🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.32

Radius: 1.12

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 0.47 AU - 0.71 AU

Year: 160 Days

Day: 48 Hours

Environment

Temp: 161 °C

Axial Tilt: 26.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.99

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 0.88 AU - 1.36 AU

Year: 419 Days

Day: 33.6 Hours

Environment

Temp: 21 °C

Axial Tilt: 19.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Gas Giant

Semi-Major Axis: 11.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 424.2

Radius: 11.9

Gravity: 3 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 10.8 AU - 12.18 AU

Year: 13752 Days

Day: 7.5 Hours

Environment

Temp: -168 °C

Axial Tilt: 27.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 108,835,564 km

• M1: 147,952 km (0.106 R)
• M2: 533,167 km (0.084 R)
• M3: 1,117,646 km (0.11 R)
• M4: 1,508,246 km (0.085 R)
• M5: 3,519,440 km (0.032 R)
• M6: 4,015,207 km (0.065 R)
• M7: 5,547,089 km (0.083 R)
• M8: 6,483,123 km (0.06 R)
• M9: 8,303,131 km (0.036 R)
• M10: 10,028,144 km (0.111 R)
• M11: 12,154,378 km (0.064 R)
• M12: 12,986,292 km (0.103 R)
• M13: 13,603,383 km (0.045 R)
• M14: 13,982,913 km (0.029 R)
• M15: 15,299,673 km (0.077 R)
• M16: 15,710,469 km (0.098 R)
• M17: 18,873,118 km (0.113 R)
• M18: 19,425,433 km (0.073 R)
• M19: 22,350,071 km (0.111 R)
• M20: 26,722,967 km (0.049 R)
• M21: 34,596,153 km (0.118 R)
• M22: 35,067,536 km (0.099 R)
• M23: 37,241,792 km (0.088 R)
• M24: 41,458,955 km (0.119 R)
• M25: 44,718,992 km (0.086 R)
• M26: 46,268,677 km (0.116 R)
• M27: 47,273,376 km (0.03 R)
• M28: 47,999,823 km (0.078 R)

Planet 4 - Gas Giant

Semi-Major Axis: 12.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 951.9

Radius: 10.8

Gravity: 8.16 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 11.41 AU - 12.99 AU

Year: 15047 Days

Day: 6 Hours

Environment

Temp: -177 °C

Axial Tilt: 17.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 108,835,564 km

• M1: 134,339 km (0.074 R)
• M2: 911,649 km (0.113 R)
• M3: 1,283,101 km (0.111 R)
• M4: 1,757,027 km (0.106 R)
• M5: 2,103,795 km (0.083 R)
• M6: 3,860,672 km (0.084 R)
• M7: 5,290,977 km (0.109 R)
• M8: 5,746,802 km (0.071 R)
• M9: 6,353,422 km (0.1 R)
• M10: 7,319,973 km (0.075 R)
• M11: 8,483,097 km (0.116 R)
• M12: 9,709,500 km (0.117 R)
• M13: 11,607,598 km (0.062 R)
• M14: 16,281,933 km (0.073 R)
• M15: 17,999,017 km (0.083 R)
• M16: 27,517,182 km (0.081 R)
• M17: 28,311,397 km (0.097 R)
• M18: 30,303,891 km (0.103 R)
• M19: 31,889,329 km (0.099 R)
• M20: 32,891,934 km (0.065 R)
• M21: 34,045,035 km (0.115 R)
• M22: 35,490,599 km (0.106 R)
• M23: 39,069,578 km (0.105 R)
• M24: 42,882,230 km (0.088 R)
• M25: 53,135,219 km (0.103 R)
• M26: 54,012,610 km (0.114 R)
• M27: 54,366,409 km (0.101 R)

Planet 5 - Ice Giant

Semi-Major Axis: 18.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 948.1

Radius: 7.6

Gravity: 16.41 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 16.56 AU - 21.3 AU

Year: 29082 Days

Day: 15.5 Hours

Environment

Temp: -197 °C

Axial Tilt: 46.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 108,835,564 km

• M1: 94,546 km (0.104 R)
• M2: 468,840 km (0.101 R)
• M3: 840,441 km (0.028 R)
• M4: 1,087,277 km (0.085 R)
• M5: 2,430,816 km (0.101 R)
• M6: 3,691,178 km (0.086 R)
• M7: 4,637,983 km (0.113 R)
• M8: 6,300,015 km (0.071 R)
• M9: 7,053,988 km (0.104 R)
• M10: 7,699,204 km (0.114 R)
• M11: 12,423,505 km (0.032 R)
• M12: 16,746,135 km (0.089 R)
• M13: 20,875,186 km (0.089 R)
• M14: 22,201,222 km (0.09 R)
• M15: 24,414,223 km (0.093 R)
• M16: 29,003,138 km (0.039 R)
• M17: 36,599,119 km (0.068 R)
• M18: 38,522,798 km (0.101 R)
• M19: 40,009,203 km (0.064 R)
• M20: 44,517,185 km (0.065 R)
• M21: 55,561,397 km (0.086 R)
• M22: 59,613,255 km (0.083 R)
• M23: 62,271,161 km (0.09 R)
• M24: 88,126,610 km (0.12 R)
• M25: 96,001,292 km (0.12 R)
• M26: 105,605,774 km (0.114 R)
• M27: 107,535,886 km (0.037 R)

Kuiper Belt

Range: 31.1 - 55.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 268 - 12,265 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit