Sentences with phrase «spacecraft during observations»

Advanced algorithms allow astronomers to compensate for slight drifting of the spacecraft during observations.

Not exact matches

The Hubble Space Telescope alone has made more than a million observations since its 1990 launch; spacecraft at Mars, the moon and Saturn produced 120,000 new images during a typical 90 - day period this year.

The observations were carried out in 2010 during the spacecraft's primary mission, before it was renamed NEOWISE and reactivated to target near - Earth objects (NEOs) in 2013.

Mission team members hope that observations the spacecraft makes during its one - year prime mission will yield insights about Mars» shift from a relatively warm, wet world in the ancient past to the cold, dry planet it is today.

However, the lack of radio observations by the Cassini spacecraft during two close flybys and the lack of optical detections by Venus Express as well as ground - based observers leave the question of Venusian lightning somewhat unresolved (Yair et al. 2008; Yair 2012).

As the Cassini spacecraft orbited Saturn, it made numerous observations during a series of close flybys of Titan beginning in late 2004.

The solar luminosity is about 0.07 percent brighter during solar maximum than during solar minimum but observations from spacecraft in the 2000s showed that the ratio of ultraviolet to visible light is much more variable than previously thought.