Today In The Space World on MSN
The inner solar system explained: Mercury’s shrinking world, Venus’s runaway greenhouse, and Mars’s lost oceans
The inner solar system is home to four rocky worlds that formed under the intense heat of the young Sun. This video explores Mercury, the scarred planet that is slowly shrinking; Venus, where a ...
Today In The Space World on MSN
Voyager’s grand tour: The discoveries that transformed our understanding of the solar system
The Voyager spacecraft accomplished one of the most extraordinary exploration missions in history. During their journeys past the outer planets, the probes revealed previously unimaginable discoveries ...
Every eleven years, the sun's magnetic field flips. Sunspots—dark, cooler regions on the sun's surface that mark intense ...
New observations are helping scientists peer beneath the Sun’s surface, revealing where its magnetic activity may truly begin. Every 11 years, the Sun’s magnetic field reverses. As that cycle unfolds, ...
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