Apparently, this user prefers to keep an air of mystery about them.
9 How to detect emission lines in optical spectra? oct 21 '13
6 is there any theory or observational evidence that our universe is electrically neutral or not? jul 15 '14
4 moonless night and lunar phase nov 24 '14
4 What can a lunar-based telescope do? sep 7 '14
3 Which kind of properties can we get for cosmic ray particles hitting on an optical ccd? sep 16 '14