Satellites

47 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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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 Is Earth's Energy Imbalance and How It Works Science

What Is Earth's Energy Imbalance and How It Works

Earth absorbs more energy from the Sun than it radiates back to space. This growing gap, called the energy imbalance, is the master metric behind glob...

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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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How Orbital Data Centers Work—and Why They Matter Technology

How Orbital Data Centers Work—and Why They Matter

As AI demand strains Earth's power grids, companies are racing to put data centers in orbit, where unlimited solar energy and natural cooling could tr...

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How Spacewalks Work—and Why They're So Risky Science

How Spacewalks Work—and Why They're So Risky

Every time an astronaut floats outside a spacecraft, months of preparation and layers of life-saving technology stand between them and the void. Here'...

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How LEO Satellite Internet Works—and Why It Matters Technology

How LEO Satellite Internet Works—and Why It Matters

Low-Earth orbit satellite constellations like Starlink are rewriting the rules of global internet access. Here's how the technology works—from phased-...

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How Commercial Moon Landers Work—and Why They Matter Science

How Commercial Moon Landers Work—and Why They Matter

NASA's Commercial Lunar Payload Services (CLPS) program contracts private companies to deliver scientific instruments to the Moon at a fraction of tra...

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Jupiter's Europa: Why Scientists Think It May Host Life Science

Jupiter's Europa: Why Scientists Think It May Host Life

Beneath Europa's frozen crust lies a vast saltwater ocean that contains carbon compounds, tidal heat, and the chemical ingredients for life—making Jup...

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How NASA's Artemis II Mission Works—and Why It Matters Science

How NASA's Artemis II Mission Works—and Why It Matters

NASA's Artemis II will carry four astronauts around the Moon in 2026—the first crewed deep-space mission in more than 50 years. Here is how the missio...

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What Are Fast Radio Bursts and How Do They Work? Science

What Are Fast Radio Bursts and How Do They Work?

Fast radio bursts are millisecond-long flashes of radio energy so powerful they outshine entire galaxies—yet their exact cause remained a mystery for...

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Artemis II: Humans Head to the Moon for First Time Since 1972 Science

Artemis II: Humans Head to the Moon for First Time Since 1972

NASA has set April 1, 2026 as the launch date for Artemis II, sending four astronauts on a 10-day free-return journey around the Moon — the first crew...

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