The enormous comet is thought to have a nucleus 50 times larger than would normally be expected.
A new study has indicated that a Syrian village was destroyed by debris from a comet 13,000 years ago.
Scientists have moved to debunk the claim that the coronavirus fell to Earth on a comet or asteroid.
It is often suggested that alien life could have reached Earth on a comet, but what about the other way around ?
NASA has released two new images showing interstellar comet Borisov traveling through our solar system.
Astronomers have determined that comet 2I/Borisov could be carrying water from a distant solar system.
Astronomers have revealed that comet 2I/Borisov is remarkably similar to comets from our own solar system.
An amateur astronomer has discovered what is believed to be a comet that has come from a distant solar system.
Originally classed as an asteroid, the object known as 'Oumuamua is now believed to be a comet.
A bizarre new theory proposes that octopus embryos arrived on Earth on a comet millions of years ago.
For the first time ever, astronomers have spotted what is thought to be a visitor from a distant star system.
Scientists now believe that the mysterious 1977 space signal had actually come from a passing comet.
Symbols found at Gobekli Tepe seem to confirm that a comet struck the Earth in the year 10,950 B.C.
ESA's Rosetta spacecraft has gone out in a blaze of glory by deliberately colliding with comet 67P.
The Rosetta spacecraft has finally managed to locate its companion probe on the surface of comet 67P.
After a year without communication, scientists have finally said goodbye to Philae for the last time.
A British company has created a peculiar new perfume which matches the otherworldly aroma of comet 67P.
ESA's Rosetta spacecraft has made a significant new discovery within the atmosphere of its new home.
A comet bombardment that occurred on Mars 3.9 billion years ago may have created habitable conditions.
An astronomical anomaly thought by some to be an 'alien megastructure' has continued to defy explanation.