Starry details
The article “Astronomers find distant star with a whole set of superEarths” (SN: 7/05/08, p. 7) leaves out some of the most interesting and important information. Is HD 40307 a G-type star like our sun? Which method was used to detect the planets? The article implies Doppler was used, but Doppler could not give the specific masses of planets in the article.
Log in
Subscribers, enter your e-mail address for full access to the Science News archives and digital editions.