🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.93

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 1.15 AU - 1.65 AU

Year: 624 Days

Day: 13.9 Hours

Environment

Temp: -43 °C

Axial Tilt: 17.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 2.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.92

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 2.03 AU - 2.63 AU

Year: 1340 Days

Day: 44.6 Hours

Environment

Temp: -91 °C

Axial Tilt: 27.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 72,432,556 km

• M1: 206,295 km (0.081 R)
• M2: 642,373 km (0.11 R)

Asteroid Belt

Center: 3.89 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 705.9

Radius: 10

Gravity: 7.06 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 5.06 AU - 5.84 AU

Year: 4793 Days

Day: 14.6 Hours

Environment

Temp: -153 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 72,432,556 km

• M1: 124,465 km (0.098 R)
• M2: 517,459 km (0.072 R)
• M3: 890,107 km (0.09 R)
• M4: 1,731,895 km (0.102 R)
• M5: 2,071,482 km (0.107 R)
• M6: 2,423,336 km (0.106 R)
• M7: 3,112,533 km (0.077 R)
• M8: 3,513,904 km (0.117 R)
• M9: 3,927,243 km (0.069 R)
• M10: 4,372,895 km (0.118 R)
• M11: 5,010,332 km (0.092 R)
• M12: 5,506,997 km (0.081 R)
• M13: 7,026,462 km (0.046 R)
• M14: 8,121,818 km (0.109 R)
• M15: 8,847,368 km (0.104 R)
• M16: 9,165,413 km (0.11 R)
• M17: 11,993,261 km (0.114 R)
• M18: 13,976,031 km (0.11 R)
• M19: 15,875,176 km (0.081 R)
• M20: 19,703,236 km (0.06 R)
• M21: 20,453,619 km (0.084 R)
• M22: 22,449,554 km (0.101 R)
• M23: 23,952,414 km (0.093 R)
• M24: 25,843,182 km (0.106 R)
• M25: 29,211,976 km (0.039 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 408.4

Radius: 15

Gravity: 1.82 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 5.22 AU - 8.02 AU

Year: 6417 Days

Day: 10 Hours

Environment

Temp: -159 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 72,432,556 km

• M1: 204,799 km (0.082 R)
• M2: 780,153 km (0.089 R)
• M3: 1,317,957 km (0.07 R)
• M4: 2,427,973 km (0.057 R)
• M5: 3,568,208 km (0.088 R)
• M6: 4,284,333 km (0.088 R)
• M7: 6,824,206 km (0.117 R)
• M8: 7,608,996 km (0.1 R)
• M9: 8,568,068 km (0.119 R)
• M10: 11,180,646 km (0.105 R)
• M11: 12,272,860 km (0.059 R)
• M12: 15,286,509 km (0.054 R)
• M13: 16,273,406 km (0.032 R)
• M14: 17,302,490 km (0.099 R)
• M15: 18,054,817 km (0.103 R)
• M16: 19,895,021 km (0.119 R)
• M17: 20,512,411 km (0.099 R)
• M18: 25,118,230 km (0.069 R)
• M19: 26,328,328 km (0.082 R)

Planet 5 - Ice Giant

Semi-Major Axis: 13.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 232.7

Radius: 6.7

Gravity: 5.18 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 10.62 AU - 16.3 AU

Year: 18603 Days

Day: 16.2 Hours

Environment

Temp: -199 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 72,432,556 km

• M1: 83,326 km (0.08 R)
• M2: 377,884 km (0.082 R)
• M3: 930,648 km (0.102 R)
• M4: 1,228,049 km (0.051 R)
• M5: 1,722,919 km (0.062 R)
• M6: 2,193,554 km (0.049 R)
• M7: 2,459,389 km (0.073 R)
• M8: 2,683,337 km (0.113 R)
• M9: 3,798,589 km (0.062 R)
• M10: 5,564,891 km (0.108 R)
• M11: 6,982,032 km (0.087 R)
• M12: 9,144,469 km (0.072 R)
• M13: 9,785,646 km (0.106 R)
• M14: 11,547,310 km (0.119 R)
• M15: 11,946,587 km (0.084 R)
• M16: 12,832,954 km (0.119 R)
• M17: 13,510,333 km (0.104 R)
• M18: 18,007,844 km (0.108 R)
• M19: 18,313,472 km (0.081 R)
• M20: 19,250,852 km (0.063 R)
• M21: 23,684,484 km (0.067 R)
• M22: 24,890,692 km (0.092 R)
• M23: 25,556,851 km (0.108 R)
• M24: 31,762,171 km (0.056 R)
• M25: 34,385,071 km (0.076 R)
• M26: 38,647,862 km (0.112 R)
• M27: 39,798,270 km (0.081 R)
• M28: 42,977,523 km (0.113 R)
• M29: 46,752,027 km (0.106 R)
• M30: 47,184,515 km (0.114 R)
• M31: 49,089,943 km (0.082 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 40.1

Radius: 5.5

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 10.61 AU - 17.61 AU

Year: 19967 Days

Day: 15.3 Hours

Environment

Temp: -195 °C

Axial Tilt: 26.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 72,432,556 km

• M1: 69,264 km (0.098 R)
• M2: 962,662 km (0.112 R)
• M3: 1,363,585 km (0.083 R)
• M4: 2,082,851 km (0.056 R)
• M5: 3,144,846 km (0.067 R)
• M6: 3,365,503 km (0.039 R)
• M7: 4,993,876 km (0.083 R)
• M8: 6,685,978 km (0.087 R)
• M9: 10,875,915 km (0.066 R)
• M10: 28,464,585 km (0.04 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 246.3

Radius: 7.1

Gravity: 4.89 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 14.88 AU - 22.94 AU

Year: 30979 Days

Day: 23.6 Hours

Environment

Temp: -196 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 72,432,556 km

• M1: 95,294 km (0.057 R)
• M2: 767,886 km (0.064 R)
• M3: 1,359,845 km (0.06 R)
• M4: 1,983,518 km (0.077 R)
• M5: 2,688,124 km (0.115 R)
• M6: 3,995,610 km (0.081 R)
• M7: 4,753,173 km (0.057 R)
• M8: 6,593,227 km (0.051 R)
• M9: 7,038,580 km (0.09 R)
• M10: 7,268,661 km (0.109 R)
• M11: 7,647,294 km (0.026 R)
• M12: 10,676,800 km (0.055 R)
• M13: 12,657,476 km (0.04 R)
• M14: 13,136,488 km (0.05 R)
• M15: 14,058,011 km (0.068 R)
• M16: 14,646,080 km (0.108 R)
• M17: 15,792,898 km (0.094 R)
• M18: 17,246,690 km (0.088 R)
• M19: 19,141,945 km (0.1 R)
• M20: 19,864,353 km (0.119 R)
• M21: 21,076,694 km (0.106 R)
• M22: 25,762,848 km (0.089 R)
• M23: 34,950,251 km (0.116 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 239 - 11,563 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit