1. Image of: A lion
2. Right ascension: 11h
3. Declination: +15 degrees
4. Genitive: Leonis
5. Latitudes visible at: Between +90 degrees and -65 degrees
6. Time best visible: At 21:00 in April
7. Area of sky covered: 947 square degrees
8. Rank in constellation size: 12th
9. Stars: Alpha Leonis (Regulus), Beta Leonis (Denebola), Gamma Leonis (Algieba), Theta Leonis (Chort), Delta Leonis (Zosma), Kappa Leonis (Al Minliar al Asad), Lambda Leonis (Alterf) and Omicron Leonis (Subra)
10. Other objects in the constellation: M65, M66, NGC 3628 (these three are also known as the Leo Triplets), M95, M96 and M105 galaxies.
11. Brightest star: Alpha Leonis (Regulus, with an apparent magnitude of 1.4)
12. Nearest star: Wolf 359 (7.78 light years away)
13: Meteor showers: Leonids (around mid November)
14. Mythology: In Greek mythology, Leo has been recognized as the Nemean Lion. It was placed in the sky after being killed by Heracles or Hercules in his first labour.
15. Position in the Zodiac: Fifth
16. Traits associated with Leo in astrology: creative, warm-hearted, enthusiastic, faithful, pompous, bossy, intolerant.
Above right: The symbol for Leo (Image credit: Tlust'a at Wikimedia Commons, http://en.wikipedia.org/wiki/File:Leo.svg, public domain.)
Below: A constellation map of Leo (Image credit: Torsten Bronger at Wikimedia Commons, http://en.wikipedia.org/wiki/File:Leo_constellation_map.png, GNU Free Documentation license.)