Using data from NASA's MESSENGER spacecraft, scientists have determined that the solar system's tiniest planet, Mercury, hides a not-so-tiny secret: a 10-mile-thick mantle of diamond.

NASA also points out that July and August is an excellent chance to view the constellation Aquila, also known as the eagle as ...

Mercury seen by Nasa’s Messenger spacecraft on the left. On the right, there’s an approximation of Mercury’s true colour as ...

Space fans are invited to reach for the stars with the new Speedmaster Moonphase Meteorite, which includes dial design features crafted from genuine pieces of moon meteorite.

SkywatchingSkywatching HomeWhat's UpMeteor ShowersEclipsesDaily Moon GuideMoreTips & GuidesSkywatching FAQNight Sky Network A ...