AAG Cosmic Classroom

NEW: Discover your Universe Here





Tonight's Sky

Grab a telescope, binoculars, or just a lawn chair and head out to the backyard for a night of cosmic sightseeing. Our video stargazing guide keeps you informed about constellations, deep sky objects, planets, and events in the night sky



Check out which constellations are currently up in the sky with the AAG SkyViewer



Here is a link to a printable Sky Map





What is.....

You hear us throw these words around at star parties.... Still Confused?.... Check out these explanations...

What is a nebula?

What is a comet?

Messier? Who...What?

What is a Black Hole?

Imagine the Universe!...Dictionary of space terms





Explore PBS..... (Flash required)

Galileo: His Experiments

Birth of a Supernova

History of the Universe

Decoding Cosmic Spectra

The Secrets Behind the Hubble Pictures

The Drake Equation





Have you wondered?

Why is Space weather important to people on Earth? Learn a little about space weather in this video.



The Sun is responsible for space weather. To monitor space weather for yourself, look at the AAG Planets page for the solar images, charts, and real-time data from spacecraft.




Did you know?

William Herschel is often regraded as one of the pioneers of modern astronomy. Learn more about William Herschel in this video.



Besides discovering the planet Uranus, Herschel wrote 24 symphonies, discovered infrared light, two moons of Saturn AND two moons of Uranus, and coined the word "asteriod" !!



Supermassive Black Holes are among the most fascinating and important objects in the Universe.





What is..... Infrared?

What is Infrared light?

Learn about Infrared

Interactive: Why do astronomers use so many telescopes? Check out the answer to this question, and many others, with:

The Hidden Universe

Two Micron All Sky Survey

The Spitzer Space Telescope Infrared Gallery

Gallery

Kids!... Check out infrared and the Spitzer Space Telescope

Space Place Live!...

The Spitzer Space Telescope Audio Podcasts

Listen Here!





What's up with Radio Astronomy?

What is Radio Astronomy?

Read More...

Solar and planetary radio astronomy for schools

Radio Jove

Want to listen to pulsars?

Pulsar Sounds

The Radio Telescope Gallery

Gallery

Listen to Cosmic Radio Podcasts

Archive List..

The National Radio Astronomy Observatory

Website



Learn about some of the technology at New Mexico's VLA and other radio astronomy sites around the world.







Ask an Astronomer

Why is the sky Blue?

Why are there no green stars?

Why isn't Pluto a planet anymore?

What causes an eclipse of the moon?"

...and more!....

Go here, and find out!





The Search for Planets

Spotlight:
Two separate projects have announced the first-ever confirmed photos of planets orbiting stars other than our own. Researchers using the Hubble Space Telescope have unveiled a picture of a young planet orbiting the star, and scientists using the Gemini and Keck Earth-based telescopes have confirmed pictures of three exoplanets orbiting one star. Read the new release

Fomalhaut b

HR8799 b

HR8799 c

HR8799 d





Giant Observatories of Tomorrow