🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.84

Radius: 0.93

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 0.63 AU - 0.87 AU

Year: 227 Days

Day: 47.6 Hours

Environment

Temp: 178 °C

Axial Tilt: 1.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.57

Radius: 0.8

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 0.69 AU - 1.13 AU

Year: 304 Days

Day: 31.5 Hours

Environment

Temp: 185 °C

Axial Tilt: 14.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.9

Radius: 1.72

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 1.41 AU - 1.81 AU

Year: 715 Days

Day: 44 Hours

Environment

Temp: -29 °C

Axial Tilt: 9.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 53,280,694 km

• M1: 40,691 km (0.085 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.5

Radius: 1.44

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 2.92 AU - 4.72 AU

Year: 2612 Days

Day: 15.4 Hours

Environment

Temp: -102 °C

Axial Tilt: 39.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 53,280,694 km

• M1: 1,782,159 km (0.073 R)

Asteroid Belt

Center: 4.83 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 197.2

Radius: 11.4

Gravity: 1.52 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 5.22 AU - 6.44 AU

Year: 4925 Days

Day: 7.1 Hours

Environment

Temp: -143 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 53,280,694 km

• M1: 143,016 km (0.118 R)
• M2: 523,144 km (0.106 R)
• M3: 1,011,132 km (0.116 R)
• M4: 2,012,091 km (0.11 R)
• M5: 2,591,185 km (0.115 R)
• M6: 2,993,603 km (0.048 R)
• M7: 3,366,550 km (0.119 R)
• M8: 4,290,317 km (0.114 R)
• M9: 6,195,147 km (0.096 R)
• M10: 7,671,229 km (0.058 R)
• M11: 8,642,419 km (0.107 R)
• M12: 9,157,783 km (0.081 R)
• M13: 9,584,736 km (0.093 R)
• M14: 10,025,002 km (0.085 R)
• M15: 11,225,226 km (0.062 R)
• M16: 11,591,142 km (0.101 R)
• M17: 12,091,248 km (0.051 R)
• M18: 12,475,714 km (0.117 R)
• M19: 13,724,557 km (0.088 R)
• M20: 15,350,986 km (0.077 R)
• M21: 16,210,724 km (0.099 R)
• M22: 16,836,792 km (0.104 R)
• M23: 19,678,702 km (0.076 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 980.9

Radius: 8.4

Gravity: 13.9 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 6.29 AU - 7.65 AU

Year: 6438 Days

Day: 9.1 Hours

Environment

Temp: -147 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 53,280,694 km

• M1: 105,167 km (0.111 R)
• M2: 520,750 km (0.074 R)
• M3: 930,948 km (0.1 R)
• M4: 1,372,261 km (0.096 R)
• M5: 2,223,174 km (0.061 R)
• M6: 2,487,663 km (0.114 R)
• M7: 3,254,352 km (0.096 R)
• M8: 3,814,596 km (0.09 R)
• M9: 4,302,285 km (0.075 R)
• M10: 4,575,451 km (0.085 R)
• M11: 5,187,007 km (0.101 R)
• M12: 5,786,146 km (0.105 R)
• M13: 6,825,253 km (0.082 R)
• M14: 7,274,047 km (0.104 R)
• M15: 11,760,188 km (0.079 R)
• M16: 12,187,888 km (0.068 R)
• M17: 12,737,062 km (0.114 R)
• M18: 13,074,405 km (0.075 R)
• M19: 14,302,454 km (0.103 R)
• M20: 15,862,461 km (0.095 R)
• M21: 16,450,829 km (0.07 R)
• M22: 17,189,693 km (0.093 R)
• M23: 22,014,075 km (0.103 R)
• M24: 24,517,296 km (0.115 R)
• M25: 26,927,168 km (0.097 R)
• M26: 31,901,896 km (0.08 R)
• M27: 33,155,675 km (0.036 R)
• M28: 33,474,169 km (0.099 R)
• M29: 35,207,260 km (0.087 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 691.3

Radius: 13.3

Gravity: 3.91 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 9.57 AU - 11.15 AU

Year: 11666 Days

Day: 10.7 Hours

Environment

Temp: -177 °C

Axial Tilt: 41.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 53,280,694 km

• M1: 168,597 km (0.088 R)
• M2: 643,420 km (0.094 R)
• M3: 1,120,638 km (0.059 R)
• M4: 2,748,262 km (0.067 R)
• M5: 3,172,971 km (0.098 R)
• M6: 3,934,424 km (0.088 R)
• M7: 4,358,983 km (0.116 R)
• M8: 5,609,920 km (0.064 R)
• M9: 6,225,067 km (0.117 R)
• M10: 7,462,839 km (0.117 R)
• M11: 8,253,464 km (0.084 R)
• M12: 9,847,429 km (0.083 R)
• M13: 10,422,035 km (0.085 R)
• M14: 14,551,086 km (0.119 R)
• M15: 20,239,395 km (0.107 R)
• M16: 24,225,879 km (0.047 R)
• M17: 24,985,537 km (0.058 R)
• M18: 29,666,305 km (0.081 R)
• M19: 32,326,454 km (0.085 R)
• M20: 39,535,426 km (0.087 R)
• M21: 40,059,767 km (0.081 R)
• M22: 42,476,969 km (0.062 R)
• M23: 45,993,417 km (0.081 R)
• M24: 49,851,695 km (0.11 R)

Kuiper Belt

Range: 31.4 - 56.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 473 - 10,512 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit