Circumstellar Disk Depletion in Young Orion Nebula Stars

In a recent study of the Orion Nebula Cluster (ONC), Rita Mann et al obtained ALMA 856μm observations of a sample of protoplanetary disks to measure the amount of disk material available for forming planets. Read more…

VEGAS Released for Shared Risk Science

NRAO is pleased to announce the release of the Versatile GBT Astronomical Spectrometer (VEGAS) for shared risk science. VEGAS is the next generation GBT spectrometer and features larger bandwidths, more spectral windows, better dynamic range, higher time resolution, and better support for multi-beam instruments than current GBT spectral line backends. Read more…

CASA 4.2.0 Available for Linux

The Common Astronomy Software Applications (CASA) package is the offline data reduction and analysis package for ALMA and VLA data developed jointly by NRAO, ESO, and the NAOJ. CASA 4.2.0 for Linux can be downloaded from the CASA homepage. Follow the "Obtaining CASA" link. A Mac OS version will be available at a later date. Read more…

Recent Press Releases

NRAO, WVU Expand Broadband Data Network to Bolster Astronomy Research [9 Apr]
The new system will be more than 200 times faster than NRAO's previous data link, allowing scientists and students to more effectively conduct research using one of the world’s most powerful astronomical instruments, the Robert C. Byrd Green Bank Telescope (GBT).

NRAO Media Tip Sheet [Mar 26]

Astronomers Make Best Measurement Yet of Distance to Galactic Center
VEGAS Is a Good Bet to Study the Cosmos
Protoplanetary Disks 'Bulge' in Complex and Asymmetrical Ways