🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.89

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 1.23 AU - 1.87 AU

Year: 716 Days

Day: 31.7 Hours

Environment

Temp: -40 °C

Axial Tilt: 24.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 38,990,511 km

• M1: 52,359 km (0.119 R)

Planet 2 - Terrestrial

Semi-Major Axis: 3.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 2.78 AU - 3.38 AU

Year: 2005 Days

Day: 24.6 Hours

Environment

Temp: -103 °C

Axial Tilt: 37.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.04 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 376.1

Radius: 13.6

Gravity: 2.03 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 3.8 AU - 6.2 AU

Year: 4146 Days

Day: 6.2 Hours

Environment

Temp: -142 °C

Axial Tilt: 9.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 38,990,511 km

• M1: 169,195 km (0.088 R)
• M2: 940,372 km (0.043 R)
• M3: 2,332,380 km (0.068 R)
• M4: 3,320,624 km (0.088 R)
• M5: 4,940,918 km (0.114 R)
• M6: 6,480,281 km (0.088 R)
• M7: 7,160,053 km (0.089 R)
• M8: 8,018,446 km (0.092 R)
• M9: 8,593,500 km (0.095 R)
• M10: 14,577,265 km (0.117 R)
• M11: 21,181,263 km (0.074 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 129.6

Radius: 12.8

Gravity: 0.79 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 5.51 AU - 6.17 AU

Year: 5234 Days

Day: 6.1 Hours

Environment

Temp: -154 °C

Axial Tilt: 0 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 38,990,511 km

• M1: 159,172 km (0.072 R)
• M2: 849,267 km (0.104 R)
• M3: 1,657,694 km (0.106 R)
• M4: 2,722,232 km (0.089 R)
• M5: 3,387,793 km (0.067 R)
• M6: 5,827,286 km (0.091 R)
• M7: 12,772,367 km (0.079 R)
• M8: 15,977,053 km (0.068 R)
• M9: 16,829,611 km (0.102 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 412.2

Radius: 13.2

Gravity: 2.37 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 6.46 AU - 6.58 AU

Year: 6174 Days

Day: 10.5 Hours

Environment

Temp: -164 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 38,990,511 km

• M1: 165,455 km (0.114 R)
• M2: 593,305 km (0.052 R)
• M3: 1,458,579 km (0.074 R)
• M4: 2,088,087 km (0.079 R)
• M5: 2,582,508 km (0.097 R)
• M6: 3,350,843 km (0.058 R)
• M7: 4,314,253 km (0.077 R)
• M8: 6,561,512 km (0.119 R)
• M9: 7,050,996 km (0.103 R)
• M10: 7,494,853 km (0.101 R)
• M11: 7,921,058 km (0.091 R)
• M12: 8,590,807 km (0.117 R)
• M13: 9,338,647 km (0.096 R)
• M14: 10,301,459 km (0.032 R)
• M15: 14,769,648 km (0.118 R)
• M16: 17,212,133 km (0.092 R)
• M17: 20,048,059 km (0.067 R)
• M18: 24,709,529 km (0.085 R)
• M19: 28,819,880 km (0.114 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 289.7

Radius: 11.1

Gravity: 2.35 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 7.59 AU - 12.37 AU

Year: 11692 Days

Day: 7.1 Hours

Environment

Temp: -184 °C

Axial Tilt: 61.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 38,990,511 km

• M1: 138,079 km (0.084 R)
• M2: 609,761 km (0.057 R)
• M3: 993,031 km (0.12 R)
• M4: 1,933,403 km (0.027 R)
• M5: 2,516,835 km (0.038 R)
• M6: 3,597,679 km (0.047 R)
• M7: 4,011,467 km (0.081 R)
• M8: 6,028,944 km (0.046 R)
• M9: 6,615,367 km (0.109 R)
• M10: 7,902,358 km (0.078 R)
• M11: 8,819,692 km (0.033 R)
• M12: 9,259,659 km (0.064 R)
• M13: 10,618,756 km (0.038 R)
• M14: 12,485,588 km (0.068 R)
• M15: 12,984,646 km (0.117 R)
• M16: 13,496,869 km (0.044 R)
• M17: 15,365,496 km (0.084 R)
• M18: 15,938,756 km (0.103 R)
• M19: 19,022,267 km (0.112 R)
• M20: 19,609,289 km (0.085 R)
• M21: 22,239,967 km (0.096 R)
• M22: 22,809,487 km (0.077 R)
• M23: 24,490,219 km (0.095 R)
• M24: 25,097,586 km (0.109 R)
• M25: 26,252,182 km (0.059 R)
• M26: 30,522,753 km (0.083 R)
• M27: 31,632,919 km (0.114 R)
• M28: 33,720,407 km (0.066 R)
• M29: 38,749,888 km (0.086 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 581.4

Radius: 7.5

Gravity: 10.34 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 13.03 AU - 13.17 AU

Year: 17584 Days

Day: 17.7 Hours

Environment

Temp: -186 °C

Axial Tilt: 20.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 38,990,511 km

• M1: 93,349 km (0.054 R)
• M2: 465,549 km (0.069 R)
• M3: 731,234 km (0.118 R)
• M4: 1,137,243 km (0.064 R)
• M5: 1,840,503 km (0.115 R)
• M6: 2,117,857 km (0.117 R)
• M7: 2,780,875 km (0.062 R)
• M8: 3,097,274 km (0.101 R)
• M9: 6,149,669 km (0.087 R)
• M10: 9,058,899 km (0.12 R)
• M11: 10,898,953 km (0.103 R)
• M12: 11,812,547 km (0.113 R)
• M13: 14,497,081 km (0.096 R)
• M14: 16,289,413 km (0.096 R)
• M15: 17,563,388 km (0.032 R)
• M16: 19,684,686 km (0.093 R)
• M17: 20,218,152 km (0.099 R)
• M18: 20,944,450 km (0.118 R)
• M19: 23,425,082 km (0.083 R)
• M20: 24,838,782 km (0.092 R)
• M21: 26,630,665 km (0.058 R)
• M22: 29,419,917 km (0.106 R)
• M23: 34,150,800 km (0.117 R)
• M24: 40,211,309 km (0.114 R)
• M25: 40,639,159 km (0.088 R)
• M26: 41,069,851 km (0.098 R)
• M27: 47,743,712 km (0.119 R)
• M28: 50,339,235 km (0.118 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 73.4

Radius: 6.9

Gravity: 1.54 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 11.98 AU - 18.82 AU

Year: 22412 Days

Day: 19.4 Hours

Environment

Temp: -186 °C

Axial Tilt: 20.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 38,990,511 km

• M1: 86,019 km (0.075 R)
• M2: 977,024 km (0.111 R)
• M3: 1,483,861 km (0.074 R)
• M4: 2,153,910 km (0.078 R)
• M5: 3,774,653 km (0.109 R)
• M6: 12,700,410 km (0.062 R)
• M7: 14,789,245 km (0.117 R)
• M8: 27,697,747 km (0.05 R)
• M9: 28,447,381 km (0.096 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 261 - 13,853 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit