Comets
The Real Science Behind the Movie “Don’t Look Up”
The new movie “Don’t Look Up” -- now available on Netflix -- is not your usual sci-fi disaster film. Instead,…
This Video of Comet Leonard (with Venus and Mercury) will Blow Your Mind
Since early this year, skywatchers on Earth have been tracking Comet Leonard, a kilometer-wide dirty snowball made of ice, rock…
The Biggest Comet Ever Seen Will get as Close as Saturn in 2031
A mega-comet – potentially the largest ever discovered – is heading from the Oort Cloud towards our direction. Estimated to…
A Newly-Discovered (Almost) Dwarf Planet Will Come Surprisingly Close in 2031
It’s good to remember how little we know about the outer solar system. Humans only really began observing it within…
Researchers Simulate the Formation of the Oort Cloud
There is a cloud of debris surrounding our solar system. It's known as the Oort cloud, and it is the…
Comets Have Tails of gas, Dust… and Metal?
In outer space, an object’s location has a huge impact on its temperature. The closer the object is to its…
A Comet Seen at the end of its Life. It’s covered in talcum powder
Astronomers finally managed to observe a comet nearing the end of its life. And they found that it's covered in…
In 1.3 Million Years, a Star Will Come Within 24 Light-Days of the Sun
Using data from the Gaia Observatory, a team of Russian scientists have concluded that a star will make a close…
Earth Gains 5,200 Tons of Dust From Space Every Year
Whenever I wipe the dust off my coffee table or catch a glimpse of dust motes floating in sunlight, my…
Interstellar Comet Borisov is so Pristine, it’s Probably Never Been Close to a Star Before
By comparing our local Comet Hale-Bopp to the interstellar visitor 2I/Borisov, a team of astronomers have concluded that the interloper…