article_snippet.sent: New Horizons was launched on 19 January 2006 at a speed of 36,373 mph (58,536 km/h) - the fastest spacecraft ever to leave Earth orbit, 100 times faster than a jetliner .
article_snippet.sent: At a relative speed of 30,000 mph (50,000km), New Horizons will cover that distance in just three months.
article_snippet.sent: New Horizons (artist's illustration shown) was launched on 19 January 2006 at a speed of 36,373 mph (58,536 km/h) - the fastest spacecraft ever to leave Earth orbit, 100 times faster than a jetliner. 