ADVERTISEMENT
See Inside February 1997

The Ghostliest Galaxies

Astronomers have found more than 1,000 "low-surface-brightness" galaxies over the past decade, significantly altering our views of how galaxies evolve and how mass is distributed in the universe
Scientific American Holiday Sale

Black Friday/Cyber Monday Blow-Out Sale

Enter code:
HOLIDAY 2014
at checkout

Get 20% off now! >

X

Email this Article

X