🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.48

Radius: 1.44

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 0.5 AU - 0.58 AU

Year: 256 Days

Day: 36.6 Hours

Environment

Temp: -111 °C

Axial Tilt: 34.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 27,039,360 km

• M1: 293,361 km (0.112 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.9

Radius: 1.53

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 0.47 AU - 0.74 AU

Year: 300 Days

Day: 21.4 Hours

Environment

Temp: -138 °C

Axial Tilt: 11.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 27,039,360 km

• M1: 39,793 km (0.049 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 336.8

Radius: 12.1

Gravity: 2.3 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 0.6 AU - 0.8 AU

Year: 378 Days

Day: 13.7 Hours

Environment

Temp: -136 °C

Axial Tilt: 17.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 27,039,360 km

• M1: 150,795 km (0.087 R)
• M2: 667,506 km (0.062 R)
• M3: 1,173,745 km (0.058 R)
• M4: 1,591,273 km (0.074 R)
• M5: 1,976,936 km (0.103 R)
• M6: 2,657,756 km (0.114 R)
• M7: 3,973,170 km (0.04 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 638.9

Radius: 11

Gravity: 5.28 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 1.24 AU - 1.56 AU

Year: 1070 Days

Day: 10.5 Hours

Environment

Temp: -175 °C

Axial Tilt: 10.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 27,039,360 km

• M1: 136,732 km (0.03 R)
• M2: 549,772 km (0.087 R)
• M3: 942,018 km (0.094 R)
• M4: 1,767,798 km (0.103 R)
• M5: 2,286,903 km (0.087 R)
• M6: 2,803,763 km (0.091 R)
• M7: 3,172,223 km (0.026 R)
• M8: 3,709,429 km (0.073 R)
• M9: 5,060,597 km (0.066 R)
• M10: 5,733,787 km (0.098 R)
• M11: 6,488,209 km (0.047 R)

Asteroid Belt

Center: 1.84 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 2.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 156.5

Radius: 10.1

Gravity: 1.53 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 2.05 AU - 2.49 AU

Year: 2208 Days

Day: 10.5 Hours

Environment

Temp: -187 °C

Axial Tilt: 0.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 27,039,360 km

• M1: 125,662 km (0.097 R)
• M2: 1,057,956 km (0.092 R)
• M3: 1,656,497 km (0.115 R)
• M4: 2,847,446 km (0.099 R)
• M5: 3,251,061 km (0.105 R)
• M6: 3,646,747 km (0.108 R)
• M7: 4,955,729 km (0.102 R)
• M8: 5,790,036 km (0.108 R)
• M9: 8,499,104 km (0.076 R)
• M10: 9,692,296 km (0.11 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 266.3

Radius: 8.1

Gravity: 4.06 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 2.68 AU - 3.3 AU

Year: 3338 Days

Day: 12.2 Hours

Environment

Temp: -202 °C

Axial Tilt: 19 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 27,039,360 km

• M1: 100,829 km (0.078 R)
• M2: 371,751 km (0.117 R)
• M3: 758,461 km (0.108 R)
• M4: 1,187,807 km (0.12 R)
• M5: 1,526,197 km (0.101 R)
• M6: 1,998,029 km (0.115 R)
• M7: 2,320,562 km (0.107 R)
• M8: 2,634,568 km (0.075 R)
• M9: 3,248,967 km (0.101 R)
• M10: 3,955,368 km (0.101 R)
• M11: 4,591,159 km (0.12 R)
• M12: 4,846,373 km (0.119 R)
• M13: 5,455,834 km (0.089 R)
• M14: 6,039,565 km (0.097 R)
• M15: 6,320,660 km (0.046 R)
• M16: 6,936,853 km (0.074 R)
• M17: 8,477,263 km (0.097 R)
• M18: 8,862,776 km (0.089 R)
• M19: 9,497,221 km (0.075 R)
• M20: 10,233,093 km (0.076 R)
• M21: 10,893,717 km (0.039 R)
• M22: 13,691,646 km (0.091 R)
• M23: 14,402,834 km (0.037 R)
• M24: 15,138,557 km (0.048 R)
• M25: 15,947,283 km (0.115 R)
• M26: 16,535,352 km (0.073 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 723.4

Radius: 10.5

Gravity: 6.56 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 2.71 AU - 4.09 AU

Year: 4048 Days

Day: 12.5 Hours

Environment

Temp: -213 °C

Axial Tilt: 31.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 27,039,360 km

• M1: 134,488 km (0.026 R)
• M2: 630,854 km (0.046 R)
• M3: 985,401 km (0.085 R)
• M4: 3,354,433 km (0.078 R)
• M5: 3,698,059 km (0.028 R)
• M6: 4,899,181 km (0.074 R)
• M7: 6,808,498 km (0.038 R)
• M8: 8,900,475 km (0.099 R)
• M9: 10,771,047 km (0.086 R)
• M10: 11,706,781 km (0.12 R)
• M11: 12,647,453 km (0.074 R)
• M12: 13,841,992 km (0.115 R)
• M13: 14,256,378 km (0.095 R)
• M14: 15,219,190 km (0.107 R)
• M15: 15,772,403 km (0.077 R)
• M16: 16,978,162 km (0.105 R)
• M17: 17,453,284 km (0.097 R)
• M18: 23,063,953 km (0.118 R)
• M19: 24,994,663 km (0.049 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 72.2

Radius: 7.5

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 6.31 AU - 8.53 AU

Year: 13050 Days

Day: 24.8 Hours

Environment

Temp: -215 °C

Axial Tilt: 52.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 27,039,360 km

• M1: 95,743 km (0.085 R)
• M2: 2,118,306 km (0.114 R)
• M3: 4,383,666 km (0.027 R)
• M4: 6,361,201 km (0.11 R)
• M5: 12,491,123 km (0.087 R)
• M6: 13,378,687 km (0.078 R)
• M7: 16,408,942 km (0.079 R)
• M8: 19,671,522 km (0.035 R)
• M9: 26,717,282 km (0.111 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 418 - 15,315 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit