🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.67

Radius: 1.23

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 0.58 AU - 0.86 AU

Year: 233 Days

Day: 19.1 Hours

Environment

Temp: 116 °C

Axial Tilt: 31.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.71

Radius: 0.87

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 1.14 AU - 1.36 AU

Year: 532 Days

Day: 19 Hours

Environment

Temp: -39 °C

Axial Tilt: 34.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.77 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Ice Giant

Semi-Major Axis: 14.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 596.9

Radius: 4.6

Gravity: 28.21 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 12.46 AU - 16.12 AU

Year: 20570 Days

Day: 25 Hours

Environment

Temp: -202 °C

Axial Tilt: 6.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 75,608,483 km

• M1: 57,146 km (0.107 R)
• M2: 360,232 km (0.098 R)
• M3: 631,602 km (0.103 R)
• M4: 834,457 km (0.112 R)
• M5: 1,105,827 km (0.049 R)
• M6: 1,481,468 km (0.103 R)
• M7: 1,880,595 km (0.115 R)
• M8: 2,304,555 km (0.075 R)
• M9: 3,257,045 km (0.06 R)
• M10: 5,657,642 km (0.065 R)
• M11: 6,935,656 km (0.088 R)
• M12: 8,087,859 km (0.068 R)
• M13: 9,872,562 km (0.043 R)
• M14: 10,825,650 km (0.103 R)
• M15: 11,451,567 km (0.065 R)
• M16: 14,419,888 km (0.084 R)
• M17: 15,023,366 km (0.116 R)
• M18: 15,960,148 km (0.096 R)
• M19: 16,120,068 km (0.107 R)
• M20: 17,606,921 km (0.104 R)
• M21: 18,209,053 km (0.103 R)
• M22: 20,945,796 km (0.043 R)
• M23: 24,683,349 km (0.079 R)
• M24: 28,724,138 km (0.101 R)
• M25: 29,920,023 km (0.119 R)
• M26: 34,234,426 km (0.072 R)
• M27: 43,135,349 km (0.061 R)
• M28: 55,633,503 km (0.066 R)
• M29: 55,817,060 km (0.062 R)
• M30: 60,734,342 km (0.102 R)
• M31: 68,218,275 km (0.096 R)

Planet 4 - Ice Giant

Semi-Major Axis: 15.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 499.8

Radius: 6.1

Gravity: 13.43 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 14.1 AU - 16.86 AU

Year: 23193 Days

Day: 18.9 Hours

Environment

Temp: -190 °C

Axial Tilt: 5.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 75,608,483 km

• M1: 85,271 km (0.109 R)
• M2: 346,319 km (0.119 R)
• M3: 577,747 km (0.037 R)
• M4: 1,418,786 km (0.048 R)
• M5: 1,769,743 km (0.068 R)
• M6: 3,718,704 km (0.108 R)
• M7: 4,386,210 km (0.114 R)
• M8: 5,281,702 km (0.064 R)
• M9: 7,004,771 km (0.112 R)
• M10: 8,746,389 km (0.088 R)
• M11: 9,016,712 km (0.053 R)
• M12: 9,631,261 km (0.038 R)
• M13: 16,309,459 km (0.109 R)
• M14: 17,136,137 km (0.082 R)
• M15: 17,903,724 km (0.067 R)
• M16: 19,969,221 km (0.107 R)
• M17: 21,204,301 km (0.112 R)
• M18: 23,099,856 km (0.057 R)
• M19: 23,409,075 km (0.081 R)
• M20: 25,105,365 km (0.08 R)
• M21: 36,335,228 km (0.066 R)
• M22: 40,216,994 km (0.088 R)
• M23: 40,515,143 km (0.04 R)
• M24: 46,298,746 km (0.082 R)
• M25: 50,158,072 km (0.052 R)
• M26: 60,245,007 km (0.076 R)
• M27: 61,420,847 km (0.065 R)
• M28: 65,863,604 km (0.067 R)
• M29: 66,485,482 km (0.097 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 323 - 15,717 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit