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Asteroid barrage may have birthed a short-lived ocean on Mars
Asteroid barrage may have birthed a short-lived ocean on Mars https://asteroidday-uploads.s3.eu-central-1.amazonaws.com/wp-content/uploads/2018/12/03100136/asteroid-barrage-marsv2.jpg 1200 800 Asteroid Day Asteroid Day https://asteroidday-uploads.s3.eu-central-1.amazonaws.com/wp-content/uploads/2018/12/03100136/asteroid-barrage-marsv2.jpg

Mars may once have had an ocean – but only for a geological blink of an eye, which puts a dampener on ideas that there is or was life on…

See NASA’s First-Ever Asteroid Sample-Collecting Spacecraft in Colorado
See NASA’s First-Ever Asteroid Sample-Collecting Spacecraft in Colorado https://asteroidday-uploads.s3.eu-central-1.amazonaws.com/wp-content/uploads/2018/12/03100340/osiris-rex-image.jpg 2500 1406 Asteroid Day Asteroid Day https://asteroidday-uploads.s3.eu-central-1.amazonaws.com/wp-content/uploads/2018/12/03100340/osiris-rex-image.jpg

NASA is inviting 25 social media users to apply for a chance to attend a one-day media event to learn about the first-ever NASA mission to travel to an asteroid, retrieve…

Two Comets Just Made Historic Near-Earth Flybys
Two Comets Just Made Historic Near-Earth Flybys https://asteroidday-uploads.s3.eu-central-1.amazonaws.com/wp-content/uploads/2018/12/03100437/Slooh-comet-flybys-thumb.jpg 1200 628 Asteroid Day Asteroid Day https://asteroidday-uploads.s3.eu-central-1.amazonaws.com/wp-content/uploads/2018/12/03100437/Slooh-comet-flybys-thumb.jpg

A pair of comets zoomed past Earth over the past few days, and their historic one-two flyby punch was caught on video. A telescope in Chile operated by the online Slooh…

Painting an Asteroid to Save Earth
Painting an Asteroid to Save Earth https://asteroidday.org/wp-content/themes/fildisi/images/empty/thumbnail.jpg 150 150 Asteroid Day Asteroid Day https://asteroidday.org/wp-content/themes/fildisi/images/empty/thumbnail.jpg

https://youtu.be/C8tgv9Zl3B4 As an object travels through space it absorbs heat from the sun and emits heat energy in the form of photons. These photons push the asteroid in a certain…

Tracking asteroids
Tracking asteroids https://asteroidday-uploads.s3.eu-central-1.amazonaws.com/wp-content/uploads/2018/12/03100228/boulder-news.jpg 1200 628 Asteroid Day Asteroid Day https://asteroidday-uploads.s3.eu-central-1.amazonaws.com/wp-content/uploads/2018/12/03100228/boulder-news.jpg

This article appeared in Boulder Weekly which is not affiliated with Asteroid Day. In December 2004, astronomers in Arizona discovered an asteroid the size of a cruise ship that appeared…

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