Armed with a hot cup of coffee, you can enjoy summer constellations this week in the pre-dawn sky like Bootes the hunting farmer, Cygnus the swan, Delphinus the dolphin, Scorpius the scorpion, ...

On Jan. 31, 1958, Explorer 1 became the first satellite launched by the United States. Its primary science instrument, a ...

Lunar-based measurements reveal Earth’s outgoing radiation is dominated by low-order spherical harmonics, providing unified global data for climate and environmental studies ...

NASA and SpaceX Crew is set to finalised preparations for the SpaceX Crew-12 launch. Whole world has its attention on Florida ...

SpaceX and NASA launched a new crew to the International Space Station on Friday, around one month after a previous crew had to be brought home early.

A United Launch Alliance Vulcan rocket carrying classified Space Force payloads suffered a booster problem but apparently ...

41P/Tuttle-Giacobini-Kresak is now known to be in the Jupiter family of comets, going from a little inside Jupiter's orbit to almost as far as Earth on its 5.4-year orbit. It is notable for its large ...

The Vulcan has launched on its second-ever national security spaceflight in what will be the biggest test yet for ULA's ...

First its rotation slowed between March and May 2017, taking 46 hours to complete a spin where it had once taken only 20 hours. This occurred as the comet neared its closest point to the sun, roughly ...

The United Launch Alliance is planning for the Vulcan to become its workhorse rocket. It faces its biggest test yet in its ...

Explore the solar system from Mercury to Pluto and discover the extraordinary differences in orbital speed, year length, and rotation. Learn how Mercury completes a year in just 88 days, while Neptune ...