Year of the Comet
Comet C/2011 L4 (PANSTARRS)

PANSTARRS information

Comet C/2012 S1 (ISON)

ISON information

Web Extras

Cosmology Q&A with Wendy Freedman

Why do we think dark energy exists? And what will supernovae tell us about the fate of the universe? One of the world's leading cosmological observers explains.
By Daniel Pendick
Published: July 22, 2007
Astronomer Wendy Freedman works on the forefront of observational cosmology: the use of telescopes and other instruments to study the origin, structure, evolution, and fate of the universe. Born in 1957, Freedman is a native of Toronto, Canada. She received her Ph.D. in astronomy and astrophysics from the University of Toronto. In 1984, she joined the Carnegie Observatories in Pasadena, California, as a postdoctoral researcher. A permanent staff position followed in 1987. And in 2003, Freedman became director of Carnegie Observatories.
Subscriber-Only Content Subscriber Only Access
You are currently not logged in. This article is only available to Astronomy magazine subscribers.
Already a subscriber to Astronomy magazine?
If you are already a subscriber to Astronomy magazine you must log into your account to view this article. If you do not have an account you will need to regsiter for one. Registration is FREE and only takes a couple minutes.
Login   Register
Non-subscribers, Subscribe TODAY and save!
Subscribe
Get instant access to subscriber content on Astronomy.com!
  • Access our interactive Atlas of the Stars
  • Get full access to StarDome PLUS
  • Columnist articles
  • Search and view our equipment review archive
  • Receive full access to our Ask Astro answers
  • BONUS web extras not included in the magazine
  • Much more!
SEARCH SITE
Subscriber Only Access
Subscriber Only Content
Look for this icon. This denotes premium subscriber content. Learn more »
Become a Member of Astronomy.com
Register today for access to more valuable resource information.
Interact in our forums, comment on articles, receive our newsletter and much more!
Not a member?
Subscriber and Member Login
Password
Remember me