Over the past century, we’ve gone from around 2 billion to 8 billion people on the planet. At the same time, fertility rates ...
Earth may have a moon today because a nearby neighbor once crashed into us, a new analysis of Apollo samples and terrestrial ...
Scientists have detected tiny lightning bolts on Mars for the first time — they were found discharging around NASA's ...
A planet's habitability is determined by a confluence of many factors. So far, our explorations of potentially habitable ...
Mercury will station direct in Scorpio on Nov. 29, which offers the chance for clarity and transformation. Here's what the ...
Looking for a sky event this week? Check out our full Sky This Week column. November 28: Saturn stands still Mercury comes to ...
Mercury is the innermost and smallest of the eight major planets in our Solar System, orbiting closest to the Sun. Though ...
Astronomy on MSN
The Sky Today on Friday, November 28: Saturn stands still
Looking for a sky event this week? Check out our full Sky This Week column. November 27: Ceres comes to a stop Saturn comes ...
Energy & Environment Energy & Environment The Big Story EPA proposes delaying coal ash rule retirements The Trump ...
Understanding the moon’s seismic activity is critical to the success or failure of future lunar missions. Lunar seismic ...
On Nov. 24, Mercury retrograde will join forces with Venus in Scorpio, presenting us with a deeply emotional checkpoint that ...
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