SpaceUniverse's first stars bulk up in new simulation The very first stars were giants weighing 100 Suns – they coalesced out of primordial gas about 300 million years after the big bang ¿ìè¶ÌÊÓÆµ
SpaceFresh puzzle over dark energy supernovae The supernovae that astronomers use to measure dark energy's affect on the universe's expansion have more complex origins than we thought ¿ìè¶ÌÊÓÆµ