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Showing 1–4 of 4 results

Advanced filters: Author: R. Weryk Clear advanced filters

Orbital stability analysis and photometric characterization of the second Earth Trojan asteroid 2020 XL₅

Although Trojan asteroids have been known for decades in other Solar System planets, only one Earth Trojan asteroid was detected. Here, the authors show that recently discovered 2020 XL₅ is the second transient Earth Trojan asteroid.

T. Santana-Ros
M. Micheli
L. Conversi
ResearchOpen Access01 Feb 2022
Nature Communications

Volume: 13, P: 1-11
A 500-kiloton airburst over Chelyabinsk and an enhanced hazard from small impactors

The damage caused by the asteroid 17–20 metres in diameter that exploded over Chelyabinsk, Russia, on 15 February 2013 is estimated here to have an energy equivalent to about 500 kilotons of TNT.

P. G. Brown
J. D. Assink
Z. Krzeminski
Research06 Nov 2013
Nature

Volume: 503, P: 238-241
A brief visit from a red and extremely elongated interstellar asteroid

The first interstellar object to be detected in the Solar System is asteroidal in nature and has a shape unlike any Solar System body, with a length about ten times its width.

Karen J. Meech
Robert Weryk
Serge Chastel
Research20 Nov 2017
Nature

Volume: 552, P: 378-381
Non-gravitational acceleration in the trajectory of 1I/2017 U1 (‘Oumuamua)

‘Oumuamua—the first known interstellar object to have entered the Solar System—is probably a comet, albeit with unusual dust and chemical properties owing to its origin in a distant solar system.

Marco Micheli
Davide Farnocchia
Anastassios E. Petropoulos
Research27 Jun 2018
Nature

Volume: 559, P: 223-226