The elongated tail of the SU Aurigae protoplanetary disk was likely formed as a result of a flyby from a substellar object.
Nola Taylor Tillman
Nola Taylor Tillman is a freelance science journalist with a focus on space and astronomy. She has a degree in English and astrophysics from Agnes Scott College and lives in Atlanta, Ga. She has written for publications including Eos, Scientific American, New Scientist, Science, and Discover magazine.
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Earth’s Eccentric Orbit Helped Preserve Rare Soft-Tissue Fossils
Cyclical changes in Earth’s orbit helped to preserve rare fossils in Morocco.
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Fireball over the Bering Sea
Powerful meteorite explodes over “a sensitive part of the world.”
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A Target Before Shooting Ryugu
The asteroid’s rough surface surprised Hayabusa2’s mission scientists. So they pulled out their spare gun and shot an “asteroid” at home first.