🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.87

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 0.8 AU - 0.82 AU

Year: 314 Days

Day: 29.8 Hours

Environment

Temp: -36 °C

Axial Tilt: 22.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.99

Radius: 1.32

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 0.97 AU - 1.31 AU

Year: 524 Days

Day: 18.5 Hours

Environment

Temp: -75 °C

Axial Tilt: 38.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.91

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 1.36 AU - 1.36 AU

Year: 683 Days

Day: 14.3 Hours

Environment

Temp: -82 °C

Axial Tilt: 47.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 97,380,065 km

• M1: 49,816 km (0.06 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 521.9

Radius: 8.1

Gravity: 7.95 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 4.12 AU - 4.42 AU

Year: 3798 Days

Day: 8.8 Hours

Environment

Temp: -161 °C

Axial Tilt: 11.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 97,380,065 km

• M1: 102,774 km (0.111 R)
• M2: 393,592 km (0.062 R)
• M3: 693,536 km (0.078 R)
• M4: 983,456 km (0.074 R)
• M5: 1,325,587 km (0.119 R)
• M6: 1,746,406 km (0.114 R)
• M7: 2,504,568 km (0.042 R)
• M8: 2,906,986 km (0.1 R)
• M9: 4,378,879 km (0.078 R)
• M10: 4,795,659 km (0.073 R)
• M11: 5,340,644 km (0.099 R)
• M12: 5,953,846 km (0.114 R)
• M13: 6,642,893 km (0.033 R)
• M14: 7,037,832 km (0.089 R)
• M15: 7,320,273 km (0.096 R)
• M16: 8,179,114 km (0.116 R)
• M17: 9,030,027 km (0.063 R)
• M18: 10,056,418 km (0.079 R)
• M19: 13,795,317 km (0.071 R)
• M20: 14,589,981 km (0.111 R)
• M21: 14,998,533 km (0.082 R)
• M22: 17,959,224 km (0.04 R)
• M23: 18,251,688 km (0.081 R)
• M24: 19,087,492 km (0.116 R)
• M25: 20,451,974 km (0.119 R)
• M26: 21,223,151 km (0.069 R)
• M27: 21,615,845 km (0.099 R)
• M28: 22,551,281 km (0.054 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 455.2

Radius: 14.7

Gravity: 2.11 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 6.97 AU - 8.85 AU

Year: 9576 Days

Day: 5.5 Hours

Environment

Temp: -181 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 97,380,065 km

• M1: 183,257 km (0.053 R)
• M2: 643,570 km (0.065 R)
• M3: 1,129,165 km (0.082 R)
• M4: 1,992,793 km (0.081 R)
• M5: 4,069,361 km (0.058 R)
• M6: 4,601,182 km (0.117 R)
• M7: 5,773,281 km (0.106 R)
• M8: 6,342,950 km (0.107 R)
• M9: 7,518,191 km (0.084 R)
• M10: 10,395,107 km (0.092 R)
• M11: 12,079,729 km (0.069 R)
• M12: 15,157,107 km (0.07 R)
• M13: 16,576,192 km (0.109 R)
• M14: 18,723,819 km (0.101 R)
• M15: 23,566,153 km (0.113 R)
• M16: 26,822,449 km (0.115 R)
• M17: 27,751,751 km (0.035 R)
• M18: 30,568,081 km (0.079 R)
• M19: 34,106,819 km (0.094 R)
• M20: 36,198,945 km (0.093 R)
• M21: 36,877,072 km (0.098 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 973.9

Radius: 6.7

Gravity: 21.7 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 14.59 AU - 14.83 AU

Year: 24285 Days

Day: 19 Hours

Environment

Temp: -201 °C

Axial Tilt: 2.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 97,380,065 km

• M1: 84,523 km (0.114 R)
• M2: 373,845 km (0.119 R)
• M3: 604,824 km (0.09 R)
• M4: 933,940 km (0.051 R)
• M5: 1,236,576 km (0.069 R)
• M6: 2,019,721 km (0.071 R)
• M7: 3,611,741 km (0.059 R)
• M8: 8,715,123 km (0.081 R)
• M9: 9,128,013 km (0.086 R)
• M10: 12,465,691 km (0.103 R)
• M11: 14,405,228 km (0.106 R)
• M12: 16,448,286 km (0.106 R)
• M13: 16,897,079 km (0.116 R)
• M14: 19,863,456 km (0.066 R)
• M15: 20,578,384 km (0.115 R)
• M16: 23,951,666 km (0.098 R)
• M17: 26,803,450 km (0.115 R)
• M18: 28,955,266 km (0.067 R)
• M19: 29,346,614 km (0.079 R)
• M20: 30,407,413 km (0.093 R)
• M21: 35,647,826 km (0.032 R)
• M22: 37,007,820 km (0.077 R)
• M23: 39,670,363 km (0.109 R)
• M24: 41,624,860 km (0.118 R)
• M25: 42,963,012 km (0.094 R)
• M26: 44,502,524 km (0.061 R)
• M27: 47,510,040 km (0.071 R)
• M28: 57,545,813 km (0.084 R)
• M29: 58,787,475 km (0.079 R)
• M30: 64,374,657 km (0.046 R)
• M31: 67,983,256 km (0.112 R)
• M32: 68,905,976 km (0.088 R)
• M33: 71,012,613 km (0.072 R)
• M34: 71,249,277 km (0.042 R)
• M35: 81,672,658 km (0.03 R)
• M36: 86,165,232 km (0.101 R)
• M37: 89,986,560 km (0.059 R)
• M38: 92,220,056 km (0.083 R)
• M39: 96,797,452 km (0.083 R)
• M40: 97,380,136 km (0.093 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 313 - 11,412 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit