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Watch the August 21, 2017 Eclipse with Illinois Astronomers!

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Picture of the Day

Astronomy picture of the day

The Eagle and The Swan

Astronomy picture of the day

Star of the Week

  • EU and U DEL (EU and U Delphini.)

     The (usually) sixth magnitude (6.25 and 6.38, almost seventh) stars are separated by only a couple degrees along an east-west line roughly 20 and 3/4 degrees north of the celestial equator in the ancient constellation Delphinus (the Dolphin) in the heart of the Milky Way.

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Job Openings

The University of Illinois at Urbana-Champaign Astronomy Department is a research-oriented unit with broad interests, from the cosmic microwave background to the origin of the Moon. We are always seeking to identify prospective faculty members at all ranks. If you are interested in Illinois Astronomy, see our Job Openings page.



  • Dark Energy Survey reveals most accurate measurement of dark matter structure in the universeItem Title

    New measurements from data processed at the University of Illinois verify the theory that 26 percent of the universe is in the form of mysterious dark matter and that space is filled with an also-unseen dark energy, which is causing the accelerating expansion of the universe and makes up 70 percent of the universe’s contents. ... Full Details
  • 13 Students Graduate from Astronomy

    Congratulations to the Astronomy Class of 2017 for a job well done! Best wishes on your future endeavors--you make us proud! ...
  • Dom Segura-Cox Wins Chu Award

    Dom Segura-Cox has won the 2017 Mr. and Mrs. Hsiang-Pai and Wen-Hua Chu Department of Astronomy Excellence in Research Graduate Student Award. Congratulations, Dom! ...
  • Cooking the Universe

    Prof. Felipe Menanteau and the Dark Energy Survey team use supercomputers to map the Universe and find its ingredients. ... Full Details

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