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Russia's tallest volcano spews out 1,000-mile-long river of smoke after giant eruption, satellite images reveal
By Harry Baker published
Russia's Klyuchevskoy volcano, which is the tallest volcano in Europe and Asia, violently erupted on Nov. 1 and left behind a trail of smoke and ash that was photographed by NASA satellites.
'Planet killer' asteroids are hiding in the sun's glare. Can we stop them in time?
By Brandon Specktor published
In the glare of the sun, an unknown number of near-Earth asteroids move on unseen orbits. A new generation of space telescopes could be our best defense against potential disaster.
Could scientists stop a 'planet killer' asteroid from hitting Earth?
By Brandon Specktor published
If a mile-wide asteroid is discovered hurtling toward Earth, our survival might depend on launching 1,000 spacecraft — or one well-placed nuke.
Newfound 'moon' around asteroid Dinkinesh is actually two tiny moons touching
By Joanna Thompson published
Additional images from NASA's Lucy mission reveal that the "moon" orbiting asteroid Dinkinesh is actually a contact binary, made of two smaller moons touching.
Universe's oldest X-ray-spitting quasar could reveal how the biggest black holes were born
By Robert Lea published
The newly identified quasar, observed 13.7 billion light-years away by the James Webb Space Telescope and Chandra X-ray Observatory, could be an example of a heavy black hole "seed" in the early universe.
'The forbidden space meal': What happens if you need to be a cannibal on Mars?
By Kelly and Zach Weinersmith published
In this book extract, Kelly and Zach Weinersmith look at cannibalism in space from a legal and culinary perspective.
Pluto may have an ice-spewing 'supervolcano' the size of Yellowstone, New Horizons data reveals
By Briley Lewis published
Kiladze Caldera, formerly called Kiladze crater, may be a supervolcano that erupted fairly recently, spewing ice across the surface of Pluto.
NASA finds organic compounds seeping up from hidden ocean on Jupiter's icy moon Ganymede
By Brett Tingley published
Ganymede, one of the largest moons in the solar system, possesses a salty subsurface ocean that may contain organic compounds, new research finds.
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