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Astronomers have identified what is believed to be the largest solar system ever discovered.
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Scientists have warned that space debris collisions could have the potential to provoke armed conflict.
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Astronomers in the US believe that there could be a large undiscovered planet in our own solar system.
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Scientists have finally discovered the spot where Apollo 16's S-IVB rocket stage impacted on the moon.
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Virgin Galactic will be debuting the second of its suborbital space tourism vehicles in February.
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The United States once planned to build an orbiting outpost to help gather intelligence about the USSR.
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Astronomers have been left puzzled by a star that appears to have an unexplained mass orbiting around it.
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NASA's solar-powered Juno spacecraft will be arriving in orbit around Jupiter in around 12 months' time.
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Astronomers have identified a planet the size of Mars orbiting a star 200 light years from the Earth.
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The smaller moons of Pluto are now believed to wobble about unpredictably as they orbit the dwarf planet.
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The events of the hit movie could become a reality thanks to the large amounts of junk in Earth's orbit.
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Cosmic radiation could be the single biggest problem for future astronauts embarking on a trip to Mars.
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After more than a decade in space NASA's Messenger spacecraft has ended its mission with a bang.
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Two amateur astronomers have succeeded in placing a model fighter in to orbit using a weather balloon.
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Samantha Cristoforetti did her best Captain Janeway impression for an epic orbital selfie this week.
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Robotic grapples will be used to place a boulder from a large asteroid in to orbit around the moon.
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The spacecraft is now set to spend the next 16 months studying the largest object in the asteroid belt.
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Some extrasolar planets that appear to be habitable may have lost the capacity to support life long ago.
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The orbiting telescope picked up the moment three of Jupiter's moons crossed its face at the same time.
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NASA's explorary orbiter is due to go in to orbit around the enigmatic dwarf planet in March 2015.