🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.37

Radius: 0.67

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 0.8 AU - 1.2 AU

Year: 379 Days

Day: 35.5 Hours

Environment

Temp: 20 °C

Axial Tilt: 39.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 55,341,503 km

• M1: 40,391 km (0.057 R)
• M2: 387,758 km (0.093 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.47

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 0.97 AU - 1.57 AU

Year: 542 Days

Day: 32.7 Hours

Environment

Temp: -33 °C

Axial Tilt: 8.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.16

Radius: 1.06

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 1.28 AU - 1.82 AU

Year: 731 Days

Day: 23.3 Hours

Environment

Temp: -46 °C

Axial Tilt: 32.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.04

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 1.74 AU - 1.94 AU

Year: 945 Days

Day: 17 Hours

Environment

Temp: -80 °C

Axial Tilt: 41.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.12

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 2.55 AU - 3.37 AU

Year: 1929 Days

Day: 15.7 Hours

Environment

Temp: -120 °C

Axial Tilt: 35.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.78 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 252.2

Radius: 8.2

Gravity: 3.75 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 4.2 AU - 4.98 AU

Year: 3724 Days

Day: 12.4 Hours

Environment

Temp: -147 °C

Axial Tilt: 25.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 55,341,503 km

• M1: 102,026 km (0.109 R)
• M2: 405,709 km (0.109 R)
• M3: 815,458 km (0.113 R)
• M4: 1,225,207 km (0.109 R)
• M5: 1,527,544 km (0.094 R)
• M6: 2,021,067 km (0.091 R)
• M7: 3,715,114 km (0.107 R)
• M8: 4,174,977 km (0.085 R)
• M9: 4,565,577 km (0.087 R)
• M10: 6,089,232 km (0.088 R)
• M11: 6,784,563 km (0.095 R)
• M12: 7,502,034 km (0.088 R)
• M13: 9,189,199 km (0.119 R)
• M14: 9,533,723 km (0.098 R)
• M15: 14,005,951 km (0.102 R)
• M16: 14,835,322 km (0.071 R)
• M17: 17,731,088 km (0.037 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 550.3

Radius: 12.3

Gravity: 3.64 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 4.6 AU - 6.72 AU

Year: 5100 Days

Day: 12.5 Hours

Environment

Temp: -144 °C

Axial Tilt: 20.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 55,341,503 km

• M1: 163,510 km (0.051 R)
• M2: 644,468 km (0.086 R)
• M3: 1,304,643 km (0.115 R)
• M4: 2,309,492 km (0.078 R)
• M5: 2,997,493 km (0.11 R)
• M6: 3,689,233 km (0.109 R)
• M7: 4,085,069 km (0.07 R)
• M8: 5,094,705 km (0.104 R)
• M9: 5,531,232 km (0.116 R)
• M10: 6,082,201 km (0.065 R)
• M11: 6,511,397 km (0.059 R)
• M12: 7,958,158 km (0.084 R)
• M13: 8,892,397 km (0.105 R)
• M14: 10,235,786 km (0.104 R)
• M15: 10,844,948 km (0.064 R)
• M16: 13,475,327 km (0.077 R)
• M17: 14,048,437 km (0.031 R)
• M18: 16,741,947 km (0.109 R)
• M19: 24,255,799 km (0.112 R)
• M20: 24,716,411 km (0.084 R)
• M21: 25,418,174 km (0.107 R)
• M22: 26,617,201 km (0.075 R)
• M23: 27,686,676 km (0.116 R)
• M24: 28,189,774 km (0.109 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 917.7

Radius: 8.9

Gravity: 11.59 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 5.94 AU - 9.44 AU

Year: 8077 Days

Day: 14.2 Hours

Environment

Temp: -163 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 55,341,503 km

• M1: 110,852 km (0.101 R)
• M2: 510,278 km (0.054 R)
• M3: 1,214,136 km (0.069 R)
• M4: 1,539,661 km (0.109 R)
• M5: 2,087,638 km (0.12 R)
• M6: 2,502,324 km (0.085 R)
• M7: 3,978,555 km (0.112 R)
• M8: 6,688,371 km (0.111 R)
• M9: 7,033,194 km (0.094 R)
• M10: 8,096,386 km (0.106 R)
• M11: 9,595,806 km (0.079 R)
• M12: 9,985,508 km (0.069 R)
• M13: 11,112,130 km (0.098 R)
• M14: 11,487,770 km (0.099 R)
• M15: 12,095,137 km (0.083 R)
• M16: 13,737,872 km (0.077 R)
• M17: 14,296,171 km (0.117 R)
• M18: 15,260,180 km (0.084 R)
• M19: 16,681,659 km (0.063 R)
• M20: 18,938,342 km (0.072 R)
• M21: 21,145,061 km (0.095 R)
• M22: 21,889,310 km (0.092 R)
• M23: 29,905,213 km (0.111 R)
• M24: 32,776,295 km (0.063 R)
• M25: 34,561,746 km (0.079 R)
• M26: 36,293,640 km (0.078 R)
• M27: 38,569,473 km (0.106 R)
• M28: 39,307,439 km (0.067 R)
• M29: 43,007,742 km (0.078 R)
• M30: 44,469,912 km (0.114 R)

Planet 9 - Gas Giant

Semi-Major Axis: 9.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 904.9

Radius: 10.8

Gravity: 7.76 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 7.12 AU - 11.54 AU

Year: 10794 Days

Day: 6.9 Hours

Environment

Temp: -173 °C

Axial Tilt: 8.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 55,341,503 km

• M1: 134,339 km (0.048 R)
• M2: 512,971 km (0.097 R)
• M3: 1,093,411 km (0.085 R)
• M4: 2,501,276 km (0.116 R)
• M5: 2,841,013 km (0.106 R)
• M6: 4,869,261 km (0.044 R)
• M7: 6,709,165 km (0.11 R)
• M8: 8,260,645 km (0.073 R)
• M9: 8,635,687 km (0.066 R)
• M10: 9,420,028 km (0.026 R)
• M11: 10,520,620 km (0.09 R)
• M12: 12,788,972 km (0.038 R)
• M13: 14,606,586 km (0.103 R)
• M14: 17,113,099 km (0.112 R)
• M15: 18,428,513 km (0.114 R)
• M16: 20,826,268 km (0.049 R)
• M17: 24,273,451 km (0.046 R)
• M18: 25,044,778 km (0.071 R)
• M19: 25,832,411 km (0.093 R)
• M20: 29,148,846 km (0.103 R)
• M21: 29,691,587 km (0.054 R)
• M22: 37,245,831 km (0.119 R)
• M23: 43,686,617 km (0.093 R)
• M24: 44,112,223 km (0.037 R)
• M25: 52,094,915 km (0.113 R)
• M26: 53,864,359 km (0.097 R)
• M27: 54,681,612 km (0.118 R)
• M28: 55,176,033 km (0.106 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 191 - 17,308 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit