Can one type of planet become another? Can a mini-Neptune lose its atmosphere and become a super-Earth? Astronomers have found…
Roughly 4 billion years ago, Mars looked a lot different than it does today. For starters, its atmosphere was thicker…
A new study by a Swedish astrophysicist shows that Venus is not likely to have lost its water to space,…
A new study led by Princeton University shows that water worlds are likely to be stripped of their atmospheres (and…