Friday, July 8, 2022

What can Earthquakes and Marsquakes Teach Us about Planets?

07/08/2022

NEWS & FEATURES

What can earthquakes and marsquakes teach us about planets?
NASA/JPL-Caltech

The way seismic waves travel through a world can reveal a lot about its internal composition. Here are the basics.

Summer Space Sweepstakes 

For the first time ever, My Science Shop and Space & Beyond Box are teaming up for the ultimate giveaway contest! No vacation plans? No worries! Take a trip to outer space with a chance to win one of three stellar prize packages. Don’t miss your out-of-this-world opportunity to enter – this sweepstakes closes at the end of the July!

Reach Across the Stars: New app offers interactive exploration of women in astronomy
AstroStar/Shutterstock

Women's contributions to astronomy date back centuries. Learn more about female astronomers past and present with a new app.

6" Saturn Globe 
Exclusive Campo del Cielo Meteorite

Subscribe to Space & Beyond Box to get your very own authentic Campo del Cielo Meteorite! This exclusive space rock is enclosed in a protective case and comes with a certificate of authenticity. With a $25 value, this bonus gift is a great way to start exploring our universe!

Rocket impact created double crater on the Moon
NASA/Goddard/Arizona State University

A pair of lunar craters recently excavated when a rocket slammed into the Moon may hint at the nature of the human-made impactor responsible.

Sojourner: The microwave-sized rover that showed us Mars
NASA/JPL

Twenty-five years ago, NASA’s first rover began exploring the Red Planet.

Ask Astro: Why can't we see Earth-sized exoplanets? 
ESO

Exoplanets the size of Earth cannot be seen directly; however, white dwarfs can. Is this due to their brighter appearance?

OBSERVING

The sky this week
Hefin Owen (Flickr)

Your daily digest of celestial events coming soon to a sky near you. Updated Friday morning at 9 A.M. Central.

PICTURE OF THE DAY

The Swan Nebula in Sagittarius
Chuck Manges from Hooversville, Pennsylvania

The Swan Nebula, also called the Omega Nebula, is the 17th entry in Charles Messier’s catalog. Residing in the rich constellation Sagittarius, it is one of our galaxy’s largest star-forming regions. The nebula’s thick clouds of dust and gas hide most of the stars within it.

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Scientist Pankaj

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