If interplanetary space were slightly dusty, we should see, accompanying the earth and moon and each of the planets, a long black shadow projecting behind it and travelling with it.


A Text-book of General Astronomy for Colleges and Scientific Schools, Chapter XI (p. 248), Ginn & Co. 1898


If interplanetary space were slightly dusty, we should see, accompanying the earth and moon and each of the planets, a long black shadow projecting...

If interplanetary space were slightly dusty, we should see, accompanying the earth and moon and each of the planets, a long black shadow projecting...

If interplanetary space were slightly dusty, we should see, accompanying the earth and moon and each of the planets, a long black shadow projecting...

If interplanetary space were slightly dusty, we should see, accompanying the earth and moon and each of the planets, a long black shadow projecting...