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protoplanetary disk

Planets around a black hole? Calculations show possibility of bizarre worlds 0
- From Around the Web, Space
- November 28, 2019
Theoreticians in two fields defied the received wisdom that planets only orbit stars like the sun. They proposed the possibility of thousands of planets around a supermassive black hole.

By David Aragorn
Spiral arms: Protoplanetary disk around a young star exhibits spiral structure 0
- From Around the Web, Space
- September 30, 2016
Astronomers have found a distinct structure involving spiral arms in the reservoir of gas and dust disk surrounding the young star Elias 2-27.

By David Aragorn
Stellar outburst brings water snowline into view 0
- From Around the Web, Space
- July 14, 2016
A violent outburst by the young star V883 Orionis has given astronomers their first view of a water “snowline” in a protoplanetary disk – the transition point around the star where the temperature and pressure are low enough for water ice to form.

By David Aragorn

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Planets around a black hole? Calculations show possibility of bizarre worlds
- From Around the Web, Space
- November 28, 2019
Spiral arms: Protoplanetary disk around a young star exhibits spiral structure
- From Around the Web, Space
- September 30, 2016
Stellar outburst brings water snowline into view
- From Around the Web, Space
- July 14, 2016

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