110th anniversary of Sergei Korolev (Sergei Korolev (1907–1966); Yuri Gagarin (1934–1968); Yuri Gagarin (1934–196) in Vostok spacecraft; The sculpture of Y. Gagarin and S. Korolev)

110th anniversary of Sergei Korolev (Sergei Korolev (1907–1966))

Space tourism (Virgin Galactic's SpaceShipTwo; Suborbital space travel XCOR Lynx; SpaceX Dragon, Falcon 9 rocket launcher; Blue Origin’s New Shephard rocket)

Space tourism (Dennis Anthony Tito, the first space tourist)

Nelson Mandela (Nelson Mandela (1918–2013), Coat of arms of South Africa 1910–2000; The XIVth Dalai Lama; Winnie Mandela; The statue of Nelson Mandela in Parliament Square, London)

Nelson Mandela (Nelson Mandela (1918–2013))

China’s first x-ray astronomical satellite (China’s first x-ray astronomical satellite; Chinasat-9A Satellite Setup)

China’s first x-ray astronomical satellite (China’s first x-ray astronomical satellite)

2nd birthday of Princess Charlotte (Princess Charlotte of Cambridge, Catherine, Duchess of Cambridge; Prince William, Duke of Cambridge; Prince George of Cambridge)

2nd birthday of Princess Charlotte (Princess Charlotte of Cambridge)

70th wedding anniversary of Elizabeth II and Prince Philip (Elizabeth II)

70th wedding anniversary of Elizabeth II and Prince Philip (Elizabeth II, Prince Philip)

International space station (Zvezda (ISS module); The ISS and the Docked Space Shuttle; Cupola (ISS module))

International space station

160th anniversary of Robert Baden Powell (Robert Baden-Powell (1857–1941), The Order of Merit; Knight Grand Cross of the Royal Victorian Order, Knight Commander of the Order of the Bath; Olave Baden-Powell (1889–1977))

160th anniversary of Robert Baden Powell (Robert Baden-Powell (1857–1941), 13-year-old Sergeant-Major Warner Goodyear, the leader of the Mafeking Cadets)

Meteorites (Tamentit meteorite, found in 1864; Esquel meteorite, found in 1951; Johnstown meteorite, found in 1924; Taza iron meteorite, found in 2001)

Meteorites (Chondrite H5)

70th memorial anniversary of Paul P. Harris, Rotary (Paul Percy Harris (1868–1947))

70th memorial anniversary of Paul P. Harris, Rotary (Paul Percy Harris (1868–1947), Planting a Friendship Tree)

35th memorial anniversary of Grace Kelly (Grace Kelly (1929–1982), Coat of arms of Princess Grace of Monaco)

35th memorial anniversary of Grace Kelly (Grace Kelly (1929–1982))

Cassini spacecraft burning up in Saturn’s atmosphere (Enceladus, the sixth-largest moon of Saturn, Cassini spacecraft; Saturn's icy moon Tethys)

Cassini spacecraft burning up in Saturn’s atmosphere (The falling of Cassini spacecraft)

Nobel prize winners 2017 (Jacques Dubochet, one of the winners of the Nobel Prize in Chemistry 2017; Michael Rosbash, one of the winners of the Nobel Prize in Physiology or Medicine 2017; Rainer Weiss, one of the winners of the Nobel Prize in Physics 2017; Barry Barish, one of the winners of the Nobel Prize in Physics 2017)

Nobel prize winners 2017 (Richard Henderson, one of the winners of the Nobel Prize in Chemistry 2017)

Women’s World Chess Championship 2017 (Tan Zhongyi; Anna Muzychuk; Harika Dronavalli; Alexandra Kosteniuk)

Women’s World Chess Championship 2017 (Tan Zhongyi, the current Women's World Chess Champion, Anna Muzychuk, second in the competition)

The most famous spaceships (SpaceShipTwo; SpaceShipTwo with mother ship; Boeing 747 Shuttle Carrier Aircraft, Space Shuttle Discovery; Soyuz-TMA)

The most famous spaceships (Apollo 17)