A strange object spotted beyond the orbit of Neptune appears to be going around the sun in reverse.
A remote-operated deep-sea exploration vehicle has discovered a peculiar purple orb underneath a rock.
The space agency is looking to develop orbiters that could help to support a future manned mission.
The Internet has been awash with claims that NASA is covering up evidence of UFOs in Earth's orbit.
A peculiar landscape of dots and dashes has been picked up by NASA's Mars Reconnaissance Orbiter.
NASA's Juno spacecraft has successfully reached its destination after a journey spanning five years.
NASA's latest interplanetary spacecraft will be entering in to orbit around Jupiter on July 4th.
The ExoMars Trace Gas Orbiter (TGO) successfully launched from Baikonur in Kazakhstan this morning.
The crew of Apollo 10 recalled hearing strange 'space music' while orbiting the far side of the moon.
A new study has revealed that regrown rainforests absorb up to 11 times more carbon than old forests.
Astronomers have identified what is believed to be the largest solar system ever discovered.
Scientists have warned that space debris collisions could have the potential to provoke armed conflict.
Footage recorded at the beginning of the year seems to show lightning hitting a glowing orb in the sky.
Virgin Galactic will be debuting the second of its suborbital space tourism vehicles in February.
The United States once planned to build an orbiting outpost to help gather intelligence about the USSR.
The new material is so completely and utterly black that it absorbs 99% of all the light that hits it.
Astronomers have been left puzzled by a star that appears to have an unexplained mass orbiting around it.
NASA's solar-powered Juno spacecraft will be arriving in orbit around Jupiter in around 12 months' time.
Astronomers have identified a planet the size of Mars orbiting a star 200 light years from the Earth.
The smaller moons of Pluto are now believed to wobble about unpredictably as they orbit the dwarf planet.