The scientific wonderers at What If, alongside Steve Levin, explore a universe rewritten by the absence of Jupiter and how that missing giant would reshape planetary formation.

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. Astronomers have discovered a brand new cold "super Jupiter" exoplanet, ...

Like a celestial parade across the cosmos, five bright planets are lighting up the night sky and visible with the naked eye all February long — with two other planets also detectable for skywatchers ...

Spread the loveIn a remarkable update that has captured the world’s attention, NASA announced that Jupiter now boasts 101 officially recognized moons as of March 2026. This dramatic increase in the ...

If Jupiter swallowed every planet in the solar system, it would become an enormous cosmic giant far larger than anything else. This visualization showcases Jupiter’s overwhelming size compared to its ...

Auroras are created when high-energy particles enter a planet’s atmosphere near its magnetic poles and collide with atoms or molecules of gas. On Earth, these are known as the northern lights (aurora ...

Observations of Jupiter show that ammonia is unevenly distributed in the upper atmosphere, against expectations of uniform mixing. Scientists found evidence for a complicated but apparently real ...

Stargazers will be able to view six of the Solar System’s planets form a straight line as they take their place in a parade of planets. Mercury, Mars, Jupiter, Saturn, Neptune, and Uranus will all ...