Skip to main content

astronomy

Exoplanets and the Search for Extraterrestrial Life

 Variable Stars and the Stories They Tell:  

Exoplanets and the Search for Extraterrestrial Life

by Dale Bryant   

RR Lyrae


RR Lyrae, 1 degree field, DSS I survey plate
(copyright 1993-1995 CalTech/STScI)

QX Pup

Update (July 7, 2015):  I-band coverage of QX Pup by AAVSO observers since 2010 clearly shows that the period given in the 4th Edition of the GCVS of 648: days is incorrect. A phase plot by Sebastián Otero of these data shows that the period of QX Pup in Ic is 551 days.

 

The Field of QX Pup

This is a multiple set of projects, so pick and choose what aspects of them interest you.

AAVSO 49 Bay State Rd. Cambridge, MA 02138 aavso@aavso.org 617-354-0484