In Search of Dark Matter

In Search of Dark Matter

The discovery of a dark matter particle interacting with ordinary matter is one of the holy grails of modern physics and represents the best hope to understand the fundamental, particle properties of dark matter Dark matter — nonluminous material in space — is understood to constitute 85 percent of the...

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Mars and Earth as Twins

Mars and Earth as Twins

Astronomers armed with optical telescopes fell in love with Mars during the very earliest years of the age of telescopes. Mars was bright, changed colors, and had intriguing, contrasting brighter and darker regions. Furthermore, because Mars is closer to Earth than all other planets except Venus, it could appear quite...

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Lunar Eclipse Timeline

Lunar Eclipse Timeline

Gazing at the stars in the night sky is beautiful enough, but when a lunar eclipse occurs it really is a rare and awe-inspiring sight. It’s not very often that the sun, Earth, and moon align perfectly on the night of a full moon to create the spectacle of the...

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The History & Future of Mars Exploration

The History & Future of Mars Exploration

From its beginnings in ancient astrology to the advent of astronomy, from science fiction to science fact, learn the amazing, if not sometimes fanciful, history of man’s quest for the Red Planet. Authored by Dr. Giancarlo Genta, leader of the IAA Study Group on Human Mars Exploration, this special edition...

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The New Popular Astronomy !

The New Popular Astronomy !

Click Here to Read Now! In this FREE landmark issue: · Dava Sobel’s original new essay inspired by her best-selling book, “The Glass Universe.” · Dr. Michael Summers on exoplanets and “Diamond Worlds.” · Dr. Jeffrey Bennett brings a cosmic perspective to the study of exoplanets. · Best-selling author John Read delivers the...

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The Planetary Zoo

The Planetary Zoo

Michael Summers explores the incredible diversity of exoplanets in this sweeping and inspiring survey from the current issue of Popular Astronomy. Click the image below to read the complete article:  

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A Cosmic Coincidence: The Great American Eclipse—August 21, 2017

A Cosmic Coincidence: The Great American Eclipse—August 21, 2017

It’s possible that no one has been thinking about the upcoming eclipse more than Andrew Fraknoi. The longtime professor of astronomy and former Executive Director of the Astronomical Society of the Pacific, has made a career of sharing his passion for the field, and sees the coming eclipse as an...

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Archaeology Discovery offers Clues about how Peruvians Celebrated Eclipses

Archaeology Discovery offers Clues about how Peruvians Celebrated Eclipses

Dr. Robert Benfer, a professor emeritus of anthropology at the University of Missouri-Columbia, would like to be winding down his research programs, but unexpected and remarkable discoveries keep him actively engaged with numerous archaeological investigations, the most recent of which has led him headlong into the field of archaeoastronomy. Benfer,...

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Music and the Making of Modern Science

Music and the Making of Modern Science

Many people interested in science are also keenly interested in music, and vice versa. But what is the connection between music and science? To a surprising degree, science has been influenced significantly by music. Let me present three important historical examples, ending with a notable recent discovery. This influence goes...

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Extrasolar Planets and the Cosmic Perspective

Extrasolar Planets and the Cosmic Perspective

Do there exist many worlds, or is there but a single world? This is one of the most noble and exalted questions in the study of Nature. — St. Albertus Magnus (1206–1280) Take a look at the image in Figure 1. It may not look like much, but the four labeled...

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