How big can stars get? How does our sun compare to them? And how did the biggest monster star get so big? Meet some of the biggest and most massive stars known.
May 28, 2023, would be the 93rd birthday of Frank Drake. He formulated the famous Drake equation in 1961, as a tool for contemplating alien civilizations.
We know our universe consists of gigantic galaxy clusters in space. And we know that looking far away in space equals looking back in time. Here's an early-universe prequel to a huge galaxy cluster.
Deborah Byrd (asteroid 3505 Byrd) helps edit EarthSky.org and is a frequent host of EarthSky videos. Deborah created the EarthSky radio series in 1991 and founded EarthSky.org in 1994. Prior to that, she had worked for the University of Texas McDonald Observatory since 1976, and created and produced their Star Date radio series. She has won a galaxy of awards from the broadcasting and science communities, including having an asteroid named in her honor in 1990, a Public Service Award from the National Science Board in 2003, and the Education Prize from the American Astronomical Society in 2020. A science communicator and educator since 1976, Byrd believes in science as a force for good in the world and a vital tool for the 21st century. "Being an EarthSky editor is like hosting a big global party for cool nature-lovers," she says.