There are few things more peaceful and relaxing than a night under the stars. Through the holidays, many …
astronomy
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Space
Signs of Life? Why Astronomers Are Excited About Carbon Dioxide and Methane in the Atmosphere of an Alien World
by Troy OakesAre we alone? This question is nearly as old as humanity itself. Today, this question in astronomy focuses …
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The search for planets outside our Solar System — exoplanets — is one of the most rapidly growing …
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Environment
What Is a Solstice? An Astronomer Explains the Long and Short of Days, Years, and Seasons
by Troy OakesHappy solstice everyone! The mid-year solstice in 2023 falls at 2:58 pm UTC on 21 June (or, in …
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We have long been fascinated with the idea of alien life. The earliest written record presenting the idea …
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In the 1997 movie Contact, Ellie Arroway is a young radio astronomy scientist played by Jodie Foster. Ellie’s on …
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Combining images taken with the Hubble Space Telescope over more than 20 years, a team of UA researchers …
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Using the European Southern Observatory’s Very Large Telescope (ESO’s VLT), astronomers have revealed the closest pair of supermassive …
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Star-forming galaxies are responsible for creating gamma rays that until now had not been associated with a known origin, researchers from …
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From the broadcasting of major events to tracking major developments on the planet and in the atmosphere, satellites …