astronomy

The international space station -- photo from NASA

Curious Kids January 3, 2025

Does outer space end – or go on forever?

by Jack Singal, University of Richmond, [This article first appeared in The Conversation, republished with permission] Curious Kids is a series for children of all ages. If you have a…

Science and Technology January 2, 2025

2 populations of dark comets in the solar system could tell researchers where the Earth got its oceans

by Darryl Z. Seligman, Michigan State University, [This article first appeared in The Conversation, republished with permission] The water that makes up the oceans acted as a key ingredient for…

Drawing of a telescope with a drawing of a ringed planet behind it

Curious Kids December 13, 2024

What is the universe expanding into if it’s already infinite?

by Nicole Granucci, Quinnipiac University, [This article first appeared in The Conversation, republished with permission] Curious Kids is a series for children of all ages. If you have a question…

Science and Technology December 8, 2024

Extraterrestrial life may look nothing like life on Earth − so astrobiologists are coming up with a framework to study how complex systems evolve

by Chris Impey, University of Arizona, [This article first appeared in The Conversation, republished with permission] We have only one example of biology forming in the universe – life on…

Science and Technology November 7, 2024

How can Jupiter have no surface? A dive into a planet so big, it could swallow 1,000 Earths

by Benjamin Roulston, Clarkson University, [This article first appeared in The Conversation, republished with permission] Curious Kids is a series for children of all ages. If you have a question…

Science and Technology October 30, 2024

Comet Tsuchinshan-ATLAS is a Halloween visitor from the spooky Oort Cloud − the invisible bubble that’s home to countless space objects

by James Wray, Georgia Institute of Technology, [This article first appeared in The Conversation, republished with permission] The human mind may find it difficult to conceptualize: a cosmic cloud so…

Photo of the earth taken from space facing the Pacific ocean

Science and Technology August 5, 2023

Most Americans support NASA – but don’t think it should prioritize sending people to space

by Mariel Borowitz, Georgia Institute of Technology and Teasel Muir-Harmony, Georgetown University, [This article first appeared in The Conversation, republished with permission] Most Americans (69%) believe it is essential that…

Science and Technology July 26, 2023

65 years of NASA – an astrophysicist reflects on the agency’s legacy

by Stephen G. Alexander, Miami University, [This article first appeared in The Conversation, republished with permission] Sixty-five years ago, in 1958, several government programs that had been pursuing spaceflight combined…

Science and Technology July 23, 2023

A new, thin-lensed telescope design could far surpass James Webb – goodbye mirrors, hello diffractive lenses

by Daniel Apai, University of Arizona, [This article first appeared in The Conversation, republished with permission] Astronomers have discovered more than 5,000 planets outside of the solar system to date….

A partially sunlit moon taken toward the moon's north pole

Science and Technology May 5, 2023

May 5, 2023, lunar eclipse will be a subtle show of astronomical wonder

by Shannon Schmoll, Michigan State University, [This article first appeared in The Conversation, republished with permission] On May 5, 2023, people around the world will witness a a lunar eclipse…

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Powder Springs January 22, 2025

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