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13 小时
on MSN
What is a dark comet? A quick guide to the 'new' kids in the solar system
Comets, often described as the solar system's "dirty snowballs," are icy bodies made of rock, dust and ices. These relics of ...
Space on MSN
4 天
Astronomers discover 7 new 'dark comets,' but what exactly are they?
Scientists have discovered seven more "dark comets," and analysis of this haul suggests that the puzzling planetoids are ...
31 分钟
‘NASA baffled’: Hidden comets hold clue to life’s origins but they’re darker than ...
Astronomers discover “dark comets”—tail-free objects blurring lines between asteroids and comets. Could these silent ...
ExtremeTech on MSN
4 天
Astronomers Find 7 'Dark Comets,' Discover They Come In 2 Different Flavors
The rocky bodies, which look like asteroids but act like comets, could comprise up to 60% of near-Earth objects.
6 天
'Dark Comets' Come in Different Varieties, And It Could Have Implications For Life on Earth
This new data reveals that not even all dark comets are the same: there are at least two different kinds. And, in turn, the ...
Ever-Growing USA on MSN
16 小时
NASA Mystified by Mysterious Dark Comets
NASA scientists are grappling with puzzling celestial bodies that defy existing classifications. These objects, dubbed "dark ...
6 天
Enigmatic ‘Dark Comets’ Come in Two Distinct Types, Study Finds
The study also reveals that these mysterious objects fall into two distinct groups based on their orbit and size. With this ...
6 天
NASA Finds Seven More Mysterious ‘Dark Comets’ — What To Know
A new category of space rock called “dark comets” are proving more common than previously thought, with 14 asteroid-comet ...
1 天
Cosmic Chameleons: Mysterious “Dark Comets” May Hold Clues to Life’s Origins on Earth
Researchers have doubled the number of known dark comets, identifying two distinct types: larger ones in the outer solar ...
5 天
NASA just found seven more dark comets
NASA researchers have discovered seven new dark comets, asteroids that act like comets, and they say there could be even more ...
Dagens.com (AU) on MSN
19 小时
Astronomers Discover Bizarre Dark Comets That May Have Shaped Life on Earth
Their findings, published in the Proceedings of the National Academy of Sciences, categorize dark comets into two distinct ...
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