completing one rotation around the sun in 365 days, or one year. However, do you also know that simultaneously, the Earth is also going through many changes, the study of which is both fascinating ...

Spring equinox may be the best time to see the aurora with a peak in solar activity combining with a special effect.

The celestial spectacle may be visible in northern Michigan, Maine, and the nation’s high latitudes, the National Oceanic and ...

Equinoxes mark the only time of the year when both the north and south poles are lit by the Sun at the same time. The spring ...

While making the deliveries, the Blue Ghost lander experienced one lunar day. During the course of that day, it captured ...

It is "possible" that the Northern Lights will be visible in Oxfordshire tonight after an alert was issued. Stargazers across ...

Bone and muscle deterioration, radiation exposure, vision impairment -- these are just a few of the challenges space ...

Discover how iron's opacity in the sun challenges scientific models, and how researchers are working to resolve the ...

Blue Ghost, a Texas-built lunar lander, sent its final message home from the moon’s surface Sunday before powering down and ...

It is "possible" that the Northern Lights will be visible in Oxfordshire tonight after an alert was issued. Stargazers across the country were lucky enough to catch several glimpses of the Northern ...

When Nasa astronaut Sunita 'Suni' Williams, 59, returned to Earth this week, after being stranded in space for 288 days, the ...

Extended stays in space like that of Suni Williams and Butch Wilmore, the 'stranded' astronauts at the International Space Station for nine months, are very valuable for devising systems to protect ...