Astronomers have discovered what could be a second planet in another solar system just four light years from Earth.
Unusual objects that look like gas and behave like stars have been spotted near our galaxy’s enormous black hole, astronomers have said.
A chemical element fundamental to all living things on Earth may have come from comet strikes, astronomers say.
European space missions will allow astronomers to observe some of the most violent cosmic events in the universe, researchers say.
A bright star visible to the naked eye has revealed fresh insight into a collision that happened in the Milky Way more than 11 billion years ago, astronomers say.
When it comes to creating the biggest and brightest explosions in the universe, it takes two stars to tango.
A school student interning at Nasa helped to discover a planet with two stars, the agency has announced.
A huge component of a new rocket system has been wheeled slowly from a New Orleans spacecraft factory to a barge that will float it up the Mississippi River for testing.
Virgin Galactic’s next passenger spaceship has reached a major construction milestone, the company said.
Aliens exist and it is possible they are already here on Earth, according to the first British astronaut to go into space.
A streak of bright orange light has lit up the skies over the Pacific islands of Guam and Saipan.
Six new exoplanets orbiting very close to their stars could hold the key to understanding more about the Earth’s geology, astronomers say.
Boeing has landed its crew capsule in the New Mexico desert after an aborted flight to the International Space Station.
The Boeing Starliner crew capsule is due to return to Earth on Sunday as its first test flight is cut short by an improperly set clock.
The test flight of Boeing’s Starliner capsule is an important step towards the future of space exploration, the UK Space Agency has said.
Astronomers believe they have uncovered the mystery as to how ancient black holes grew quickly to become supermassive objects around 12 billion years ago.
The European Space Agency (ESA) is working towards tackling the issue of space debris with the technological version of a big hug.
Evidence of a giant planet orbiting a dead white dwarf star has been found for the first time.
A Nasa spacecraft has begun to unlock the mysteries of the Sun’s scorching atmosphere after setting the record for becoming the closest man-made object to the star.
Spacewalking astronauts installed new pumps on a cosmic ray detector outside the International Space Station in a bid to extend its scientific life.
Nasa has revealed a concept of what a future moon lander might look like, as it aims to return astronauts to the moon by 2024.
Astronomers have observed the highest energy radiation ever seen in gamma-ray bursts – the most powerful cosmic explosions in the universe.
Astronomers and space enthusiasts have watched as Mercury made a rare transit of the sun.
More than a third of Britons believe humans will inevitably have to live in space due to the Earth becoming increasingly uninhabitable.
Those looking towards the sun on Monday may notice a tiny black disc moving across the glowing orb in a rare celestial event.
Nasa’s Voyager 2 has reported back with its initial cosmic findings – a year after becoming the second man-made object to “leave” the Solar System.
Astronomers may have discovered a new class of black holes, smaller than any previously identified in the universe.
A giant fireball has been spotted streaking across the sky over the UK and Ireland.
The US Air Force’s mystery space plane is back on Earth, following a record-breaking two-year mission.
A giant rock thought to be the fourth largest asteroid in the solar system could be a dwarf planet, astronomers have said.