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 ...

A team of scientists has discovered that WASP-69 b, an exoplanet, has a comet-like tail of gas, stretching up to 563,000 ...

Astronomers have discovered that the exoplanet WASP-69 b has a comet-like tail, which extends more than 350,000 miles due to ...

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

Comets are icy bodies that formed alongside the planets in the early Solar System before being flung into its distant outer ...

The Planet WASP-69 b The Discovery The exoplanet WASP-69 b has a “tail,” leaving a trail of gas in its wake. Key Takeaway ...

Pan-STARRS, the Panoramic Survey Telescope and Rapid Response System, consists of two observatories in Hawaii and is designed ...

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 ...

This new data reveals that not even all dark comets are the same: there are at least two different kinds. And, in turn, the ...