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Planetary Sciences May 18, 2026

Bizarre Venus surface formations puzzle planetary scientists

Bizarre Venus surface formations (or coronae) are likely key to understanding our twin planet's heretofore inscrutable interior. Using NASA Magellan spacecraft data from decades past, Anna Gulcher, an Earth and planetary ...

Planetary Sciences May 8, 2026

Vast atmospheric waves on Venus are caused by largest known 'hydraulic jump'

The mysterious origin of an impressive cloud disturbance on Venus has now been revealed by a team including the University of Tokyo. Researchers used numerical models to show that an enormous 6,000-kilometer-wide atmospheric ...

Planetary Sciences Apr 27, 2026

Better volcano eruption predictions on Earth—and Venus—thanks to Mauna Loa study

When Mauna Loa erupted in 2022, the largest lava flow headed on a path headed directly toward Daniel K. Inouye State Highway 200, also known as Saddle Road, a critical route that carries many residents from their homes on ...

Astronomy Apr 27, 2026

Potential signs of life on distant planets sound exciting, but confirmation can take years

Astronomers can use telescopes to find specific molecules in the atmospheres of neighboring planets, in nebulae—clouds of interstellar dust and gas—hundreds or thousands of light-years away, or in galaxies beyond the far ...

Planetary Sciences Apr 16, 2026

Titan's lakes may spawn 10-foot waves in gentle winds, new model suggests

On a calm day, a light breeze might barely ripple the surface of a lake on Earth. But on Saturn's largest moon, Titan, a similar mild wind would kick up 10-foot-tall waves. This otherworldly behavior is one prediction from ...

Astrobiology Apr 15, 2026

Planets need more water to support life than scientists previously thought

Unfortunately for science fiction fans, desert worlds outside our solar system are unlikely to host life, according to new research from the University of Washington. Scientists show that an Earth-sized planet needs at least ...

Planetary Sciences Apr 14, 2026

Cosmic dust identified as the source of Venus' enigmatic lower haze

Venus, often called Earth's twin, is in fact a planet of extremes. Beneath its thick carbon dioxide atmosphere are crushing surface temperatures and dense clouds of sulfuric acid. While the planet's main cloud layer sits ...

Astrobiology Apr 6, 2026

If life exists in Venus's atmosphere, it could have come from Earth

The theory of panspermia holds that life is spread through the cosmos via asteroids, comets, and other objects. When the building blocks of life emerge on one planet, impacts can eject surface material into space, which then ...

Planetary Sciences Apr 6, 2026

An aerobot with ISRU capabilities could explore Venus' atmosphere for years

In Dante's "Divine Comedy," Hell is described as an "inferno" with nine concentric circles, the entrance of which has a sign that reads "Abandon all hope, ye who enter here." For the planets of the solar system, Venus is ...

Planetary Sciences Mar 30, 2026

Earth formed from material exclusively from the inner solar system, planetary scientists show

Planetary scientists have long debated where the material that formed Earth comes from. Despite its location in the inner solar system, they consider it likely that 6–40% of this material must have come from the outer solar ...

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