ammonia
Is K2-18b Covered in Oceans of Water or Oceans of Lava?
In the search for potentially life-supporting exoplanets, liquid water is the key indicator. Life on Earth requires liquid water, and…
Ceres Probably Formed Farther out in the Solar System and Migrated Inward
When Sicilian astronomer Giuseppe Piazzi spotted Ceres in 1801, he thought it was a planet. Astronomers didn't know about asteroids…
Life Could Make Habitable Pockets in Venus’ Atmosphere
The tantalizing possibility that life exists in the clouds of Venus is once again causing a stir amongst planetary scientists…
Giant Balls of Mush Made From Ammonia and Water Form in the Atmospheres of Uranus and Neptune
One advantage to planetary science is that insights from one planet could explain phenomena on another. We understand Venus’ greenhouse…
How Do We Terraform Saturn’s Moons?
Within the Saturn system, there are many moons which could present the opportunity terraforming. But to do so presents many…
Why Don’t We Search for Different Life?
If we really want to find life on other worlds, why do we keep looking for life based on carbon…
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Astronauts Safely Back inside US Space Station Segment after False Ammonia Leak Alarm
Nearly twelve hours after the threat of a leak of toxic ammonia forced the crew into a middle of the…
What’s Inside Jupiter?
Jupiter is like a jawbreaker. Dig down beneath the swirling clouds and you'll pass through layer after layer of exotic…
Comet ISON Hosted A Rare Kind Of Nitrogen, Hinting At Reservoirs In Young Solar System
Comet ISON -- that bright comet last year that broke up around Thanksgiving weekend -- included two forms of nitrogen…
Watch Spacewalkers Friday As They Install Earth Livestream Camera On Station
For all you Earth observation geeks out there, we have some good news -- two Russian astronauts are going to…