Tag » Astronomy

From Notre Dame: "Second-generation stars identified, giving clues about their predecessors"

Notre Dame University

December 06, 2016
Brian Wallheimer


The figure shows a sub-population of ancient stars, called carbon-enhanced metal-poor stars. The unusual chemical compositions of these stars provides clues to their birth environments. 824 altre parole

Basic Research

Black Holes in “Supermassive Black Hole”

“You set my soul alight.
Glaciers melting in the dead of night,
And the superstars sucked into the supermassive-
Supermassive black hole.”
– Muse, “

518 altre parole
Science

Linear Dunes, Namib Sand Sea

An astronaut aboard the International Space Station (ISS) used a long lens to document what crews have termed one of the most spectacular features of the planet: the dunes of the Namib Sand Sea. 6 altre parole

Jonathan Offt

Linear Dunes, Namib Sand Sea

An astronaut aboard the International Space Station (ISS) used a long lens to document what crews have termed one of the most spectacular features of the planet: the dunes of the Namib Sand Sea. 6 altre parole

Jonathan Offt

Linear Dunes, Namib Sand Sea

Imagen del día (NASA)

An astronaut aboard the International Space Station (ISS) used a long lens to document what crews have termed one of the most spectacular features of the planet: the dunes of the Namib Sand Sea. 6 altre parole

Astronomy

Cosmic Origins of Atoms in a Mineral

A mineral is more pure than its parent rock. But compared to food additives, industrial compounds and pharmaceuticals, a mineral’s compound often hosts more elements. As a result it isn’t difficult to find a mineral whose atoms have a variety of cosmic origins. 1.752 altre parole

Astronomy