Here we go...
LIGHTEST B-TYPE STAR
HIP 79771 WITH 1.7969 SOLAR MASSES
LORD ZAPAN
SYSTEM WITH THE MOST A-TYPE STARS
AL THALIMAIN WITH 2 A-TYPE STARS
LORD ZAPAN
HEAVIEST L-TYPE STAR
ARIETIS SECTOR QY-R B4-4 WITH 0.2070 SOLAR MASSES
LORD ZAPAN
OLDEST T-TAURI STAR
IC 4604 SECTOR ZJ-A C5 AT 105 MILLION YEARS
LORD ZAPAN
HEAVIEST ICY PLANET
MAIA B 5 WITH 183.7530 EARTH MASSES
LORD ZAPAN
COLDEST ROCKY ICE PLANET
ALRAI SECTOR LC-V B2-4 3 AT 45K
LORD ZAPAN
SYSTEM WITH THE MOST ROCKY ICE PLANETS
COL 359 SECTOR AS-H B12-1 WITH 4 ROCKY ICE PLANETS
LORD ZAPAN
ROCKY PLANET WITH THE MOST MOONS
MAIA B 1 A WITH 1 MOON
LORD ZAPAN
SMALLEST ROCKY PLANET
HIP 80425 A 4 D WITH A RADIUS OF 391 KM
LORD ZAPAN
COLDEST METAL RICH PLANET
ELECTRA 2 WITH A TEMPERATURE OF 1,017K
LORD ZAPAN
HOTTEST WATER WORLD
IC 4604 SECTOR BA-A D89 A 3 WITH A TEMPERATURE OF 721K
LORD ZAPAN
SMALLEST TERRAFORMABLE PLANET
HIP 17497 C 2 WITH A RADIUS OF 2,636 KM
LORD ZAPAN
LIGHTEST TERRAFORMABLE PLANET
HIP 17497 C 2 WITH 0.0686 EARTH MASSES
LORD ZAPAN
This one I won't claim for myself.
HIGH METAL CONTENT PLANET WITH THE LOWEST SURFACE PRESSURE
MANY WITH 0.00 ATMOSPHERES
MANY
Here's an exemple, but really, there's a lot of them.
Can I ask again for my name to be LORD ZAPAN instead of LORD_ZAPAN for HOTTEST WOLF-RAYET STAR and WOLF-RAYET STAR WITH THE MOST BODIES, please ?