Residents of Butler County, Ohio were left perplexed earlier this month by a giant white orb in the sky.
Photographed by NASA's Mars Reconnaissance Orbiter, the crater is unlike anything scientists have seen before.
Astronomers have found a planet with an atmosphere in a region that was thought to be hostile to such worlds.
Scientists have determined that planets orbiting red dwarf stars may be capable of supporting primitive life.
US defense bosses have requested $304 million to fund the research and development of orbital weapons.
A dust ring like that found in the orbits of the Earth and Venus has been found in the orbit of Mercury as well.
Scientists have successfully identified an entirely new moon in orbit around the gas giant Neptune.
A spacecraft has successfully demonstrated how a harpoon can be used to clean up Earth's orbit.
This unusual looking sand dune was captured on camera by NASA's Mars Reconnaissance Orbiter (MRO).
The new orbital platform will be China's first permanently manned space station when it launches in 2022.
ESA's Mars Express orbiter has photographed a long white cloud lingering eerily over the planet's surface.
The ambitious new mission will see two satellites placed in to orbit around the closest planet to the Sun.
Four gargantuan planets have been observed orbiting a relatively young star approximately 500 light years away.
A new study has looked in to the possibility that some large moons may actually have their own 'submoons'.
Astronomers have found what is thought to be the first confirmed moon in orbit around an extrasolar world.
Scientists in Japan are aiming to one day build an elevator that can carry people and cargo in to orbit.
Astronauts have been working to locate and seal a small leak that has opened up aboard the orbiting outpost.
The US military's mysterious X-37B has spent almost a year in space on its latest secretive mission.
Scientists have discovered that the Moon may not be the only natural satellite in orbit around our planet.
Peculiar surface features that resemble large spiders can be seen in the latest image from NASA's Mars orbiter.