Skip to main content

Dust in the Galaxy

Submitted by mjuliano on
Dust is found scattered throughout space.  It is composed of fine particles made of silicates, like sand on Earth, or of carbon, and these are often blended with other elements. &nbs...

Nanojets in the Solar Corona

Submitted by mjuliano on
The solar corona, the hot outer layer of the Sun, has a temperature of over a million degrees Kelvin and powers a wind of charged particles, some of which bombard the Earth producing auro...

M87*'s Shadow Is Wobbling and Has Been for a While

Submitted by mjuliano on
Cambridge, MA - Analysis of previously unpublished data from observations of M87* between 2009 and 2013 by scientists at the Event Horizon Telescope (EHT) has revealed that the crescent s...

Could Life Exist Deep Underground on Mars?

Submitted by mjuliano on
Cambridge, MA - Recent science missions and results are bringing the search for life closer to home, and scientists at the Center for Astrophysics | Harvard & Smithsonian (CfA) and th...

How Planetary Nebulae Get Their Shapes

Submitted by mjuliano on
About seven and one-half billion years from now our sun will have converted most of its hydrogen fuel into helium through fusion, and then burned most of that helium into carbon and oxyge...

The Evolving Chemistry of Protoplanetary Disks

Submitted by mjuliano on
Planets form from the gas and dust in disks that surround young stars. Chemicals in the disk that evaporate easily, called volatiles, include important molecules like water, carbon monoxi...
Subscribe to