Asteroids

Now You Can Watch Japan's Hayabusa2 Shoot A Bomb At An Asteroid

On April 4, the Hayabusa2 spacecraft tossed a bomb at a space rock and watched the impactor soar toward the asteroid, called Ryugu.
Related topics: Spacecrafts

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Was Oumuamua An Alien Spaceship? No. Here’s What It Is.

Oumuamua, a quarter-mile long asteroid tumbling through space, is Hawaiian for "scout", or "the first of many".It was given this name because it came from another solar system. Some claimed Oumuamua was an alien technology, but there's no actual...
Related topics: Spacecrafts, Space

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Earth Vs. Asteroids: Humans Strike Back

Incoming asteroids have been scarring our home planet for billions of years. This month humankind left our own mark on an asteroid for the first time: Japan's Hayabusa2 spacecraft dropped a copper projectile at very high speed in an attempt to form...
Related topics: Space, Spacecrafts

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Internet Time And Doomsday Asteroids: This Week In Tech, 20 Years Ago

It’s difficult to remember a time when online media wasn’t arranged largely around memetic cultural events. On any given April 20th in recent years, for instance, you can find all sorts of weed-themed stories pegged around the unofficial holiday...

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How Passing Asteroids Reveal The Secrets Of Distant Stars

Stars in the night sky appear as tiny points of light because they are too far away for your eyes to resolve. But even through powerful telescopes, stars still appear as mere points because they are too small to see their true physical size at vast...
Related topics: Telescopes, Space

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China To Launch Ambitious Asteroid-comet Mission In 2022

China aims to launch a bold sample-return mission just three years from now, according to the nation's state-run Xinhua news agency.
Related topics: Comets, Space

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Turducken Space Rock: Antarctic Meteorite Hid Comet Inside Asteroid Remains

Our solar system is a whopping 4.5 billion years old. And those earliest days were some of the most interesting for astronomers. That's when the planets formed, building from dust grains into the whole worlds that now populate our space...
Related topics: Space, Antarctic, Meteorites, Comets

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Nasa Has A Plan Defend The Earth From Asteroids

The trick is spotting the near-Earth objects first, according to NASA researchers presenting at the 2019 American Physical Society April meeting in Denver WASHINGTON, D.C., April 16, 2019 — A mere 17-20 meters across, the Chelyabinsk meteor...
Related topics: NASA, Space, Meteor

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Asteroid Hunting Mission Releases 5th Year Of Data

If the idea of an asteroid slamming into Earth keeps you up at night, spare a thought for a mission called NEOWISE, which reincarnated a former astrophysics spacecraft to hunt for nearby space rocks.
Related topics: Astrophysics, Spacecrafts

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Scientists Found Comet As Old As Solar System Inside Of Asteroid In Antarctica

A small piece of a 3.5 million-year-old comet found stacked inside a meteorite is thought to contain secrets of how our Solar System was built.
Related topics: Comets, Space, Antarctica (science), Meteorites

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Spacex To Crash A Rocket Into An Asteroid For $69 Million

Private rocket company SpaceX has been awarded a $69 million NASA contract to redirect an asteroid off its intended path. It’s basically crashing a rocket into an asteroid hurtling towards the Earth in the hope that it would be enough to...
Related topics: SpaceX, Space, NASA

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Asteroids Help Scientists To Measure The Diameters Of Faraway Stars

Using the unique capabilities of telescopes specialised on cosmic gamma rays, scientists have measured the smallest apparent size of a star on the night sky to date. The measurements with the Very Energetic Radiation Imaging Telescope Array System...
Related topics: Telescopes, Space

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Four Tiny Asteroids Swung By Earth For A Close Encounter Today — And A Fifth One Is On Its Way

While it’s certainly not uncommon for wandering asteroids to find their way toward our corner of space, the past few days have been unusually hectic in terms of close asteroid encounters. Our cosmic neighborhood has seen a lot of traffic from...

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10 Things You Should Know About Planetary Defense

1. Why Asteroids Impact Earth

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Iron Volcanoes On Some Asteroids May Have Ejected Molten Metal

The solar system is full of volcanoes — but scientists may have just identified an entirely new type of volcanic activity.
Related topics: Volcanoes, Space

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It Took 10 Million Years For Biodiversity To Recover From Dino-killing Impact

Some 66 million years ago, a city-sized asteroid struck off the coast of Mexico’s Yucatan Peninsula, killing 75 percent of life on Earth, including the non-avian dinosaurs. The space rock left a roughly 100-mile-wide crater and destroyed global...
Related topics: Biodiversity, Dinosaurs, Paleontology

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Deep Space Erotica: Ufo Hunter Spies Lewd Sculpture On Asteroid (video)

The conspiracy theorist argued that the photo might depict not the surface of the asteroid itself, but rather a fragment of a gigantic sculpture located there.
Related topics: UFOs, Science Videos, Science Photos

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Nasa Warns: "catastrophic" Supervolcano Poses Bigger Threat The Mankind Than Asteroid

Authored by Mac Slavo via SHTFplan.com, NASA has warned that a catastrophic supervolcano’s eruption poses a bigger threat to humanity than does an asteroid. An eruption at Yellowstone, for example, would be an apocalyptic event – one which...
Related topics: NASA, Space

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Hayabusa2 Fires An Anti-tank Warhead At Asteroid Ryugu

Japan's Hayabusa2 spacecraft recently struck the asteroid Ryugu with an explosive payload, which will help it collect samples that could teach us more about how the Solar System and life came to be. The post Hayabusa2 Fires an Anti-Tank Warhead at...
Related topics: Spacecrafts, Space

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While Japan’s Bombing One Asteroid, Nasa’s Bouncing Off Another

Don’t fret, armageddon-fearing folks, NASA’s on the case just as much as Japan. They’ve not yet dropped the same amount of bombs as Japan – but that’s only really a small part of the party. Japan, the USA, Russia, and...
Related topics: NASA, Space

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