Asteroid's comet-like tail is not made of dust, solar observatories reveal
A weird asteroid has just gotten a little weirder.
Astronomy
Apr 25, 2023
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2225
News tagged with comet dust
A surprisingly simple explanation for 'Oumuamua's weird orbit
In 2017, a mysterious comet dubbed 'Oumuamua fired the imaginations of scientists and the public alike. It was the first known visitor from outside our solar system, it had no bright coma or dust tail, like most comets, and ...
Astronomy
Mar 22, 2023
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456
SoloHi catches stunning views of 'Christmas comet' Leonard fly by
Scientists at the U.S. Naval Research Laboratory evaluate early data the ESA/NASA Solar Orbiter spacecraft sent back to Earth as it observes comet Leonard, a mass of space dust, rock and ice just over half a mile across (1 ...
Planetary Sciences
Dec 28, 2021
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112
New study shows the largest comet ever observed was active at near-record distance
A new study by University of Maryland astronomers shows that comet Bernardinelli-Bernstein (BB), the largest comet ever discovered, was active long before previously thought, meaning the ice within it is vaporizing and forming ...
Astronomy
Nov 29, 2021
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13247
Laboratory will illuminate formation, composition, activity of comets
Comets are icy and dusty snowballs of material that have remained relatively unchanged since they first formed billions of years ago. Studying the small bodies provides clues about the formation of the solar system.
Condensed Matter
Nov 3, 2021
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269
Is new finding an asteroid or a comet? It's both
The newest known example of a rare type of object in the Solar System—a comet hidden among the main-belt asteroids—has been found and studied, according to a new paper by Planetary Science Institute Senior Scientist Henry ...
Astronomy
Oct 4, 2021
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128
'The line is getting fuzzier': Asteroids and comets may be more similar than we think
As anyone who has ever tried to clean a home knows, ridding yourself of dust is a Sisyphean effort. No surface stays free of it for long. It turns out that space is somewhat similar. Space is filled with interplanetary dust, ...
Space Exploration
Apr 29, 2021
8
124
Researchers discover solid phosphorus from a comet
An international study led from the University of Turku, Finland, discovered phosphorus and fluorine in solid dust particles collected from a comet. The finding indicates that all the most important elements necessary for ...
Space Exploration
Nov 30, 2020
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340
Scientists claim controversial results of comet observations are consistent
Astrophysicists from Far Eastern Federal University (FEFU) joined the international research team for explaining the difference in the results of observation of the comet 41P/ Tuttle—Giacobini—Kresak. Researchers believe ...
Astronomy
Nov 27, 2020
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17
Hubble snaps close-up of comet NEOWISE
The NASA/ESA Hubble Space Telescope has captured the closest images yet of the sky's latest visitor to make the headlines, comet C/2020 F3 NEOWISE, after it passed by the Sun. The new images of the comet were taken on 8 August ...
Space Exploration
Aug 21, 2020
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