Search results for Terrestrial Planets

Plants & Animals Oct 6, 2026

Warming oceans reshape plankton, potentially leaving fish with less nutritious food

The world is changing. As humans, we tend to focus on what happens on land, but the planet's food systems depend on both terrestrial and marine ecosystems.

Planetary Sciences Oct 1, 2026

Webb provides crash course on planet-shattering collisions

In the early history of our solar system, scientists theorize that a Mars-sized object called Theia smashed into the infant Earth, vaporizing massive amounts of rock and blasting it into space. Some of that material coalesced ...

Earth Sciences Sep 29, 2026

Overlooked lakes may be helping to keep the Northern Hemisphere cool

Lakes may cover only a small fraction of Earth's surface, but new research suggests they play a bigger role in regulating the planet's climate than previously recognized. By reflecting sunlight back into space when covered ...

Astrobiology Sep 24, 2026

Coolest lava world yet with signs of an atmosphere offers clues to early Earth

In the search for extraterrestrial life, it makes sense to first look for rocky planets with an atmosphere, like Earth. Without an atmosphere, a planet can't have surface water. But of the more than 6,300 exoplanets cataloged ...

Planetary Sciences Sep 23, 2026

Bennu asteroid samples point to a surprising origin involving Jupiter

The asteroid Bennu orbits the sun once every 1.2 years and approaches Earth every six years, passing within around 300,000 kilometers. NASA took advantage of this to collect material from the celestial body. In a spectacular ...

Earth Sciences Sep 17, 2026

Global water report reveals drying rivers and erratic swings between too little and too much

Rivers across the globe in 2025 had one of the driest years in more than three decades, according to a new report from the World Meteorological Organization (WMO). It shows a continuation of the long-term decline in Earth's ...

Evolution Sep 11, 2026

New analysis reconstructs the dawn of dinosaurs and other reptiles

About 252 million years ago, at the end of the Permian Period, a large proportion of species on Earth rapidly became extinct. After this mass extinction, many groups of organisms began to recover, while reptiles known as ...

Planetary Sciences Sep 4, 2026

How Mercury formed its graphite crust and core

As the BepiColombo mission prepares to enter the final phase of its journey to Mercury, a series of studies conducted by researchers at the University of Liège and KU Leuven sheds new light on the early stages of the evolution ...

Planetary Sciences Sep 3, 2026

Why doesn't Venus have a moon? A new study may have the answer

Venus is one of the solar system's most unusual planets. It may sometimes be called "Earth's twin" because of its similar size and density, but it rotates on its axis in the opposite direction of most planets, has surface ...

Planetary Sciences Sep 1, 2026

Many space missions are searching for life beyond Earth, but are we prepared for the fallout if they succeed?

Microbes from space have fueled the plots of science fiction mainstays like "Project Hail Mary" and "The Andromeda Strain." But with more space missions launching each year, finding extraterrestrial life in a microbial form ...

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