Young stars often have disks of gas and dust around them, and many of these disks have gaps within them. How do astronomers know that these gaps are caused by young planets and not some other effect?


Invisible Colors: Why Astronomers Use Different Radio Bands
Radio light is invisible to our eyes, so it’s easy to think of all radio light as the same. But radio is filled with colors, just as the colors of visible light we can see, and radio astronomy is at its most powerful when we use all the colors of its rainbow.

Student Summer Research Programs at NRAO Get a Boost from Going Remote
The summer research programs at the National Radio Astronomy Observatory (NRAO) kicked off in May 2021 with a 67-percent increase in participation over the prior year and a record number of incoming program mentors.

Featured Video: Why Hydrogen Tells Us the Story of the Universe
Hydrogen is the most abundant element in the universe. Radio astronomers can see hydrogen by the light it emits, reflects, and even absorbs. Because hydrogen is everywhere, it can tell stories about the cosmos from the Big Bang to today.
Join our host Summer Ash of the National Radio Astronomy Observatory as she talks about how hydrogen can tell us so much about the structure and evolution of the universe.

AUI and NRAO Announce NAC Bridge Scholarship Award
AUI and NRAO have announced the establishment of the National Astronomy Consortium (NAC) Bridge Scholarship Award program to assist and recognize NAC alums on their achievements as they enter graduate school.

The Bands of Radio Astronomy: How Astronomers See the Colors of Radio Light
Astronomical images are often filled with beautiful and subtle colors. While some images are fairly accurate to the colors…