Cygnus resupply spacecraft reaches ISS with four tons of supplies, experiments
Northrup Grumman's Cygnus resupply spacecraft reached the International Space Station early Tuesday morning, delivering some four tons of supplies to the orbiting laboratory, NASA said. Cygnus completed installation on the ISS at 5:33 a.m. EDT, NASA said. It brought 8,200 pounds of scientific investigation and cargo to the ISS's orbiting laboratory on the 21st resupply mission ca