Astronomers have picked up a very unusual repeating signal from a distant galaxy and nobody knows what it is.
The Hubble Space Telescope has picked up the brightest quasar ever detected in the early universe.
Two cubesats will be accompanying a joint NASA/ESA mission to slam a test probe in to the side of an asteroid.
The roving exploratory vehicle landed on the Moon as part of China's Chang'e 4 mission earlier this month.
China's Chang'e 4 spacecraft has made history by being the first ever to touch down on the far side of the Moon.
Exploratory vehicles equipped with artificial intelligence could open up the surface of Mars like never before.
NASA's long-lived space probe has managed to pull off the most distant flyby of an object ever undertaken.
Following on from its historic flyby of Pluto in 2015, the probe will reach its next destination on New Year's Day.
This unusual looking sand dune was captured on camera by NASA's Mars Reconnaissance Orbiter (MRO).
One of the three astronauts who flew to the Moon aboard Apollo 8 has criticized efforts to land humans on Mars.
One of the cosmonauts who investigated the hole maintains that it was drilled from inside the capsule.
SpaceX CEO Elon Musk has provided a sneak peak of the firm's prototype interplanetary Starship spacecraft.
A mile-long asteroid shaped a bit like a hippopotamus has skipped us by on its closest approach in 400 years.
Despite the detection of methane in 2003 and 2014, the latest findings have revealed no evidence of it at all.
This recently released photograph shows the 60km-wide Korolev Crater in Mars' north polar region.
A new study has revealed that Saturn's rings may be slowly falling on to the gas giant as 'ring rain'.
Astronomers have identified the farthest known object in our solar system at a distance of 11 billion miles.
NASA has proposed a new mission to delve deep beneath the icy crust of Jupiter's moon Europa.
Sir Richard Branson's dream of sending tourists up in to space is now one step closer to becoming a reality.
NASA's groundbreaking Parker Solar Probe has taken a close-up shot from inside the Sun's corona.