🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.13

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 0.68 AU - 0.78 AU

Year: 238 Days

Day: 27.9 Hours

Environment

Temp: 114 °C

Axial Tilt: 39.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.25

Radius: 1.09

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 1.41 AU - 1.51 AU

Year: 672 Days

Day: 44.6 Hours

Environment

Temp: -54 °C

Axial Tilt: 8.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.71

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 1.98 AU - 2.6 AU

Year: 1320 Days

Day: 24.6 Hours

Environment

Temp: -100 °C

Axial Tilt: 43.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.68 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 23.7

Radius: 8.9

Gravity: 0.3 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 3.94 AU - 6.2 AU

Year: 4347 Days

Day: 6.9 Hours

Environment

Temp: -151 °C

Axial Tilt: 26.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 32,222,236 km

• M1: 112,498 km (0.053 R)
• M2: 570,117 km (0.101 R)
• M3: 1,053,468 km (0.056 R)
• M4: 1,811,181 km (0.097 R)
• M5: 3,741,742 km (0.112 R)
• M6: 4,027,474 km (0.106 R)
• M7: 5,190,747 km (0.082 R)
• M8: 7,393,127 km (0.106 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 382.3

Radius: 9.5

Gravity: 4.24 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 5.01 AU - 7.03 AU

Year: 5625 Days

Day: 8.8 Hours

Environment

Temp: -161 °C

Axial Tilt: 21.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 32,222,236 km

• M1: 150,047 km (0.06 R)
• M2: 627,713 km (0.049 R)
• M3: 962,961 km (0.115 R)
• M4: 1,587,233 km (0.03 R)
• M5: 2,367,835 km (0.113 R)
• M6: 2,809,897 km (0.069 R)
• M7: 5,341,691 km (0.107 R)
• M8: 7,005,519 km (0.098 R)
• M9: 7,676,016 km (0.114 R)
• M10: 9,459,373 km (0.082 R)
• M11: 13,570,172 km (0.109 R)
• M12: 16,851,602 km (0.093 R)
• M13: 18,487,454 km (0.065 R)
• M14: 22,568,484 km (0.109 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 197.1

Radius: 14.6

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 7.14 AU - 7.74 AU

Year: 7728 Days

Day: 10.8 Hours

Environment

Temp: -178 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 32,222,236 km

• M1: 181,612 km (0.116 R)
• M2: 794,215 km (0.108 R)
• M3: 1,316,312 km (0.085 R)
• M4: 2,467,018 km (0.104 R)
• M5: 3,017,987 km (0.119 R)
• M6: 4,303,033 km (0.106 R)
• M7: 4,804,635 km (0.051 R)
• M8: 5,841,348 km (0.097 R)
• M9: 6,990,409 km (0.113 R)
• M10: 9,416,139 km (0.102 R)
• M11: 11,391,878 km (0.077 R)
• M12: 13,082,633 km (0.118 R)
• M13: 14,667,922 km (0.1 R)
• M14: 16,263,981 km (0.065 R)
• M15: 21,676,881 km (0.077 R)
• M16: 22,659,141 km (0.12 R)
• M17: 23,524,564 km (0.037 R)
• M18: 24,788,068 km (0.095 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 512

Radius: 13.1

Gravity: 2.98 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 8.63 AU - 9.89 AU

Year: 10730 Days

Day: 8 Hours

Environment

Temp: -180 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 32,222,236 km

• M1: 162,912 km (0.082 R)
• M2: 653,294 km (0.096 R)
• M3: 1,516,324 km (0.093 R)
• M4: 4,730,733 km (0.108 R)
• M5: 5,410,207 km (0.086 R)
• M6: 5,944,571 km (0.106 R)
• M7: 8,665,157 km (0.11 R)
• M8: 11,468,622 km (0.111 R)
• M9: 12,353,493 km (0.116 R)
• M10: 13,643,924 km (0.115 R)
• M11: 15,479,939 km (0.025 R)
• M12: 21,146,856 km (0.07 R)
• M13: 25,395,585 km (0.104 R)
• M14: 32,514,948 km (0.074 R)
• M15: 35,079,653 km (0.115 R)
• M16: 42,141,122 km (0.089 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 162.2

Radius: 8.5

Gravity: 2.24 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 7.52 AU - 11.68 AU

Year: 11327 Days

Day: 10.8 Hours

Environment

Temp: -172 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 32,222,236 km

• M1: 105,766 km (0.091 R)
• M2: 795,711 km (0.06 R)
• M3: 2,695,006 km (0.098 R)
• M4: 3,440,153 km (0.112 R)
• M5: 4,120,225 km (0.099 R)
• M6: 4,391,146 km (0.08 R)
• M7: 4,700,215 km (0.107 R)
• M8: 5,162,922 km (0.055 R)
• M9: 5,566,537 km (0.115 R)
• M10: 6,211,304 km (0.065 R)
• M11: 7,359,766 km (0.106 R)
• M12: 8,136,329 km (0.109 R)
• M13: 8,406,952 km (0.113 R)
• M14: 11,845,159 km (0.099 R)
• M15: 12,651,043 km (0.118 R)
• M16: 15,820,424 km (0.034 R)
• M17: 16,487,780 km (0.12 R)
• M18: 17,684,413 km (0.101 R)
• M19: 18,205,313 km (0.108 R)
• M20: 24,148,537 km (0.116 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 183 - 14,798 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit