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Space.com on MSN1d
Astronomers discover a cosmic 'fossil' at the edge of our solar system. Is this bad news for 'Planet 9'?
"It is possible that a planet once existed in the solar system but was later ejected, causing the unusual orbits we see today ...
Alien planets that really exist
Far beyond the eight familiar planets in our solar system, countless bizarre and extreme worlds await discovery — and some ...
ScienceAlert7h
Strange 'Fossil' World Detected at Fringes of Solar System
Despite the powerful telescopes that modern astronomers have to work with, the distant reaches of the Solar System are still ...
Space.com on MSN18h
Bad news for alien life? Earth-size planets may be less common than we thought
"We found that hundreds of exoplanets are larger than they appear, and that shifts our understanding of exoplanets on a large ...
Cosmic first: Scientists spy the birth of planets outside solar system
Astronomers have discovered the earliest seeds of rocky planets forming providing a precious peek into the dawn of our own ...
Science News1d
This star offers the earliest peek at the birth of a planetary system like ours
A young sunlike star called HOPS 315 seems to host a swirling disk of gas giving rise to minerals that kick-start the planet formation process.
Researchers observe early state of planet formation beyond Earth's sun
A group of international researchers said on Wednesday they witnessed some of the earliest stages of a planet beyond the sun ...
Scientists Capture Incredible First Glimpse Of Planets Being Born Around A Baby Star
It’s an unprecedented snapshot of “time zero,” scientists reported Wednesday, when new worlds begin to gel. “We’ve captured a ...