Related topics: galaxies

Imaging an expanding supernova shell

Supernovae, the explosive deaths of massive stars, are among the most momentous events in the cosmos because they disburse into space all of the chemical elements that were produced inside their progenitor stars, including ...

Economic LED recycling

Light emitting diodes are used in a great number of products like televisions and lamps or luminaires. Moreover they are penetrating the automotive lighting market to an ever greater degree. Nevertheless, there are no suitable ...

Image: Manicouagan Crater, Canada

This false-colour image featuring the Manicouagan Crater was captured by the Sentinel-1A satellite on 21 March.

Revisiting the Veil Nebula

Deriving its name from its delicate, draped filamentary structures, the beautiful Veil Nebula is one of the best-known supernova remnants. It formed from the violent death of a star twenty times the mass of the Sun that exploded ...

Schlieren images reveal supersonic shock waves

NASA researchers in California are using a modern version of a 150-year-old German photography technique to capture images of shock waves created by supersonic airplanes. Over the past five years scientists from NASA's Armstrong ...

Chandra data suggest giant collision triggered 'radio phoenix'

Astronomers have found evidence for a faded electron cloud "coming back to life," much like the mythical phoenix, after two galaxy clusters collided. This "radio phoenix," so-called because the high-energy electrons radiate ...

Solar System formation don't mean a thing without that spin

New work from Carnegie's Alan Boss and Sandra Keiser provides surprising new details about the trigger that may have started the earliest phases of planet formation in our solar system. It is published by The Astrophysical ...

page 14 from 26