Reference Article

from Wikipedia, the free encyclopedia

Stellar evolution

In astronomy, stellar evolution is the sequence of changes that a star undergoes during its lifetime; the hundreds of thousands, millions or billions of years during which it emits light and heat.

Over the course of that time, the star will change radically.

Note: This article excerpts material from the Wikipedia article "Stellar evolution", which is released under the GNU Free Documentation License.

See the following related content on ScienceDaily:


Related Videos

last updated on 2014-10-22 at 9:25 am EDT

Astronomers Zoom Into Pencil Nebula, 4800 Trillion Miles Away

Astronomers Zoom Into Pencil Nebula, 4800 Trillion Miles Away

Reuters (Sep. 12, 2012) The European Southern Observatory in northern Chile has released new images of a massive glowing cloud of gas called The Pencil Nebula, 800 lightyears from Earth. The images show pink, white and blue filaments streaking across the sky, the result of a stellar explosion 11,000 years ago.
Powered by NewsLook.com
RAW VIDEO: ESO Finds That Stars Tend to Grow Colder as They Die

RAW VIDEO: ESO Finds That Stars Tend to Grow Colder as They Die

EFE (May 30, 2013) An international team of astronauts have made a groundbreaking discovery that thwarts stellar theories that claim that stars die with a final grand explosion. In contrast, the European Space Observatory reached the conclusion that stars tend to slowly grow colder over millions of years and that the stars that explode usually contain high levels of sodium.
Powered by NewsLook.com
RAW VIDEO: NASA Launches Robotic Orbiter to Mars

RAW VIDEO: NASA Launches Robotic Orbiter to Mars

Reuters (Nov. 18, 2013) NASA's new Mars Atmosphere and Volatile Evolution Mission, or MAVEN, launches into space for a mission designed to better understand Mars' atmosphere. Rough Cut (no reporter narration).
Powered by NewsLook.com
What's Up for November 2013

What's Up for November 2013

NASA (Nov. 6, 2013) Jane Houston Jones: What's Up for November? MAVEN launches to Mars and Comet ISON should be visible before dawn. Hello and welcome. I'm Jane Houston Jones from NASA's Jet Propulsion Laboratory in Pasadena, California. MAVEN, the Mars Atmosphere and Volatile Evolution Mission, will explore the planet's upper atmosphere, ionosphere and their interactions with the sun and solar wind. A 2013 launch allows mission scientists to collect data on Mars' atmosphere and how it's being lost to space at an active time in the 11-year solar cycle.
Powered by NewsLook.com

Related Stories


Share This



Search ScienceDaily

Number of stories in archives: 140,361

Find with keyword(s):
Enter a keyword or phrase to search ScienceDaily for related topics and research stories.

Save/Print:
Share:

Breaking News:
from the past week

In Other News

... from NewsDaily.com

Science News

Health News

Environment News

Technology News



Save/Print:
Share:

Free Subscriptions


Get the latest science news with ScienceDaily's free email newsletters, updated daily and weekly. Or view hourly updated newsfeeds in your RSS reader:

Get Social & Mobile


Keep up to date with the latest news from ScienceDaily via social networks and mobile apps:

Have Feedback?


Tell us what you think of ScienceDaily -- we welcome both positive and negative comments. Have any problems using the site? Questions?
Mobile: iPhone Android Web
Follow: Facebook Twitter Google+
Subscribe: RSS Feeds Email Newsletters
Latest Headlines Health & Medicine Mind & Brain Space & Time Matter & Energy Computers & Math Plants & Animals Earth & Climate Fossils & Ruins