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Astronomers have discovered what appears to be an exoplanet that could be a distant Earthly paradise. Or it could be a frigid realm even chillier than Mars, incapable of supporting life. The margins ...

Astronomers may have discovered a new Earth-sized exoplanet orbiting a Sunlike star just 146 light-years away. Before you pack a suitcase, however, there’s a catch: even if the find is confirmed, the ...

If you thought humanity already had its hands full with climate change, think again. With satellites and space junk increasingly cluttering our planet’s low Earth orbit, a team of scientists warn that ...

A mile-wide asteroid known as 2005 UK1 will safely pass Earth on Jan. 12, 2026. Image from Gianluca Masi/Virtual Telescope Project www.virtualtelescope.eu A massive near-Earth asteroid of “planet ...

At half the size of Earth and one-tenth its mass, Mars is a featherweight as far as planets go. Yet new research reveals the extent to which Mars is quietly tugging on Earth's orbit and shaping the ...

Subtle shifts in Earth's orbit shaped ancient lake climates — and where oil-rich shale formed as a result. When you purchase through links on our site, we may earn an affiliate commission. Here’s how ...

For all our technological progress, humanity remains confined to a single planet. But that may not always be the case. Over the past few decades, astronomers have discovered thousands of exoplanets, ...

Seán Jordan does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond their ...

Billions of years ago, Earth was an uninhabitable rock covered in magma. Scientists are still working to decipher the tale of how it transformed into a blue and green orb teeming with life. However, ...

How did life begin on Earth? While scientists have theories, they don't yet fully understand the precise chemical steps that led to biology, or when the first primitive life forms appeared. But what ...

When Earth was a molten inferno, water may have been locked safely underground rather than lost to space. Researchers discovered that bridgmanite deep in the mantle can store far more water at high ...