🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 769.5

Radius: 8.8

Gravity: 9.94 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 0.47 AU - 0.55 AU

Year: 243 Days

Day: 7.3 Hours

Environment

Temp: -142 °C

Axial Tilt: 28.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 76,427,843 km

• M1: 109,506 km (0.066 R)
• M2: 410,945 km (0.071 R)
• M3: 843,433 km (0.075 R)
• M4: 1,117,346 km (0.119 R)
• M5: 1,493,286 km (0.106 R)
• M6: 1,771,837 km (0.079 R)
• M7: 2,070,435 km (0.102 R)
• M8: 2,394,464 km (0.096 R)
• M9: 3,066,158 km (0.066 R)
• M10: 3,478,749 km (0.083 R)
• M11: 4,082,077 km (0.117 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 274.3

Radius: 10.2

Gravity: 2.64 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 0.83 AU - 1.23 AU

Year: 697 Days

Day: 7.5 Hours

Environment

Temp: -185 °C

Axial Tilt: 28 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 76,427,843 km

• M1: 128,953 km (0.065 R)
• M2: 554,709 km (0.038 R)
• M3: 872,305 km (0.067 R)
• M4: 2,009,548 km (0.082 R)
• M5: 2,637,710 km (0.085 R)
• M6: 2,992,855 km (0.111 R)
• M7: 3,983,941 km (0.056 R)
• M8: 4,511,722 km (0.045 R)
• M9: 5,007,340 km (0.111 R)
• M10: 5,357,698 km (0.113 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 891.1

Radius: 10

Gravity: 8.91 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 2.77 AU - 3.41 AU

Year: 3622 Days

Day: 11.1 Hours

Environment

Temp: -208 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 76,427,843 km

• M1: 124,465 km (0.114 R)
• M2: 446,400 km (0.116 R)
• M3: 769,831 km (0.045 R)
• M4: 1,308,383 km (0.111 R)
• M5: 2,015,831 km (0.102 R)
• M6: 2,456,397 km (0.031 R)
• M7: 2,819,621 km (0.113 R)
• M8: 3,634,779 km (0.098 R)
• M9: 4,086,565 km (0.088 R)
• M10: 5,261,058 km (0.112 R)
• M11: 6,160,740 km (0.11 R)
• M12: 6,900,351 km (0.088 R)
• M13: 8,818,046 km (0.108 R)
• M14: 10,334,819 km (0.114 R)
• M15: 11,155,364 km (0.074 R)
• M16: 12,731,228 km (0.12 R)
• M17: 13,321,391 km (0.116 R)
• M18: 14,188,311 km (0.104 R)
• M19: 14,769,199 km (0.107 R)
• M20: 16,091,345 km (0.111 R)
• M21: 17,914,046 km (0.112 R)
• M22: 24,053,842 km (0.115 R)
• M23: 25,032,062 km (0.059 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 716.6

Radius: 13.5

Gravity: 3.93 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 2.78 AU - 4.1 AU

Year: 4255 Days

Day: 9.2 Hours

Environment

Temp: -217 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 76,427,843 km

• M1: 168,746 km (0.104 R)
• M2: 590,313 km (0.093 R)
• M3: 1,047,634 km (0.079 R)
• M4: 1,729,052 km (0.102 R)
• M5: 3,137,067 km (0.05 R)
• M6: 3,628,796 km (0.105 R)
• M7: 4,694,830 km (0.108 R)
• M8: 5,786,595 km (0.097 R)
• M9: 6,688,072 km (0.103 R)
• M10: 9,077,300 km (0.08 R)
• M11: 9,754,230 km (0.064 R)
• M12: 11,525,768 km (0.085 R)
• M13: 14,869,131 km (0.118 R)
• M14: 16,038,089 km (0.041 R)
• M15: 17,028,426 km (0.035 R)
• M16: 18,245,405 km (0.064 R)
• M17: 20,378,970 km (0.031 R)
• M18: 22,173,396 km (0.074 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 809.8

Radius: 3

Gravity: 89.98 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 7.52 AU - 10.82 AU

Year: 18518 Days

Day: 25 Hours

Environment

Temp: -235 °C

Axial Tilt: 47.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 76,427,843 km

• M1: 37,399 km (0.103 R)
• M2: 133,591 km (0.069 R)
• M3: 238,010 km (0.055 R)
• M4: 475,422 km (0.091 R)
• M5: 734,675 km (0.057 R)
• M6: 978,968 km (0.058 R)
• M7: 1,245,253 km (0.096 R)
• M8: 7,280,629 km (0.063 R)
• M9: 8,276,053 km (0.047 R)
• M10: 8,914,986 km (0.094 R)
• M11: 9,586,082 km (0.114 R)
• M12: 11,474,605 km (0.114 R)
• M13: 12,335,392 km (0.12 R)
• M14: 14,559,912 km (0.087 R)
• M15: 16,291,358 km (0.074 R)
• M16: 16,537,596 km (0.107 R)
• M17: 17,719,868 km (0.094 R)
• M18: 18,331,573 km (0.089 R)
• M19: 20,440,455 km (0.119 R)
• M20: 36,010,451 km (0.104 R)
• M21: 40,634,372 km (0.05 R)
• M22: 41,849,107 km (0.059 R)
• M23: 48,965,777 km (0.117 R)
• M24: 49,136,169 km (0.118 R)
• M25: 52,451,108 km (0.092 R)
• M26: 56,284,703 km (0.113 R)
• M27: 62,679,563 km (0.046 R)
• M28: 63,486,045 km (0.114 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 500 - 16,831 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit