Scientists have discovered seven more "dark comets," and analysis of this haul suggests that the puzzling planetoids are ...

Astronomers posed over the past decade that dark comets, or objects that resemble asteroids but move like comets, may exist.

NASA scientists are grappling with puzzling celestial bodies that defy existing classifications. These objects, dubbed "dark ...

Now that we’ve found more dark comets, we’ve noticed that they come in two flavors. Outer dark comets are larger – about a mile wide in size – and on more elliptical orbits farther out in the solar ...

Its speed and path around the sun don't match a typical asteroid, but it also has no bright tail or nucleus (icy core) we normally associate with comets. However, 'Oumuamua has erratic motions ...

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 ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. Scientists have discovered seven more "dark comets," and analysis of this haul suggests that the ...

NASA researchers have discovered seven new dark comets, asteroids that act like comets, and they say there could be even more ...

The JWST’s spectra data also showed the huge amount of various ices with different volatilities and how they are made. Chiron ...

A reanalysis of the data from the "rubber-ducky" comet 67P, collected nearly a decade ago, suggests comets may have deposited ...

Scientists have discovered seven more "dark comets," and analysis of this haul suggests that the puzzling planetoids are divided into two distinct families, further deepening the mystery of why ...