🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.2

Radius: 1.08

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 0.48 AU - 0.66 AU

Year: 154 Days

Day: 27.5 Hours

Environment

Temp: 243 °C

Axial Tilt: 7.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.42

Radius: 0.71

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 0.57 AU - 0.61 AU

Year: 162 Days

Day: 27.4 Hours

Environment

Temp: 174 °C

Axial Tilt: 14.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.66

Radius: 1.22

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 0.61 AU - 0.67 AU

Year: 183 Days

Day: 39.6 Hours

Environment

Temp: 140 °C

Axial Tilt: 10.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 3.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.88

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 2.5 AU - 3.52 AU

Year: 1870 Days

Day: 38.1 Hours

Environment

Temp: -94 °C

Axial Tilt: 33.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 39,466,515 km

• M1: 83,625 km (0.1 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.84

Radius: 0.93

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 3.52 AU - 3.94 AU

Year: 2580 Days

Day: 16 Hours

Environment

Temp: -104 °C

Axial Tilt: 19.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.22

Radius: 1.08

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 3.49 AU - 4.67 AU

Year: 2952 Days

Day: 31.3 Hours

Environment

Temp: -112 °C

Axial Tilt: 31.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.8 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 7.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 128.1

Radius: 10

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 7.5 AU - 7.54 AU

Year: 7386 Days

Day: 6.8 Hours

Environment

Temp: -161 °C

Axial Tilt: 0.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 39,466,515 km

• M1: 124,316 km (0.074 R)
• M2: 472,430 km (0.084 R)
• M3: 1,015,321 km (0.062 R)
• M4: 1,445,564 km (0.104 R)
• M5: 2,526,409 km (0.101 R)
• M6: 3,166,538 km (0.096 R)
• M7: 4,380,674 km (0.106 R)
• M8: 4,959,319 km (0.093 R)
• M9: 5,305,189 km (0.112 R)
• M10: 6,703,780 km (0.111 R)
• M11: 8,472,176 km (0.102 R)
• M12: 10,095,612 km (0.108 R)
• M13: 10,653,164 km (0.112 R)
• M14: 11,442,592 km (0.075 R)
• M15: 12,767,580 km (0.069 R)
• M16: 13,137,685 km (0.094 R)
• M17: 16,633,039 km (0.12 R)
• M18: 17,074,802 km (0.043 R)
• M19: 18,505,705 km (0.07 R)
• M20: 21,539,401 km (0.065 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 344.9

Radius: 10.4

Gravity: 3.19 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 10.6 AU - 12.8 AU

Year: 14334 Days

Day: 10.9 Hours

Environment

Temp: -174 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 39,466,515 km

• M1: 129,402 km (0.107 R)
• M2: 521,947 km (0.049 R)
• M3: 1,835,416 km (0.109 R)
• M4: 2,255,936 km (0.078 R)
• M5: 2,761,427 km (0.08 R)
• M6: 3,246,872 km (0.081 R)
• M7: 4,054,401 km (0.071 R)
• M8: 4,389,800 km (0.113 R)
• M9: 4,928,053 km (0.051 R)
• M10: 6,100,601 km (0.118 R)
• M11: 6,542,663 km (0.076 R)
• M12: 8,394,535 km (0.041 R)
• M13: 9,908,166 km (0.116 R)
• M14: 10,572,381 km (0.099 R)
• M15: 13,223,853 km (0.07 R)
• M16: 14,801,213 km (0.11 R)
• M17: 15,398,558 km (0.111 R)
• M18: 15,943,094 km (0.037 R)
• M19: 16,359,724 km (0.09 R)
• M20: 21,689,746 km (0.097 R)
• M21: 22,809,038 km (0.105 R)
• M22: 23,966,626 km (0.057 R)
• M23: 24,330,598 km (0.11 R)
• M24: 25,918,579 km (0.087 R)
• M25: 26,592,069 km (0.108 R)
• M26: 27,574,628 km (0.115 R)
• M27: 29,925,708 km (0.097 R)
• M28: 33,415,078 km (0.08 R)
• M29: 34,790,630 km (0.11 R)
• M30: 35,257,376 km (0.113 R)
• M31: 37,409,940 km (0.055 R)
• M32: 38,023,141 km (0.092 R)
• M33: 38,394,294 km (0.093 R)
• M34: 43,306,489 km (0.097 R)
• M35: 44,254,940 km (0.098 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 64

Radius: 7.7

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 14.38 AU - 19.02 AU

Year: 24443 Days

Day: 21.8 Hours

Environment

Temp: -189 °C

Axial Tilt: 17.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 39,466,515 km

• M1: 95,743 km (0.1 R)
• M2: 1,158,785 km (0.055 R)
• M3: 1,447,210 km (0.093 R)
• M4: 2,431,265 km (0.089 R)
• M5: 3,588,554 km (0.073 R)
• M6: 4,157,325 km (0.066 R)
• M7: 5,106,224 km (0.082 R)
• M8: 12,529,869 km (0.111 R)
• M9: 15,037,129 km (0.104 R)
• M10: 15,474,703 km (0.039 R)
• M11: 16,905,457 km (0.1 R)
• M12: 17,930,053 km (0.079 R)
• M13: 21,096,591 km (0.081 R)
• M14: 27,293,384 km (0.099 R)
• M15: 37,492,518 km (0.08 R)

Kuiper Belt

Range: 30.6 - 47.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 149 - 11,515 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit