Tags » High Energy Astrophysics

Transcript: the pros & cons of pro/am collaboration

The transcript of the 24th Astronomy Twitter Journal Club meeting is now online at Chirpstory: http://chirpstory.com/dialog_embed/5349 or http://chirpstory.com/li/5349.

You can also download the PDF: Tweet transcript archive.

Transcripts

Extra - The Aurora Borealis

Hello Students of the Universe,

Photo by Dick Hutchinson (http://www.ptialaska.net/~hutch/aurora.html)

Some of you have chosen to do your research projects on the Aurora Borealis.  136 more words

NASA Scientists Identify Smallest Known Black Hole

GREENBELT, Md. – Using a new technique, two NASA scientists have identified the lightest known black hole. With a mass only about 3.8 times greater than our Sun and a diameter of only 15 miles, the black hole lies very close to the minimum size predicted for black holes that originate from dying stars. 651 more words

Astronomy

Physicist And Former Astronaut John Grunsfeld To Head NASA Science Directorate

WASHINGTON — NASA has named physicist and former astronaut John Grunsfeld as the new associate administrator for the Science Mission Directorate at the agency’s headquarters in Washington. 498 more words

NASA

Review: two explanations for the Christmas Burst

For the final astronomy twitter journal club meeting of 2011 we discussed the two recently published explanations for the peculiar gamma-ray burst GRB 101225A. This object was first seen on Christmas Day 2010 and hence was nicknamed the Christmas Burst, giving the meeting a tenuously festive connection. 532 more words

High Energy Astrophysics

Transcript: two explanations for the Christmas burst

The transcript of the 19th Astronomy Twitter Journal Club meeting is now online at Chirpstory: http://chirpstory.com/dialog_embed/3475 or http://chirpstory.com/li/3475.

You can also download the PDF: Tweet transcript archive.

Transcripts