Astronomy & Astrophysics

supernova

Exploding Stars Make Key Ingredient in Sand, Glass

Supernova Remnant G54 - This image of supernova remnant G54.1+0.3 includes radio, infrared and X-ray light.
An artist's illustration of a young, sun-like star encircled by its disk of gas and dust.

Could this be why our Solar System is odd?

As recently as two decades ago, we thought our Solar System was “normal.” That was a reasonable assumption as long as you didn’t look at it too closely.
Search team pointing to the first meteorite found

Fragment of Impacting Asteroid Recovered In Botswana

(Mountain View, CA, July 6, 2018) A meteorite was found in Botswana’s Central Kalahari Game Reserve (CKGR) that is a fragment of asteroid 2018 LA. This small asteroid was discovered in space by the University of Arizona's Catalina Sky Survey on June 2, 2018, eight hours before hitting Earth.
Asteroid Impact Mission

Tracking Asteroids with the eVscope - Three Asteroids in two hours seen from San Francisco

Today is Asteroid Day—and in honor of that event, we want to highlight the eVscope’s huge potential to study asteroids, including ones that may someday present a threat to life on Earth.
Saturn's Rings  credit: NASA

New Film, "In Saturn’s Rings", is a Unique Tour of the Universe

In Saturn’s Rings is a trip through space. Narrated by LeVar Burton, Stephen van Vuuren’s new documentary film uses millions of images of Earth, the Milky Way, and the Moon that were captured by Hubble, Cassini, and other NASA space telescopes to offer a grand tour of the universe.
Frontier Development Lab

NASA FDL Developing New Approaches to Asteroid, Comet and Solar Threats Using AI

Mountain View, CA - Asteroid Day, June 30th - What do astrophysicist Steven Hawking, Queen guitarist Brian May and the country of Luxembourg have in common?
Comet

POTENTIAL NEW METEOR SHOWER FROM COMET C/2015 D4 (BORISOV)

Peter Jenniskens and Esko Lyytinen report that the dust trail of 700-year comet Borisov, who just passed perihelion in 2014, will be in the Earth's path on 2017 July 29 at 00:22 UT.
Omicron Eridanids

Warped meteor showers hit Earth at all angles

Some meteor showers persist for weeks and months, even though Earth sweeps a big arc around the Sun during that time. The meteors arrive from a slightly different direction each day, which is a clue to why these showers last so long.