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What's the difference between a young exoplanet and an old one?
Understanding exoplanet evolution could help solve the mystery of the 'hot Neptune desert.' As astronomers delve deeper into ...
The Burlington Free Press on MSN21h
Another planetary alignment is coming. Will people be able to see it? What to know
In February, stargazers everywhere got to see a seven-planet alignment - called a "planetary parade." It'll be a while before ...
Atmospheres of new planets might have unexpected mixtures of hydrogen and water
All planets are made of gas, ice, rock and metal, and models of how planets form usually assume that these materials don't ...
Space.com on MSN7d
When's the next 'parade of planets'? The past, present and future of planetary alignments
Prior to 2040, the last planetary quintuplet occurred in the year 1186, and according to Uptain, records show that the close ...
It Rains Deep Inside Planets – And That Could Rewrite How We Understand Alien Worlds
What if water and hydrogen don’t stay separated inside planets like Earth and Neptune? New research from UCLA and Princeton ...
What Happens When Planets Orbit Too Close to Fiery Young Stars
Young, close-orbiting exoplanets known as sub-Neptunes may form farther from their stars and migrate inward or lose their ...
Six planets are aligning this month. Here's the best time to see the 'planet parade'
Six planets will be in alignment this weekend, with four of them shining bright in one sweeping view. What to know about the ...
Dark matter could make planets spin faster
Dark matter is a confounding concept that teeters on the leading edges of cosmology and physics. We don't know what it is or ...
AOL1mon
Planetary parade 2025: What to know as 7 planets align in the night sky
Seven planets are aligning in the night sky this week, creating a brief chance to see a "planetary parade." Worldwide, the best day to see the alignment is today, Feb. 28. Mercury, Venus ...