Astrum on MSN
Voyager left the planets - but not the solar system
The boundary of a solar system is not defined by planets, but by gravity. Beyond Pluto and the Kuiper Belt lies the Oort ...
What would it take for Jupiter to ignite and become our second sun? What if Jupiter gained just a little bit more mass during ...
Space.com on MSN
Farewell, comet 3I/ATLAS! Interstellar visitor heads for the outer solar system after its closest approach to Earth
3I/ATLAS has now made its closest approach to the sun and Earth and is now heading back out toward the outer solar system. On ...
Smithsonian Magazine on MSN
Don’t Miss These Ten Celestial Events in 2026, From Aligned Planets to a Total Solar Eclipse
The upcoming year will offer a blood-red moon, spectacular meteor showers and the first glimpse of the sun’s corona since ...
Scientists have been cataloging comet 3I/ATLAS’s journey through the Solar System since July, tracking major milestones as the rare interstellar visitor moves closer to Earth.
The newly identified cluster of Kuiper Belt objects lies about 4 billion miles from the Sun, offering fresh clues about how ...
Scientists have discovered a comet traveling one way out of the solar system after a close encounter with Saturn. The comet, designated Comet A117uUD (A117uUD), was only discovered on June 14, 2024, ...
Jupiter is the largest planet in the solar system, known for its massive size, strong gravity, powerful storms and many moons ...
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