🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.7

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 0.53 AU - 0.71 AU

Year: 320 Days

Day: 21.3 Hours

Environment

Temp: -120 °C

Axial Tilt: 2.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 42,115,726 km

• M1: 250,876 km (0.11 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.97

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 0.58 AU - 0.7 AU

Year: 336 Days

Day: 30.8 Hours

Environment

Temp: -125 °C

Axial Tilt: 15.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.33

Radius: 1.4

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 0.56 AU - 0.76 AU

Year: 352 Days

Day: 22.5 Hours

Environment

Temp: -127 °C

Axial Tilt: 23.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 277.4

Radius: 8.2

Gravity: 4.13 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 0.89 AU - 0.91 AU

Year: 560 Days

Day: 11.5 Hours

Environment

Temp: -143 °C

Axial Tilt: 46.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 42,115,726 km

• M1: 102,175 km (0.045 R)
• M2: 376,837 km (0.087 R)
• M3: 821,741 km (0.092 R)
• M4: 1,303,297 km (0.075 R)
• M5: 1,908,270 km (0.045 R)
• M6: 2,353,773 km (0.057 R)
• M7: 3,064,961 km (0.097 R)
• M8: 3,441,798 km (0.071 R)
• M9: 4,833,657 km (0.079 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 227

Radius: 12.2

Gravity: 1.53 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 1.39 AU - 1.99 AU

Year: 1441 Days

Day: 6.6 Hours

Environment

Temp: -180 °C

Axial Tilt: 18.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 42,115,726 km

• M1: 151,692 km (0.095 R)
• M2: 536,159 km (0.104 R)
• M3: 1,030,131 km (0.071 R)
• M4: 1,449,155 km (0.06 R)
• M5: 2,021,516 km (0.113 R)
• M6: 2,764,868 km (0.065 R)
• M7: 3,280,233 km (0.084 R)
• M8: 4,041,386 km (0.119 R)
• M9: 4,674,036 km (0.116 R)
• M10: 6,644,689 km (0.082 R)
• M11: 7,133,724 km (0.078 R)
• M12: 8,259,448 km (0.093 R)
• M13: 8,825,526 km (0.052 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 19

Radius: 14

Gravity: 0.1 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 3.44 AU - 5.08 AU

Year: 5768 Days

Day: 9.3 Hours

Environment

Temp: -219 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 42,115,726 km

• M1: 174,132 km (0.059 R)
• M2: 703,559 km (0.088 R)
• M3: 1,738,477 km (0.117 R)
• M4: 2,329,538 km (0.113 R)
• M5: 3,280,681 km (0.087 R)
• M6: 4,826,626 km (0.111 R)
• M7: 7,570,251 km (0.093 R)
• M8: 8,406,353 km (0.118 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 10.4

Radius: 3.4

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 5.95 AU - 8.79 AU

Year: 13125 Days

Day: 15.7 Hours

Environment

Temp: -232 °C

Axial Tilt: 8.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 42,115,726 km

• M1: 47,123 km (0.059 R)
• M2: 357,090 km (0.037 R)
• M3: 808,427 km (0.087 R)
• M4: 2,338,664 km (0.112 R)
• M5: 3,030,554 km (0.107 R)
• M6: 3,589,451 km (0.101 R)
• M7: 4,463,552 km (0.074 R)
• M8: 5,227,698 km (0.109 R)
• M9: 10,178,490 km (0.093 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 13.1

Radius: 4

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 8.92 AU - 9.74 AU

Year: 18695 Days

Day: 16.5 Hours

Environment

Temp: -225 °C

Axial Tilt: 29.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 42,115,726 km

• M1: 49,816 km (0.08 R)
• M2: 191,485 km (0.071 R)
• M3: 661,971 km (0.095 R)
• M4: 825,930 km (0.091 R)
• M5: 955,033 km (0.1 R)
• M6: 1,476,980 km (0.109 R)
• M7: 1,963,173 km (0.032 R)
• M8: 3,757,749 km (0.058 R)
• M9: 4,303,931 km (0.113 R)
• M10: 4,475,519 km (0.097 R)
• M11: 7,753,957 km (0.116 R)
• M12: 10,476,339 km (0.094 R)
• M13: 10,944,879 km (0.082 R)
• M14: 11,550,003 km (0.034 R)
• M15: 12,651,342 km (0.093 R)
• M16: 14,575,171 km (0.089 R)
• M17: 16,738,057 km (0.119 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 85

Radius: 4.3

Gravity: 4.6 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 10.35 AU - 11.31 AU

Year: 23380 Days

Day: 17.8 Hours

Environment

Temp: -231 °C

Axial Tilt: 26.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 42,115,726 km

• M1: 57,595 km (0.089 R)
• M2: 282,740 km (0.118 R)
• M3: 477,367 km (0.119 R)
• M4: 1,200,523 km (0.084 R)
• M5: 2,995,099 km (0.077 R)
• M6: 7,440,250 km (0.112 R)
• M7: 7,884,107 km (0.1 R)
• M8: 11,819,429 km (0.076 R)
• M9: 15,108,039 km (0.086 R)
• M10: 22,241,912 km (0.088 R)
• M11: 29,706,098 km (0.081 R)
• M12: 32,913,776 km (0.062 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: 539 - 17,247 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit