×
Log in
Upload File
Most Popular
Art & Photos
Automotive
Business
Career
Design
Education
Hi-Tech
+ Browse for More
The top documents tagged [unbound universe]
Documents
Slipher’s Spectra of Nebulae Lowell Telescope – near Flagstaff Arizona – provided spectra of ~50 nebulae – showing 95% of them were moving away from Earth
216 views
Documents
Slipher’s Spectra of Nebulae
29 views