Last week, a full moon lit up the sky but it was another celestial moment, one that’s more rare, that wowed sky-gazers and ...

Mars is home to perhaps the greatest mystery of the solar system: the so-called Martian dichotomy, which has baffled ...

Mars, Venus, Jupiter, Saturn, Uranus and Neptune will be visible all at once this month. ISTOCK / GETTY IMAGES PLUS The planets in our ... will be less than half-full and getting dimmer, and ...

NASA was formed in 1958 "to provide for research into problems of flight within and outside the Earth's atmosphere, and for ...

The southern highlands of Mars (which cover about two-thirds of the planet’s surface) rise as much as five or ... The Martian dichotomy was discovered in the 1970s, when images from the Viking probes ...

Donald Trump was sworn in Monday as the 47th president of the United States in one of the most remarkable political comebacks ...

Alignments of five or more planets are rare—there will be two more featuring five or more planets this year, but after that ...

I pick out North America’s celestial highlights for the week ahead (which also apply to mid-northern latitudes in the ...

Life on Mars is a dream long held – and not just for David Bowie. The idea of settling on the Red Planet has been around for ...