Lucky Starr and the Big Sun of Mercury is a science-fiction novel by Isaac Asimov.
Part of the Lucky Starr series, it was published by Doubleday in 1956 under Asimov's pseudonym, Paul French.
- David Starr, known as Lucky Starr, cover name William Williams
- John Bigman Jones, cover name John Jones
- Scott Mindes
- Dr. Hector Conway
- Dr. Augustus Henree
- Senator Swenson, Senator
- Jonathan Erskine, special agent of Senator Swenson
- Dr. Karl Gardoma, physician
- Dr. Lance Peverale, Director of the Mercury Observatory
- Dr. Hanley Cook, deputy of Dr. Peverale
- Shooting Starr
|Lucky Starr series|
|David Starr, Space Ranger | Lucky Starr and the Pirates of the Asteroids | Lucky Starr and the Oceans of Venus | Lucky Starr and the Big Sun of Mercury | Lucky Starr and the Moons of Jupiter | Lucky Starr and the Rings of Saturn|