Charlie Summers,Charlie Summers / The comet 'PANSTARRS' in transit above the Rocky Mountains, Colorado. March 19, 2013 20:18. This is a stack of nine images, averaged and then stretched, a common practice in astrophotography, to brin...

Charlie Summers / The transit of Venus across the face of the sun, with visible sunspots, as seen from Aurora, Colorado, USA, 19.51 local time, 5 June 2012.

Eric Baccega / Beauval zoo staff checking and comforting Western lowland gorilla (Gorilla gorilla gorilla) female in transit. To be reintroduced through Gabon Gorilla Protection Project to Bateke Plateau National Pa...

David Fleetham / Research divers extending a transit line to begin a species count. Data from here will help to determine the health of Hawaii's reefs. Hawaii. Model released

SCOTLAND: The Big Picture / Becky Priestley, Wildlife Officer with Trees for Life, removing tape from transit box containing Red squirrel (Sciurus vulgaris). Translocation part of reintroduction to the north west Highlands, Pl...

SCOTLAND: The Big Picture / Becky Priestley, Wildlife Officer with Trees for Life, attaching transit box containing Red squirrel (Sciurus vulgaris) to tree, as part of reintroduction to the north west Highlands, Plockton, Scotla...

SCOTLAND: The Big Picture / Remote camera shot of Red squirrel (Sciurus vulgaris) emerging from transit box following its translocation from Moray to Plockton, Scotland, UK. Winner of the Documentary Series Category of the Briti...

SCOTLAND: The Big Picture / Becky Priestley, Wildlife Officer with Trees for Life, removing moss from hole in transit box containing Red squirrel (Sciurus vulgaris). Translocation part of reintroduction to the north west Highlan...

Charlie Summers / Transit of Mercury in front of the sun as seen from Denver, Colorado at 07:09 on 9 May 2016 Mercury is the dot in the lower portion of the sun, all other dots are sun spots.

Charlie Summers / Transit of Mars in front of the sun on May 9, 2016 at 07.29 local time in Denver, USA.

Gary K. Smith / Steam train on the Heritage Poppy Line from Sheringham to Holt, with Weybourne Mill in background, Norfolk, UK, April.

Pal Hermansen / Tractor pulling load of freshly picked tea (Camellia sinensis) at tea plantation, Sri Lanka, March 2005.