometers ...