In early 2015, Comet Lovejoy zoomed toward the outer solar system with a stunning starry background. Highlights of the beautiful backdrop are the bright bluish Phi Persei near the bottom of the ...

Comet ISON shows off its tail in this spectacular space wallpaper taken on Nov. 19, 2013, using a 14-inch telescope located at the Marshall Space Flight Center. The comet is just nine days away ...

As the space station careened over the Middle East, the recently discovered Comet Neowise and its twin ... he later uploaded an ultra-high-definition 4K video to his YouTube channel that shows ...

Or maybe you just like attractive, high-resolution desktop wallpapers and you want to make a change? It turns out that Microsoft's design team has rendered an updated 4K version of the default Win ...

Japanese TV will this week show footage of last week’s Comet ISON captured in 4K by astronaut Koichi Wakata. Wakata was aboard the International Space Station and used a specially developed, and ultra ...