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Stellar Streams as Dark Matter Maps

Stellar Streams as Dark Matter Maps

by Zili Shen | May 31, 2022 | Daily Paper Summaries

Stellar streams are beautiful structures that trace the dark matter distribution of a galaxy. Today’s paper looks beyond our Milky Way for streams in external galaxies.

When Gaia meets Hubble: accurate proper motions for faint stars

When Gaia meets Hubble: accurate proper motions for faint stars

by Zili Shen | May 23, 2022 | Daily Paper Summaries

A powerful new tool combines data from Gaia and the Hubble Space Telescope and accurately measures how stars move on the plane of the sky. Find out how it’s done in today’s Astrobite!

Were you more productive during COVID?

Were you more productive during COVID?

by Zili Shen | May 9, 2022 | Daily Paper Summaries

If you answer no, then you might be surprised! This article investigates how astronomers wrote more papers during COVID.

How not to bury ourselves under space trash

How not to bury ourselves under space trash

by Zili Shen | Feb 24, 2022 | Daily Paper Summaries

Our planet is already blanketed by space debris. As small commercial satellites rapidly multiply, will humans block ourselves from space?

Wandering Planets

Wandering Planets

by Zili Shen | Dec 30, 2021 | Daily Paper Summaries

Astronomers find free-floating planets and where they came from.

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