🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.4

Radius: 1.14

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 0.55 AU - 0.59 AU

Year: 156 Days

Day: 28.1 Hours

Environment

Temp: 192 °C

Axial Tilt: 37.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 72,694,856 km

• M1: 363,672 km (0.051 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.84

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 1.48 AU - 2.34 AU

Year: 959 Days

Day: 38.2 Hours

Environment

Temp: -69 °C

Axial Tilt: 44.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 4.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.07

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 3.93 AU - 5.21 AU

Year: 3551 Days

Day: 32.6 Hours

Environment

Temp: -129 °C

Axial Tilt: 24.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.87 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 7.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 190

Radius: 13

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 5.66 AU - 8.68 AU

Year: 6978 Days

Day: 11.6 Hours

Environment

Temp: -157 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 72,694,856 km

• M1: 165,306 km (0.089 R)
• M2: 727,195 km (0.09 R)
• M3: 1,349,672 km (0.112 R)
• M4: 1,820,905 km (0.077 R)
• M5: 2,796,433 km (0.085 R)
• M6: 3,656,621 km (0.098 R)
• M7: 8,685,802 km (0.12 R)
• M8: 15,700,745 km (0.099 R)
• M9: 18,632,415 km (0.083 R)
• M10: 20,453,021 km (0.11 R)
• M11: 24,010,309 km (0.085 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 50.3

Radius: 10.5

Gravity: 0.46 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 7.76 AU - 9.88 AU

Year: 9520 Days

Day: 14.2 Hours

Environment

Temp: -173 °C

Axial Tilt: 24.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 72,694,856 km

• M1: 136,882 km (0.034 R)
• M2: 473,627 km (0.056 R)
• M3: 875,596 km (0.053 R)
• M4: 2,172,311 km (0.101 R)
• M5: 2,499,182 km (0.107 R)
• M6: 2,938,401 km (0.065 R)
• M7: 3,703,594 km (0.117 R)
• M8: 6,277,875 km (0.114 R)
• M9: 7,242,332 km (0.109 R)
• M10: 7,605,406 km (0.045 R)
• M11: 9,357,048 km (0.101 R)
• M12: 16,672,683 km (0.076 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 450.4

Radius: 14.2

Gravity: 2.23 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 9.77 AU - 13.51 AU

Year: 14433 Days

Day: 8.3 Hours

Environment

Temp: -188 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 72,694,856 km

• M1: 176,675 km (0.112 R)
• M2: 1,066,782 km (0.077 R)
• M3: 1,552,527 km (0.05 R)
• M4: 2,118,156 km (0.042 R)
• M5: 2,929,874 km (0.093 R)
• M6: 3,727,231 km (0.082 R)
• M7: 4,634,692 km (0.12 R)
• M8: 10,744,119 km (0.118 R)
• M9: 11,809,406 km (0.083 R)
• M10: 12,760,100 km (0.038 R)
• M11: 20,901,067 km (0.037 R)
• M12: 21,938,528 km (0.09 R)
• M13: 23,283,413 km (0.099 R)
• M14: 24,022,725 km (0.05 R)
• M15: 28,792,354 km (0.115 R)
• M16: 32,644,649 km (0.056 R)
• M17: 37,453,323 km (0.079 R)
• M18: 43,405,373 km (0.034 R)
• M19: 45,953,175 km (0.111 R)
• M20: 49,959,555 km (0.106 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 842.7

Radius: 4.9

Gravity: 35.1 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 12.56 AU - 13.24 AU

Year: 16839 Days

Day: 19 Hours

Environment

Temp: -176 °C

Axial Tilt: 2.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 72,694,856 km

• M1: 61,036 km (0.092 R)
• M2: 220,507 km (0.106 R)
• M3: 813,513 km (0.089 R)
• M4: 1,742,366 km (0.108 R)
• M5: 1,944,623 km (0.093 R)
• M6: 2,623,947 km (0.031 R)
• M7: 4,469,685 km (0.117 R)
• M8: 5,252,381 km (0.114 R)
• M9: 5,835,813 km (0.106 R)
• M10: 7,796,143 km (0.061 R)
• M11: 9,249,636 km (0.093 R)
• M12: 9,471,041 km (0.09 R)
• M13: 9,639,339 km (0.112 R)
• M14: 9,982,068 km (0.097 R)
• M15: 10,691,909 km (0.068 R)
• M16: 14,013,880 km (0.108 R)
• M17: 17,371,604 km (0.073 R)
• M18: 18,136,498 km (0.104 R)
• M19: 20,007,967 km (0.094 R)
• M20: 20,471,870 km (0.063 R)
• M21: 21,906,514 km (0.032 R)
• M22: 23,818,225 km (0.041 R)
• M23: 24,025,717 km (0.034 R)
• M24: 25,296,102 km (0.115 R)
• M25: 32,451,518 km (0.095 R)
• M26: 36,008,507 km (0.026 R)
• M27: 36,694,413 km (0.08 R)
• M28: 38,948,254 km (0.106 R)
• M29: 39,525,702 km (0.074 R)
• M30: 42,499,259 km (0.055 R)
• M31: 46,260,150 km (0.066 R)
• M32: 47,890,617 km (0.082 R)
• M33: 48,719,987 km (0.027 R)
• M34: 55,157,483 km (0.108 R)
• M35: 56,620,101 km (0.093 R)
• M36: 57,361,060 km (0.068 R)
• M37: 60,968,911 km (0.09 R)
• M38: 61,162,940 km (0.081 R)
• M39: 62,139,066 km (0.063 R)
• M40: 70,111,286 km (0.057 R)

Kuiper Belt

Range: 30.2 - 60.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 278 - 19,461 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit