How do you find a comet that could pose a threat to Earth but hasn't passed our planet in the last 200 years or more? You ...
A reanalysis of the data from the "rubber-ducky" comet 67P, collected nearly a decade ago, suggests comets may have deposited a lot more water on Earth than scientists previously thought.
Water. All life on Earth requires it in some way or another, and it's hard to miss that roughly 70% of our planet's surface ...
When I asked readers on social media for suggestions about the coolest things they’ve seen in spaceflight during the last 25 ...
Comets are icy bodies that formed alongside the planets in the early Solar System before being flung into its distant outer ...
The water on Earth might have been delivered from space by comets billions of years ago - NASA scientists say Jupiter-family ...
The first dark comet—a celestial object that looks like an asteroid but moves through space like a comet—was reported less ...
Scientists have revived the theory that short-period comets could have played a crucial role in filling Earth's oceans with ...
The rings of Jupiter might not be as spectacular as Saturn’s (whose are?) but they are there. However, one of them may not ...
The study also reveals that these mysterious objects fall into two distinct groups based on their orbit and size. With this ...