Question 1
The best alternate headline for this article would be
o Scientists Find 500 Planets Outside Earth's Solar System
O Newly Discovered Exoplanet Has Earth-like Temperatures-Plus Water!
O Scientists Find "Goldilocks Zone" in Space-Neither too hot nor too cold!
Newly Discovered "Goldilocks" Planet Might Be Right for Life

Question 1 The best alternate headline for this article would be o Scientists Find 500 Planets Outside Earths Solar System O Newly Discovered Exoplanet Has Eart class=