White dwarfs polluted with rocky debris shed light on exoplanets
Rocky material found in the atmospheres of two Milky Way white dwarfs hint at the chemical compositions of distant worlds.
Source: astronomy.com
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Some volcanic hot spots may have a surprisingly shallow heat source
Mysterious hot spots of volcanic activity in the interior of tectonic plates just got a little stranger.
Source: sciencenews.org
Never-before-seen rocks found in these exoplanet graveyards
Researchers studying the atmospheres of white dwarfs have discovered previously unknown rock types which made up the exoplanets that once surrounded the stellar remnants.
Source: livescience.com
Rocky Exoplanets Are More Diverse Than Previously Thought
According to new analysis, rocky planets found in other systems are much more diverse than previously thought. An astronomer named Siyi Xu from NSF’s NOIRLab and a geologist named Keith Putirka from California State University, Fresno, focused on rocky worlds that orbit nearby stars as well as “polluted” white dwarfs’ chemical compositions. Polluted white dwarfs... Read more »
Source: mysteriousuniverse.org
Never-Seen-Before Rocks Discovered Among Destroyed Exoplanets
Astronomers have discovered that rocky exoplanets might be even weirder than previously thought.
Source: iflscience.com