Green Matters on MSN
A new celestial visitor just entered our solar system — and it could be the 'Great Comet of 2026'
If 3I/ATLAS wasn’t enough of an excitement, our solar system has recently welcomed a new comet visitor. However, like ...
Scientists have found new evidence suggesting that interstellar 3I/ATLAS is not an alien spaceship, as one conspiracy theory ...
Tune in today (Jan. 16) to bid farewell to interstellar comet 3I/ATLAS, courtesy of a livestream from the Virtual Telescope ...
Jupiter is already the biggest planet by far in our solar system, but new research suggests it was somehow once even larger than it is now. Twice as large, in fact. To put that into context, those ...
NPR's Ari Shapiro talks with astronomer David Jewitt about what we can learn from the third interstellar object to have entered our solar system, a comet-like object known as 3I/ATLAS. A remarkable ...
Today In The Space World on MSN
There is another massive planet in our solar system
Why Can't We Find Planet 9? Deep in the outer reaches of our solar system, far beyond Neptune and Pluto, something massive is hiding in the dark. Scientists call it "Planet 9." For decades, ...
The comet, discovered in July 2025, originated far beyond our Solar System and is thought to be around 7 billion years old - ...
The Brighterside of News on MSN
Two blazing stars once raced past the Sun and reshaped our solar system
Long before humans walked the Earth, your solar system had a brush with two blazing blue stars that passed surprisingly close ...
Our Sun’s outer atmosphere, the corona, is millions of degrees hotter than it should be, and no one knows why.
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