I’m giving a talk in Boulder tonight and Friday

Bad Astronomy
By Phil Plait
Feb 28, 2008 8:00 PMNov 5, 2019 7:03 AM

Newsletter

Sign up for our email newsletter for the latest science news
 
0 free articles left
Want More? Get unlimited access for as low as $1.99/month
Subscribe

Already a subscriber?

Register or Log In

0 free articlesSubscribe
Discover Magazine Logo
Want more?

Keep reading for as low as $1.99!

Subscribe

Already a subscriber?

Register or Log In

Stay Curious

Sign up for our weekly newsletter and unlock one more article for free.

 

View our Privacy Policy

Want more?
Keep reading for as low as $1.99!

Log In or Register

Already a subscriber?
Find my Subscription

More From Discover
The Sciences
Sound Waves From the Big Bang Suggest Earth Is Sitting Inside of a Void
The Sciences
The Bizarre 300-Million-Year-Old Tully Monster — Why the Fossil Still Confuses Experts
The Sciences
Get Ready for the 2025 Buck Moon — The Farthest Full Moon from the Sun and the First of the Summer
Stay Curious
Join
Our List

Sign up for our weekly science updates.

 
View our privacy policy
Subscribe
To The Magazine

Save up to 40% off the cover price when you subscribe to Discover magazine.

Subscribe
FacebookInstagramTwitterYouTubeSoundcloudRSS
The MagazineAbout DiscoverPrivacy PolicySubscribeAdvertiseNewsletterTerms of UseCustomer ServiceContactCopyright PolicyCorrection PolicyOur StaffTransparency
Copyright © 2025 LabX Media Group
Website Accessibility
Login