The pace of rocket launches has ballooned in recent years, making it a challenge to know what mission is launching and when. In this launch guide, the Space.com news team aims to keep you up to ...

Apart from traditional lettuces, such as 'Cos', 'Iceberg' and 'Butterhead', there are many others to try, including loose-leaf types and oak leaf lettuce, radicchio, rocket and endive.

When SpaceX launched a Falcon 9 rocket from California on Monday evening (Feb. 10), it was just another flight for the company to boost its growing Starlink internet satellite constellation.