Space

134 articles with this tag

What Are Rogue Planets and How Do They Form? Science

What Are Rogue Planets and How Do They Form?

Billions of planets drift through the Milky Way without orbiting any star. Here's how these rogue worlds form, how scientists detect them, and why som...

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What Are Super-Puff Planets and How Do They Form? Science

What Are Super-Puff Planets and How Do They Form?

Super-puff exoplanets have the density of cotton candy despite being nearly the size of Jupiter. Scientists are using the James Webb Space Telescope t...

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How Nuclear Clocks Work—and Why They Beat Atomic Ones Science

How Nuclear Clocks Work—and Why They Beat Atomic Ones

Nuclear clocks use energy transitions inside atomic nuclei rather than electron shells, promising ten times the precision of today's best atomic clock...

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How Meteor Fireballs Work—and Why They Boom Science

How Meteor Fireballs Work—and Why They Boom

Every day, thousands of fireballs blaze through Earth's atmosphere. Here's the science behind how space rocks become blazing streaks of light—and why...

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How Space-Based Solar Power Works—and When It May Arrive Technology

How Space-Based Solar Power Works—and When It May Arrive

Space-based solar power stations would harvest sunlight in orbit and beam it to Earth as microwaves. After decades as science fiction, falling launch...

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What Are Jellyfish Galaxies and How Do They Form? Science

What Are Jellyfish Galaxies and How Do They Form?

Jellyfish galaxies trail long tentacles of gas and newborn stars as they hurtle through galaxy clusters. Here is how ram-pressure stripping creates th...

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How Comets Break Apart—and What Scientists Learn Science

How Comets Break Apart—and What Scientists Learn

Comets are fragile relics of the early solar system. When they fragment, scientists gain rare access to pristine material billions of years old, revea...

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Why Greenland Is a Strategic Arctic Prize Technology

Why Greenland Is a Strategic Arctic Prize

Greenland sits at the crossroads of Arctic defense, rare earth minerals, and emerging shipping routes, making the world's largest island a focal point...

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How Scientists Read Exoplanet Atmospheres From Light Science

How Scientists Read Exoplanet Atmospheres From Light

Transit spectroscopy lets astronomers decode the chemical makeup of distant worlds by analyzing starlight filtered through their atmospheres — a techn...

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What Are Nucleobases and How Do They Form in Space? Science

What Are Nucleobases and How Do They Form in Space?

Nucleobases are the five molecular 'letters' that encode all life on Earth. Scientists have now found all five in pristine asteroid samples, reshaping...

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How Plate Tectonics Works—and Why Earth Needs It Science

How Plate Tectonics Works—and Why Earth Needs It

Earth's outer shell is cracked into massive moving plates that drive earthquakes, build mountains, regulate climate, and may be essential for life its...

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What Are Magma Ocean Planets and Why They Matter Science

What Are Magma Ocean Planets and Why They Matter

Magma ocean planets are rocky worlds covered in vast seas of molten rock. Once a phase every rocky planet passed through, these extreme worlds are now...

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