Stars
what is the oldest star currently
HD 140283
what exoplanet has the most rings
J1407b
what solar system has the most planets
the solar system we are in, but also Kepler-90
what planet has the most moons
Saturn
A system that allows scientists to rate the hazard level of an object moving towards Planets
What is the Torino Scale?
what is the warmest star
WR 102
what exoplanet has the most radiation
Kelt 9b
what solar system has the most planets that could possibly have life
TRAPPIST-1e
what is the hottest exoplanet
Kelt 9b
what exoplanet has the strongest explosions
HIP 67522 b
what is the solar system TYC 7037-89-1
a rare solar system with 6 stars
What is the most expensive exoplanet
55 Cancri e
what is the largest exoplanet
HAT-P-67 b
what exoplanet has the highest density
K2-38b
what exoplanet was recently discovered orbiting a Neutron Star
PSR J2322-2650b
what star causes the most radioactivity
Vela Pulsar
what exoplanet have the most water
Kepler-138 c
what exoplanet is the most inhabitable
HD 189733b
what exoplanet is the smallest
Kepler-37b
what exoplanet had the rarest formation
PSR J2322-2650b
what exoplanet has no star to orbit
SIMP J01365663+0933473
what exoplanet has an extremely high temperature that melts iron
WASP-76b
what Exoplanet orbits a black hole
IGR J12580+0134 b
what exoplanet could have the most life
GJ 251 c
what is IGR J12580+0134 b
a rare Blanet that orbits a supermassive black hole