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3 天
$1.9 Billion Telescope Has ‘Excellent Chance’ Of Finding Planet X — If It Exists
A new paper discusses the possible existence of an unseen planet in the outer solar system, the so-called "Planet X" or ...
来自MSN
2 天
Solar system quiz: How well do you know our cosmic neighborhood?
Test your knowledge on our solar system, from the biggest and smallest planets to the behemoth mountain on Mars.
NASA
11 天
December’s Night Sky Notes: Spot the King of Planets
Learn how you can see bright Jupiter from Earth, helped by its massive size and banded, reflective cloud tops, in December's ...
18 小时
Feast your eyes on 10 years of Hubble images of Jupiter, Saturn, Uranus, Neptune
The Hubble Space Telescope has been imaging the outer planets of our solar system for a decade, learning about their strange ...
13 天
on MSN
A new giant in space? Planet 9 could be seven times bigger than Earth
Planet Nine is a theory about a massive planet that could be located far beyond Neptune, as per the studies and reports ...
NASA
1 天
NASA’s Hubble Celebrates Decade of Tracking Outer Planets
Encountering Neptune in 1989, NASA’s Voyager mission completed humankind’s first close-up exploration of the four giant outer ...
Phys.org
23 天
The best way to find planet nine might be hundreds of tiny telescopes
If there is some planet nine, or "Planet X" lurking out there ... gravitational tugs of a super-Earth at the edge of the solar system. If we assume that is the solution to the orbital bias ...
4 天
Super bright planet will illuminate the sky TONIGHT – best times to spot it
JUPITER is set to peak in brightness tonight, and will be visible all night as its orbit turns to align with Earth. It won’t ...
ScienceAlert
16 天
'Baby' Planet Is One of The Youngest Ever Detected, Astronomers Say
Astronomers have just found one of the youngest planets ever. At only 3 million years old, planet TIDYE-1b (also known as ...
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