Jay TateThe visit of the interstellar interloper 1I/2017 U1, recently spotted streaking through the Solar System, gives the people of Earth their first chance to study up close an object from another planetary system. In a study carried out with the WIYN telescope at Kitt Peak National Observatory and the Nordic Optical Telescope in the Canary Islands,
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Jay TateWhen an asteroid came barreling into Earth some 66 million years ago, it wasn’t necessarily a guarantee that life on planet Earth would be drastically altered — that 75 percent of all plant and animal species, including the dinosaurs, would disappear.
According to a new study published Thursday in the journal Scientific Reports,
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Jay TateAn international team of astronomers led by NASA scientists successfully completed the first global exercise using a real asteroid to test global response capabilities.
Planning for the so-called “TC4 Observation Campaign” started in April, under the sponsorship of NASA’s Planetary Defense Coordination Office. The exercise commenced in earnest in late July,
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Jay TateThe Chicxulub asteroid impact that wiped out the dinosaurs likely released far more climate-altering sulfur gas into the atmosphere than originally thought, according to new research.
A new study makes a more refined estimate of how much sulfur and carbon dioxide gas were ejected into Earth’s atmosphere from vaporized rocks immediately after the Chicxulub event.
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