🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 464.9

Radius: 9.5

Gravity: 5.15 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 0.47 AU - 0.69 AU

Year: 300 Days

Day: 6.5 Hours

Environment

Temp: -156 °C

Axial Tilt: 46.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 29,106,194 km

• M1: 118,182 km (0.034 R)
• M2: 540,946 km (0.085 R)
• M3: 868,116 km (0.032 R)
• M4: 1,196,633 km (0.08 R)
• M5: 1,609,075 km (0.113 R)
• M6: 2,055,924 km (0.032 R)
• M7: 2,636,214 km (0.094 R)
• M8: 3,003,776 km (0.11 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 868.6

Radius: 13.2

Gravity: 4.99 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 1.22 AU - 1.42 AU

Year: 1029 Days

Day: 7.2 Hours

Environment

Temp: -187 °C

Axial Tilt: 13.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 29,106,194 km

• M1: 164,109 km (0.093 R)
• M2: 593,754 km (0.067 R)
• M3: 1,013,825 km (0.102 R)
• M4: 1,452,745 km (0.119 R)
• M5: 2,188,766 km (0.034 R)
• M6: 2,852,532 km (0.071 R)
• M7: 3,275,445 km (0.064 R)
• M8: 4,389,052 km (0.111 R)
• M9: 4,918,928 km (0.087 R)
• M10: 7,304,266 km (0.108 R)
• M11: 8,293,108 km (0.077 R)
• M12: 8,791,867 km (0.102 R)
• M13: 10,220,377 km (0.066 R)
• M14: 10,859,459 km (0.113 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 762.5

Radius: 9

Gravity: 9.41 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 2.24 AU - 3.12 AU

Year: 2976 Days

Day: 11.2 Hours

Environment

Temp: -209 °C

Axial Tilt: 12.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 29,106,194 km

• M1: 111,899 km (0.096 R)
• M2: 531,222 km (0.095 R)
• M3: 1,165,667 km (0.094 R)
• M4: 2,173,358 km (0.107 R)
• M5: 2,735,547 km (0.101 R)
• M6: 3,138,563 km (0.088 R)
• M7: 4,343,873 km (0.074 R)
• M8: 6,217,886 km (0.093 R)
• M9: 7,380,411 km (0.078 R)
• M10: 7,996,605 km (0.108 R)
• M11: 9,405,817 km (0.052 R)
• M12: 10,052,229 km (0.094 R)
• M13: 12,169,787 km (0.068 R)
• M14: 13,450,943 km (0.112 R)
• M15: 14,075,364 km (0.118 R)
• M16: 17,210,487 km (0.11 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 953.5

Radius: 12.7

Gravity: 5.91 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 3.11 AU - 3.43 AU

Year: 4011 Days

Day: 8.1 Hours

Environment

Temp: -205 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 29,106,194 km

• M1: 157,975 km (0.097 R)
• M2: 563,086 km (0.109 R)
• M3: 1,188,854 km (0.107 R)
• M4: 1,636,152 km (0.029 R)
• M5: 2,197,144 km (0.078 R)
• M6: 2,813,487 km (0.092 R)
• M7: 3,690,280 km (0.086 R)
• M8: 4,275,507 km (0.084 R)
• M9: 5,983,167 km (0.08 R)
• M10: 6,858,763 km (0.104 R)
• M11: 7,396,418 km (0.118 R)
• M12: 7,962,047 km (0.078 R)
• M13: 9,503,205 km (0.088 R)
• M14: 10,650,770 km (0.109 R)
• M15: 14,161,234 km (0.111 R)
• M16: 14,923,884 km (0.103 R)
• M17: 16,890,348 km (0.032 R)
• M18: 17,438,474 km (0.111 R)
• M19: 18,699,435 km (0.114 R)
• M20: 19,220,484 km (0.083 R)
• M21: 20,155,620 km (0.109 R)
• M22: 20,772,562 km (0.044 R)
• M23: 21,261,149 km (0.085 R)
• M24: 26,578,156 km (0.119 R)
• M25: 27,403,787 km (0.113 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 323 - 12,609 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit