astronomy

Q&A with Alycia Weinberger: How Unique Are We?

Alycia Weinberger

DTM astronomer Alycia Weinberger talks about circumstellar disks, the importance of curiosity, and what it means to seize the opportunities life throws our way.

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Neighborhood Lecture: Eyes on the Universe

Neighborhood Lecture: Eyes on the Universe

Carnegie Observatories Director John S. Mulchaey presented the second Spring 2018 Neighborhood Lecture held at the Carnegie Institution for Science's Broad Branch Road campus on April 19, 2018.

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When Do Aging Brown Dwarfs Sweep the Clouds Away?

When Do Aging Brown Dwarfs Sweep the Clouds Away?

Brown dwarfs, the larger cousins of giant planets, undergo atmospheric changes from cloudy to cloudless as they age and cool. A team of astronomers led by Carnegie's Jonathan Gagné measured for the first time the temperature at which this shift happens in young brown dwarfs.

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Proxima Centauri’s No Good, Very Bad Day: Flare Illuminates Lack of a Dust Ring; Puts Habitability of Proxima b in Question

Proxima Centauri, Proxima b

A team of astronomers led by Carnegie's Meredith MacGregor and Alycia Weinberger detected a massive stellar flare—an energetic explosion of radiation—from the closest star to our own Sun, Proxima Centauri, which occurred last March.

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Postdoc Spotlight: Planetary Scientist Jessica Arnold

Jessica Arnold

In this Postdoc Spotlight, Arnold discusses her research and its importance for our understanding of how planets—including our own—form.

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Postdoc Spotlight: Astronomer Tri Astraatmadja

Tri Astraatmadja observing remotely at DTM, using internet connection to communicate with the telescope operator at the Las Campanas Observatory, Chile, and to connect to one of the computers that control the camera. Photo by Ucu Agustin

In this Postdoc Spotlight, Astraatmadja tells us how a space enthusiast kid from Indonesia now contributes to the Carnegie Astrometric Planet Search (CAPS) project.

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