6 ms·
I have never heard about detecting gravitational lensing coming from empty space. Do you have any info/references on that?
by coder23 12y ago
I have never heard about detecting gravitational lensing coming from empty space. Do you have any info/references on that?
- ObviousScience 12y agoHere are the first links that came up when Googling it: http://www.lsst.org/lsst/science/scientist_dark_matter http://www.lsst.org/lsst/science/scientist_dark_matter http://scienceblogs.com/startswithabang/2011/04/20/how-gravitational-lensing-show/ http://scienceblogs.com/startswithabang/2011/04/20/how-gravi... http://www.ifa.hawaii.edu/~ger/ASTRO-110_sp08/Lecture28_DarkMatter.pdf http://www.ifa.hawaii.edu/~ger/ASTRO-110_sp08/Lecture28_Dark...
- nitrogen 12y agoWhen two galaxy clusters collide, the ordinary matter can get slowed down by non-gravitational interactions, leaving the dark matter to continue on inertia and gravity alone. Closest references I could find: http://phys.org/news/2013-02-dark-galaxies-ways-collision-hefty.html http://phys.org/news/2013-02-dark-galaxies-ways-collision-he... "In the Bullet Cluster, a collision between two galaxy clusters appears to have caused a separation of dark matter and baryonic matter." - https://en.wikipedia.org/wiki/Dark_Matter https://en.wikipedia.org/wiki/Dark_Matter