🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.75

Radius: 1.25

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 0.73 AU - 0.85 AU

Year: 258 Days

Day: 44.9 Hours

Environment

Temp: 116 °C

Axial Tilt: 29.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.11

Radius: 1.04

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 1.43 AU - 1.55 AU

Year: 668 Days

Day: 12.3 Hours

Environment

Temp: -33 °C

Axial Tilt: 31.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 71,746,597 km

• M1: 102,175 km (0.051 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.33

Radius: 0.64

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 2.2 AU - 2.42 AU

Year: 1289 Days

Day: 14.3 Hours

Environment

Temp: -72 °C

Axial Tilt: 10.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.59 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 141.3

Radius: 12.9

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 4.01 AU - 5.73 AU

Year: 3945 Days

Day: 14.5 Hours

Environment

Temp: -131 °C

Axial Tilt: 15.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 71,746,597 km

• M1: 160,519 km (0.11 R)
• M2: 823,536 km (0.096 R)
• M3: 1,869,525 km (0.119 R)
• M4: 2,481,679 km (0.119 R)
• M5: 3,581,971 km (0.069 R)
• M6: 5,198,975 km (0.092 R)
• M7: 8,141,715 km (0.104 R)
• M8: 9,516,220 km (0.033 R)
• M9: 10,503,117 km (0.098 R)
• M10: 13,918,137 km (0.119 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 113.4

Radius: 13

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 4.54 AU - 5.54 AU

Year: 4154 Days

Day: 10 Hours

Environment

Temp: -139 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 71,746,597 km

• M1: 161,715 km (0.107 R)
• M2: 931,845 km (0.114 R)
• M3: 1,464,563 km (0.079 R)
• M4: 2,027,799 km (0.033 R)
• M5: 2,803,015 km (0.108 R)
• M6: 4,697,672 km (0.107 R)
• M7: 5,413,797 km (0.056 R)
• M8: 6,725,471 km (0.06 R)
• M9: 7,197,752 km (0.109 R)
• M10: 10,480,378 km (0.071 R)
• M11: 12,043,825 km (0.063 R)
• M12: 13,304,636 km (0.095 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 454.5

Radius: 14.7

Gravity: 2.1 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 9.96 AU - 13.72 AU

Year: 14955 Days

Day: 7.8 Hours

Environment

Temp: -182 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 71,746,597 km

• M1: 184,604 km (0.042 R)
• M2: 747,391 km (0.108 R)
• M3: 1,698,684 km (0.114 R)
• M4: 2,324,601 km (0.098 R)
• M5: 3,196,458 km (0.114 R)
• M6: 4,365,864 km (0.055 R)
• M7: 6,476,690 km (0.086 R)
• M8: 9,003,847 km (0.117 R)
• M9: 10,063,299 km (0.072 R)
• M10: 10,980,484 km (0.11 R)
• M11: 13,106,868 km (0.044 R)
• M12: 14,201,176 km (0.115 R)
• M13: 15,078,568 km (0.06 R)
• M14: 16,135,327 km (0.102 R)
• M15: 16,645,306 km (0.086 R)
• M16: 17,316,552 km (0.095 R)
• M17: 17,774,172 km (0.051 R)
• M18: 20,352,491 km (0.114 R)
• M19: 21,555,557 km (0.028 R)
• M20: 25,449,590 km (0.079 R)
• M21: 28,082,363 km (0.095 R)
• M22: 29,141,665 km (0.062 R)
• M23: 30,337,551 km (0.038 R)
• M24: 31,003,560 km (0.082 R)
• M25: 33,294,203 km (0.099 R)
• M26: 34,601,090 km (0.105 R)
• M27: 39,511,042 km (0.116 R)
• M28: 40,172,414 km (0.06 R)
• M29: 45,877,029 km (0.082 R)
• M30: 48,695,154 km (0.04 R)
• M31: 52,576,471 km (0.078 R)
• M32: 53,537,787 km (0.093 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 537.1

Radius: 6.6

Gravity: 12.33 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 10.76 AU - 17.08 AU

Year: 19065 Days

Day: 24 Hours

Environment

Temp: -190 °C

Axial Tilt: 14.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 71,746,597 km

• M1: 82,129 km (0.115 R)
• M2: 658,380 km (0.068 R)
• M3: 985,700 km (0.104 R)
• M4: 1,588,131 km (0.071 R)
• M5: 2,893,672 km (0.094 R)
• M6: 3,520,187 km (0.112 R)
• M7: 4,426,152 km (0.091 R)
• M8: 4,863,576 km (0.11 R)
• M9: 7,310,698 km (0.096 R)
• M10: 8,264,834 km (0.079 R)
• M11: 12,652,240 km (0.073 R)
• M12: 16,337,284 km (0.099 R)
• M13: 16,653,385 km (0.096 R)
• M14: 18,895,258 km (0.099 R)
• M15: 20,772,263 km (0.054 R)
• M16: 21,518,906 km (0.075 R)
• M17: 26,813,922 km (0.116 R)
• M18: 27,254,039 km (0.096 R)
• M19: 29,643,566 km (0.114 R)
• M20: 31,069,832 km (0.105 R)
• M21: 39,173,998 km (0.12 R)
• M22: 40,745,224 km (0.114 R)
• M23: 42,954,635 km (0.116 R)
• M24: 45,087,751 km (0.098 R)
• M25: 46,337,791 km (0.051 R)
• M26: 55,208,945 km (0.063 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 388.6

Radius: 3.8

Gravity: 26.91 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 12.92 AU - 19.82 AU

Year: 24313 Days

Day: 16.4 Hours

Environment

Temp: -201 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 71,746,597 km

• M1: 48,021 km (0.046 R)
• M2: 303,983 km (0.08 R)
• M3: 1,013,825 km (0.06 R)
• M4: 1,427,313 km (0.104 R)
• M5: 1,621,192 km (0.067 R)
• M6: 1,814,024 km (0.115 R)
• M7: 2,061,608 km (0.077 R)
• M8: 2,742,877 km (0.11 R)
• M9: 4,636,038 km (0.1 R)
• M10: 5,098,146 km (0.074 R)
• M11: 6,580,810 km (0.112 R)
• M12: 7,731,368 km (0.078 R)
• M13: 8,534,409 km (0.089 R)
• M14: 8,849,312 km (0.114 R)
• M15: 9,840,698 km (0.108 R)
• M16: 10,541,414 km (0.084 R)
• M17: 11,526,516 km (0.103 R)
• M18: 11,911,282 km (0.113 R)
• M19: 13,536,214 km (0.027 R)
• M20: 13,749,241 km (0.111 R)
• M21: 16,003,531 km (0.042 R)
• M22: 21,132,644 km (0.069 R)
• M23: 22,098,149 km (0.067 R)
• M24: 24,745,732 km (0.118 R)
• M25: 27,144,833 km (0.096 R)
• M26: 31,521,618 km (0.112 R)
• M27: 39,724,817 km (0.09 R)
• M28: 43,307,088 km (0.071 R)
• M29: 45,176,463 km (0.091 R)
• M30: 47,098,795 km (0.093 R)
• M31: 49,577,632 km (0.063 R)
• M32: 52,665,332 km (0.087 R)
• M33: 53,899,814 km (0.103 R)
• M34: 55,334,308 km (0.105 R)
• M35: 57,347,895 km (0.103 R)
• M36: 57,905,297 km (0.114 R)
• M37: 61,326,600 km (0.109 R)
• M38: 68,777,172 km (0.091 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 396 - 11,466 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit