The two-hour launch window opens at 8pm ET. This makes sense given that the relatively low orbit would SpaceX to bring the Falcon 9 first stage in for a landing back on land, rather than a drone ship at sea.
The new nine-engine rocket will launch from pad 39A and will take the secret payload to a low orbit. The company has said it plans to launch roughly 30 missions in 2018 after completing a record 18 past year.
Vikings to face Brees, Saints in playoffs
They took over at their 47 with 40 seconds remaining and got into field-goal range on Blake Bortles' scrambles of 20 and 12 yards. Except Newton, whose scrambles and zone-read plays will keep drives alive and allow the Panthers to stay close for awhile.
SpaceX tweeted that weather conditions are now 80 per cent favourable for Monday, and that it's completed yet more pre-launch testing, so all looks as good to go on paper as firing a giant canister of rocket fuel and secret technology into the sky can be.
SpaceX has previously launched a pair of national security-related missions, a spy satellite for the National Reconnaissance Office and the robotic X-37B space plane for the U.S. Air Force. The first stage of the Falcon 9 rocket then returned for a vertical landing at Landing Zone 1 at Cape Canaveral. Aside from its name, little is known about the payload. About all we know is that contractor and manufacturer Northrop Grumman booked the launch on behalf of the federal government.
Antonio Conte: What I like about new Chelsea signing Ross Barkley
Barkley made 150 Premier League appearances for the Merseyside club he joined as an 11-year-old, making his league debut in 2011. Barkley scored five goals and recorded eight assists in the Premier League last season as Everton finished seventh in the table.
SpaceX has successfully launched its first mission of 2018, after capping a record year last year in 2017 with 18 total launches. It wasn't until earlier in January that the company was able to confirm a hard time or date for the launch.
11 dead from cold as East Coast braces for winter 'bomb cyclone'
A massive winter storm known as a " bomb cyclone " will smash into the US East Coast this week. The difference between the two air masses helps to strengthen the storm system.