Astrophysical masers are microwave lasers that occur naturally in space. They are found in regions of gas that have…
Select :
2i/BorisovAAS241AAS242AAS243almaantaresArchivesastrophotographersAstropixatmosphereblack holeblack holesbrown dwarfCASAcometConnectcosmologydata sciencedeuterium flashdiskDr Suessevent horizon telescopeexoplanetsexplorerfast blue optical transientsfireworksgalaxiesgalaxygalaxy ecosystemsgamma ray burstgreen bankgreenbank telescopeHubble ConstantImageinterstellar cometmagneticMajor InitiativesmeerKATneutron starngvlaNINEODIpoemProtoplanetaryprotoplanetary diskpulsarsradio astronomysagittarius A*satellitesspecial-featuresSt. Croixstarstar birthstar clusterstyle-pagesupernovasupernovaetelescopeTourstransientsVideoVLAVLA Learn Morevla visit pageVLBA
![](https://public.nrao.edu/wp-content/uploads/2023/06/sethi-300x225.jpg)
![](https://public.nrao.edu/wp-content/uploads/2023/06/rodriguez-300x225.jpg)
A Research JOURNEY
The Jets and OUtflows Revealing the Nature and Evolutions of massive YSOs (JOURNEY) Project aims to better understand High…
![](https://public.nrao.edu/wp-content/uploads/2023/06/robinson-300x196.jpg)
Small Wavelengths and Big Stars
The birth of a star begins with the collapse of cold molecular gas under its gravitational weight. But once…
![The VLA](https://public.nrao.edu/wp-content/uploads/2013/09/gallery-images-largeVLAWyearm_large-300x199.jpg)
A Tip for Radio Astronomers
Our atmosphere is fairly transparent to a range of radio frequencies, but not perfectly transparent. Astronomers need to know…