🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.18

Radius: 1.07

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 0.63 AU - 0.77 AU

Year: 212 Days

Day: 39.8 Hours

Environment

Temp: 178 °C

Axial Tilt: 28.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 64,536,654 km

• M1: 39,643 km (0.103 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.22

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 0.79 AU - 0.81 AU

Year: 259 Days

Day: 36.1 Hours

Environment

Temp: 108 °C

Axial Tilt: 2.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.51

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 0.77 AU - 1.21 AU

Year: 356 Days

Day: 44.7 Hours

Environment

Temp: 21 °C

Axial Tilt: 23.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 64,536,654 km

• M1: 216,767 km (0.12 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.37

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 1.5 AU - 2.46 AU

Year: 1008 Days

Day: 24.8 Hours

Environment

Temp: -70 °C

Axial Tilt: 38.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.1 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 884.4

Radius: 9.4

Gravity: 10.01 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 5.48 AU - 6.94 AU

Year: 5597 Days

Day: 9.6 Hours

Environment

Temp: -158 °C

Axial Tilt: 16.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 64,536,654 km

• M1: 119,678 km (0.074 R)
• M2: 581,337 km (0.11 R)
• M3: 1,517,820 km (0.119 R)
• M4: 1,820,756 km (0.104 R)
• M5: 2,148,824 km (0.072 R)
• M6: 2,848,194 km (0.118 R)
• M7: 3,209,174 km (0.084 R)
• M8: 3,738,301 km (0.048 R)
• M9: 5,258,515 km (0.058 R)
• M10: 5,835,963 km (0.115 R)
• M11: 6,288,197 km (0.093 R)
• M12: 6,903,643 km (0.082 R)
• M13: 7,748,123 km (0.108 R)
• M14: 11,622,259 km (0.106 R)
• M15: 12,761,746 km (0.081 R)
• M16: 14,666,575 km (0.102 R)
• M17: 15,201,088 km (0.107 R)
• M18: 16,120,667 km (0.12 R)
• M19: 17,469,591 km (0.047 R)
• M20: 18,478,329 km (0.036 R)
• M21: 18,823,002 km (0.12 R)
• M22: 20,611,295 km (0.101 R)
• M23: 23,784,865 km (0.065 R)
• M24: 24,357,376 km (0.109 R)
• M25: 26,740,171 km (0.104 R)
• M26: 29,367,408 km (0.097 R)
• M27: 31,865,094 km (0.06 R)
• M28: 34,189,696 km (0.097 R)
• M29: 35,340,403 km (0.118 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 73.3

Radius: 14.5

Gravity: 0.35 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 7.87 AU - 10.91 AU

Year: 10406 Days

Day: 14 Hours

Environment

Temp: -170 °C

Axial Tilt: 10.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 64,536,654 km

• M1: 180,415 km (0.115 R)
• M2: 926,011 km (0.042 R)
• M3: 2,511,748 km (0.102 R)
• M4: 3,516,597 km (0.072 R)
• M5: 4,187,394 km (0.113 R)
• M6: 4,870,458 km (0.069 R)
• M7: 7,030,352 km (0.104 R)
• M8: 8,202,302 km (0.057 R)
• M9: 8,943,858 km (0.097 R)
• M10: 11,142,049 km (0.093 R)
• M11: 12,686,947 km (0.101 R)
• M12: 14,170,957 km (0.111 R)
• M13: 15,344,702 km (0.119 R)
• M14: 18,354,612 km (0.114 R)
• M15: 20,187,036 km (0.114 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 124.4

Radius: 12.4

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 9.33 AU - 11.67 AU

Year: 12305 Days

Day: 14 Hours

Environment

Temp: -180 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 64,536,654 km

• M1: 157,826 km (0.12 R)
• M2: 650,601 km (0.113 R)
• M3: 1,320,201 km (0.102 R)
• M4: 2,124,290 km (0.073 R)
• M5: 2,637,410 km (0.094 R)
• M6: 3,562,823 km (0.056 R)
• M7: 4,316,946 km (0.053 R)
• M8: 5,342,589 km (0.109 R)
• M9: 11,682,397 km (0.097 R)

Planet 8 - Gas Giant

Semi-Major Axis: 12.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 664

Radius: 12.4

Gravity: 4.32 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 11.28 AU - 13.6 AU

Year: 15868 Days

Day: 14.1 Hours

Environment

Temp: -180 °C

Axial Tilt: 3.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 64,536,654 km

• M1: 214,823 km (0.066 R)
• M2: 759,060 km (0.118 R)
• M3: 1,312,123 km (0.046 R)
• M4: 1,998,927 km (0.106 R)
• M5: 3,743,088 km (0.032 R)
• M6: 5,380,886 km (0.068 R)
• M7: 7,962,945 km (0.071 R)
• M8: 8,744,893 km (0.104 R)
• M9: 9,523,849 km (0.116 R)
• M10: 11,766,321 km (0.03 R)
• M11: 12,203,297 km (0.111 R)
• M12: 12,781,044 km (0.077 R)
• M13: 14,060,853 km (0.115 R)
• M14: 15,057,175 km (0.04 R)
• M15: 19,002,520 km (0.097 R)
• M16: 20,577,187 km (0.069 R)
• M17: 24,084,808 km (0.064 R)
• M18: 24,688,885 km (0.075 R)
• M19: 30,589,623 km (0.036 R)
• M20: 33,241,844 km (0.092 R)
• M21: 35,264,407 km (0.096 R)
• M22: 41,391,487 km (0.059 R)
• M23: 42,696,579 km (0.107 R)
• M24: 51,607,226 km (0.072 R)
• M25: 63,767,140 km (0.074 R)

Kuiper Belt

Range: 30.3 - 49.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 218 - 17,538 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit