Asteroids

Japan's Hayabusa2 Spacecraft Successfully Lands On Asteroid Ryugu - Cnet

The Hayabusa2 probe is designed to fire a bullet at Ryugu to retrieve rocks from the asteroid's surface.
Related topics: Spacecrafts

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New Dates Show Massive Volcanic Eruptions Overlapped With Dinosaurs’ Death

Enlarge / Did these enormous layered volcanic deposits arise through many big eruptions or a few massive ones? (credit: Courtney Sprain) Modeling what happened after a massive asteroid struck the Yucatan has painted a hellscape capable of causing...
Related topics: Volcanoes, Dinosaurs, Paleontology

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Do Volcanoes Or An Asteroid Deserve Blame For Dinosaur Extinction?

Scientists have obtained more precise dates for the Deccan Traps volcanic lava flows, linking peak activity more closely to the asteroid or comet impact 66 million years ago and the coincident mass extinction. But if greenhouse gases emitted before...
Related topics: Volcanoes, Dinosaurs, Paleontology, Lava, Comets, Space

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The Real Dino Killer: A One–two Punch

An asteroid impact and volcanoes acting together could have done in the beasts, new rock dates indicate -- Read more on ScientificAmerican.com
Related topics: Volcanoes

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Do Volcanoes Or An Asteroid Deserve Blame For Dinosaur Extinction?

UC Berkeley scientists have obtained more precise dates for the Deccan Traps volcanic lava flows, linking peak activity more closely to the asteroid or comet impact 66 million years ago and the coincident mass extinction. But if greenhouse gases...
Related topics: Volcanoes, Dinosaurs, Paleontology, Lava, Comets, Space

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Japan Probe Hayabusa2 Set For Asteroid Landing

A Japanese probe is expected to land on a distant asteroid Friday, aiming to blast a "bullet" into the surface to collect clues about the origins of Earth and the solar system.
Related topics: Space

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Japanese Spacecraft To Attempt Landing On Distant Asteroid

A Japanese spacecraft is approaching the surface of an asteroid about 280 million kilometers (170 million miles) from Earth.
Related topics: Spacecrafts

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A Massive 1,500-foot Asteroid Taller Than The Empire State Building Just Shot Past Earth At 60,000...

A giant asteroid taller than the Empire State Building skimmed past our planet earlier today on what astronomers describe as a “close Earth approach.” The massive asteroid, estimated to measure between 656.2 feet and 1,476.4 feet...
Related topics: Empire State Building, Space

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Close Encounters: Planning For Extra Hera Flyby

ESA's proposed Hera mission will already visit two asteroids: the Didymos binary pair. The Hera team hopes to boost that number by performing a flyby of another asteroid during the mission's three-year flight.
Related topics: European Space Agency

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Japanese Spacecraft Will Collect A Sample From Asteroid Ryugu By Shooting At It

The Japanese spacecraft Hayabusa 2 will soon touch down on the asteroid Ryugu, where it will collect a sample by shooting a bullet into the soil. The sample will be returned to Earth in 2020 to learn about the formation of asteroids. The post...
Related topics: Spacecrafts

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An Asteroid Will Block The Sky's Brightest Star Tonight, And Astronomers Need Your Help Seeing It

Sirius, a system of two stars — Sirius A and Sirius B — is the brightest object we can see from Earth. However, an asteroid called (4388) Jürgenstock will briefly pass in front of Sirius on Monday night. Sirius will almost entirely...
Related topics: Space

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This Stressed Asteroid Could Put A New Spin On Nasa’s Comet Blasting Plan

Groundbreaking analysis of a distant, fast-moving comet has revealed new details in how asteroids form, shedding light on the formation of unusual shapes and, potentially, paving the way for more effective protection of the Earth from meteor...
Related topics: NASA, Space, Comets, Meteor

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Asteroid Set To Eat A Bullet From A Jaxa Spacecraft This Week - Cnet

Japan's Hayabusa 2 spacecraft is finally ready to collect a sample of the asteroid Ryugu.
Related topics: Spacecrafts

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A 5km Asteroid May Briefly Occult The Brightest Star In The Night Sky

Enlarge / An artist's impression showing the binary star system of Sirius A and its diminutive blue companion, Sirius B. (credit: NASA, ESA and G. Bacon) Sirius, a binary system, is the brightest star in the night sky. The larger of the two stars,...
Related topics: Space, NASA, European Space Agency

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A 280-foot Asteroid Will Skim Past Earth On Tuesday On Its Closest Approach For The Next 70 Years

The day after tomorrow, Earth will be buzzed by a fairly large asteroid hurtling through space at more than 30,000 mph. While this may conjure not-so-warm memories of the post-apocalyptic sci-fi The Day After Tomorrow, there’s no need to...

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Meteorite Source In Asteroid Belt Not A Single Debris Field

A new study published online in Meteoritics and Planetary Science finds that our most common meteorites, those known as L chondrites, come from at least two different debris fields in the asteroid belt. The belt contains many debris fields created...
Related topics: Meteorites

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Is Oumuamua Asteroid Acting Like Cutting-edge 'light Sail' Technology?

The alleged asteroid Oumuamua has been the subject of heated debates in scientific circles for over a year now, with both alien-related and more traditional theories showing no signs of stopping.
Related topics: Debate

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Nasa's Dawn Mission Receives Nod In Memory Of Apollo 13 'naut For Asteroid Belt Derring-do

Dead probe swinging around Ceres wins Jack Swigert Award Less than a year after NASA's Dawn mission sent its last squawk back to Earth, the probe is to receive the Space Foundation's 2019 John L "Jack" Swigert Jr. Award for Space Exploration.…
Related topics: NASA, Space

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Astronomers Traverse The Globe To Shadow "lucky Stars"

A surge in occultation science is allowing astronomers to study the sun’s asteroids, planets and moons like never before -- Read more on ScientificAmerican.com
Related topics: Space, Sun

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No, You Won’t See An 'apocalypse Asteroid' In The Sky On Valentine's Day

Despite what you may have heard, the Valentine’s Day sky won't provide a glimpse of our impending doom. (Unless you're a star-crossed lover, of course.)

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