TRAPPIST-1e, an Earth-sized world in the system’s habitable zone, is drawing scientific attention as researchers hunt for signs of an atmosphere—and potentially life-supporting conditions. Early James ...

When Earth was a molten inferno, water may have been locked safely underground rather than lost to space. Researchers ...

P erihelion – or the Earth's closest approach to our host star – will take place on January 3, 2026. At this point, our ...

University of California, Irvine Generally, scientists agree that the chances of our planet being the only one in the ...

The familiar 24‑hour day is based on how long it takes the Sun to return to the same position in our sky, not on an ...

Pluribus imagines Kepler-22b as an ocean world that sends a gift to humanity through radio waves. In real life, no such ...

The new dataset, published in Earth System Science Data by 16 scientists, shows a significantly cooler Earth from the late ...

Astronomers photographed a baby planet, WISPIT 2b, during its formation process within a dusty ring around its star system.

Hubble reveals the largest planet-forming disk ever seen, Dracula's Chivito, showing a chaotic and uneven environment around ...

Earth is one special planet. It has liquid water, plate tectonics, and an atmosphere that shelters it from the worst of the sun's rays. But many scientists agree our planet's most special feature ...

After its debut in the United Kingdom, "Planet Earth III" will soon be available to stream in the U.S. The third iteration of the smash hit natural history series "Planet Earth" continues its ...

Earth — a planet of oceans, rivers and rainforests — grew up in an interplanetary desert. When the solar system formed about 4.6 billion years ago, shards of calcium- and aluminum-rich minerals stuck ...