You can also adjust brightness through the Display settings in the Control Panel with the following steps. 1  Open the Control Panel. 2  Click or tap the Display option.3  Look for a link or option titled Adjust brightness. Open the Control Panel. 2  Click or tap the Display option. 3  Look for a link or option titled Adjust brightness. 4  This option allows you to adjust the laptop brightness based on the power plan or setting being used, whether the laptop is running on AC power or battery power.
After its first flight in April 1983, Challenger quickly became the workhorse of NASA's Space Shuttle fleet, flying far more missions per year than Columbia. In 1983 and 1984, Challenger flew on 85% of all Space Shuttle missions.
Space & Cosmos. The Challenger Space Shuttle Disaster, 30 Years Later. On Jan. 28, 1986, at 11:39 a.m., people across the country watched in horror as the space shuttle Challenger exploded over the Atlantic Ocean, killing everyone on board. It remains one of the worst accidents of the American space program. 1  Photo The space shuttle Challenger exploded shortly after lifting off. Credit Bruce Weaver/Associated Press âObviously a Major Malfunctionâ. 2  Photo The disaster was the first in which United States astronauts died in flight.