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Could Next-Generation Telescopes See That Earth Has Life?

While the Earth absorbs a lot of energy from the Sun, a lot of it is reflected back into...

Should Planetary Defence Take Center Stage?

Throughout the Solar System, planets and moons bear the scars of a past fraught with collisions. The Moon,...

Earth’s Water is 4.5 Billion Years Old

The origin of Earth’s water has been an enduring mystery. There are different hypotheses and theories explaining how...

Asteroids Didn’t Create the Moon’s Largest Craters. Left-Over Planetesimals Did

The Moon’s pock-marked surface tells the story of its history. It’s marked by over 9,000 impact craters, according...

To Fight Climate Change, We Could Block the Sun. A Lightweight Solar Sail Could Make it Feasible

Can we build an enormous umbrella to dim the Sun? Such a feat would be a megaproject on a...

An extinction-level asteroid that could someday hit Earth was found hiding near Venus

-- Shares Facebook Twitter Reddit Email view in app Those who have driven a car are surely familiar with...

OK, Artemis. Now You’re Just Showing Off. A Stunning View of the Moon Eclipsing Earth From the Orion Spacecraft

Have you ever seen a lunar eclipse of the Earth from the far side of the Moon? Now we...

Mars Once had Enough Water for a Planet-Wide Ocean 300 Meters Deep

Today, Mars is colloquially known as the “Red Planet” on a count of how its dry, dusty landscape is...

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