🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.42

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 0.65 AU - 0.93 AU

Year: 247 Days

Day: 40.4 Hours

Environment

Temp: 178 °C

Axial Tilt: 37.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.56

Radius: 0.79

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 0.83 AU - 1.11 AU

Year: 336 Days

Day: 25.7 Hours

Environment

Temp: 165 °C

Axial Tilt: 0.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 82,436,351 km

• M1: 163,660 km (0.057 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.18

Radius: 1.07

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 1.62 AU - 1.68 AU

Year: 745 Days

Day: 30.1 Hours

Environment

Temp: -35 °C

Axial Tilt: 2.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 82,436,351 km

• M1: 25,282 km (0.082 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.83

Radius: 0.93

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 1.3 AU - 2.1 AU

Year: 779 Days

Day: 13 Hours

Environment

Temp: -26 °C

Axial Tilt: 31.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.4

Radius: 1.14

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 2.42 AU - 3.86 AU

Year: 1956 Days

Day: 12.1 Hours

Environment

Temp: -103 °C

Axial Tilt: 19.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.95 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 10.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 725.6

Radius: 13.9

Gravity: 3.76 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 8.76 AU - 12.74 AU

Year: 12388 Days

Day: 12.8 Hours

Environment

Temp: -165 °C

Axial Tilt: 7.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 82,436,351 km

• M1: 173,085 km (0.119 R)
• M2: 1,040,304 km (0.058 R)
• M3: 1,600,697 km (0.088 R)
• M4: 2,101,700 km (0.063 R)
• M5: 3,255,848 km (0.1 R)
• M6: 4,188,740 km (0.077 R)
• M7: 8,824,928 km (0.029 R)
• M8: 9,469,994 km (0.103 R)
• M9: 10,306,695 km (0.087 R)
• M10: 12,008,221 km (0.106 R)
• M11: 14,423,628 km (0.088 R)
• M12: 16,845,618 km (0.102 R)
• M13: 20,028,612 km (0.036 R)
• M14: 24,257,594 km (0.102 R)
• M15: 26,326,682 km (0.076 R)
• M16: 27,041,760 km (0.084 R)
• M17: 27,560,416 km (0.103 R)
• M18: 38,462,061 km (0.106 R)
• M19: 46,394,788 km (0.092 R)
• M20: 50,978,018 km (0.119 R)
• M21: 51,611,116 km (0.039 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 136.6

Radius: 13.9

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 11.55 AU - 12.05 AU

Year: 14246 Days

Day: 14.9 Hours

Environment

Temp: -186 °C

Axial Tilt: 55.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 82,436,351 km

• M1: 173,982 km (0.119 R)
• M2: 630,705 km (0.113 R)
• M3: 1,452,446 km (0.104 R)
• M4: 2,298,122 km (0.115 R)
• M5: 3,629,544 km (0.108 R)
• M6: 4,222,998 km (0.114 R)
• M7: 4,964,106 km (0.111 R)
• M8: 5,759,518 km (0.075 R)
• M9: 7,021,376 km (0.107 R)
• M10: 8,420,116 km (0.106 R)
• M11: 8,869,807 km (0.109 R)
• M12: 12,536,152 km (0.059 R)
• M13: 13,786,042 km (0.111 R)
• M14: 14,297,218 km (0.066 R)
• M15: 19,414,064 km (0.033 R)
• M16: 22,225,606 km (0.112 R)
• M17: 26,499,019 km (0.102 R)
• M18: 29,198,662 km (0.084 R)
• M19: 32,474,407 km (0.1 R)
• M20: 33,789,222 km (0.088 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 67.8

Radius: 8

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 10.62 AU - 13.08 AU

Year: 14337 Days

Day: 11.5 Hours

Environment

Temp: -187 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 82,436,351 km

• M1: 99,483 km (0.049 R)
• M2: 363,373 km (0.101 R)
• M3: 736,171 km (0.118 R)
• M4: 994,377 km (0.086 R)
• M5: 1,870,572 km (0.119 R)
• M6: 2,165,878 km (0.059 R)
• M7: 3,674,572 km (0.091 R)
• M8: 7,057,130 km (0.116 R)
• M9: 7,672,725 km (0.078 R)
• M10: 9,408,360 km (0.068 R)
• M11: 9,984,910 km (0.093 R)
• M12: 11,345,203 km (0.104 R)
• M13: 11,856,230 km (0.051 R)
• M14: 12,334,045 km (0.108 R)
• M15: 13,430,598 km (0.118 R)
• M16: 15,988,572 km (0.112 R)
• M17: 21,129,502 km (0.079 R)
• M18: 22,988,256 km (0.108 R)
• M19: 23,283,562 km (0.088 R)
• M20: 23,881,804 km (0.043 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 561.2

Radius: 3.1

Gravity: 58.4 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 15.42 AU - 18.84 AU

Year: 24918 Days

Day: 24.9 Hours

Environment

Temp: -201 °C

Axial Tilt: 9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 82,436,351 km

• M1: 39,494 km (0.082 R)
• M2: 211,382 km (0.094 R)
• M3: 382,372 km (0.073 R)
• M4: 551,867 km (0.086 R)
• M5: 1,280,259 km (0.099 R)
• M6: 2,197,144 km (0.037 R)
• M7: 2,946,180 km (0.113 R)
• M8: 3,601,718 km (0.082 R)
• M9: 4,704,105 km (0.108 R)
• M10: 5,116,696 km (0.039 R)
• M11: 6,681,639 km (0.074 R)
• M12: 8,006,628 km (0.061 R)
• M13: 8,376,733 km (0.084 R)
• M14: 8,593,350 km (0.065 R)
• M15: 9,614,356 km (0.053 R)
• M16: 11,491,211 km (0.107 R)
• M17: 12,515,208 km (0.111 R)
• M18: 14,742,721 km (0.102 R)
• M19: 16,366,157 km (0.113 R)
• M20: 19,676,309 km (0.076 R)
• M21: 24,379,516 km (0.081 R)
• M22: 29,654,487 km (0.074 R)
• M23: 36,209,267 km (0.105 R)
• M24: 39,745,312 km (0.116 R)
• M25: 40,509,757 km (0.112 R)
• M26: 44,153,363 km (0.047 R)
• M27: 49,753,409 km (0.051 R)
• M28: 50,462,653 km (0.101 R)
• M29: 54,672,786 km (0.033 R)
• M30: 55,618,095 km (0.037 R)
• M31: 81,206,511 km (0.063 R)

Kuiper Belt

Range: 31.2 - 56.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 515 - 13,264 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit