🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.58

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 0.66 AU - 0.88 AU

Year: 241 Days

Day: 33.9 Hours

Environment

Temp: 138 °C

Axial Tilt: 31.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 3.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 2.99 AU - 4.07 AU

Year: 2364 Days

Day: 38.4 Hours

Environment

Temp: -103 °C

Axial Tilt: 21.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.56

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 2.97 AU - 4.33 AU

Year: 2486 Days

Day: 28 Hours

Environment

Temp: -102 °C

Axial Tilt: 33 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.04

Radius: 1.02

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 3.65 AU - 4.21 AU

Year: 2777 Days

Day: 23.9 Hours

Environment

Temp: -126 °C

Axial Tilt: 8.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.59 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 974.7

Radius: 11.4

Gravity: 7.5 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 4.75 AU - 5.75 AU

Year: 4288 Days

Day: 12.3 Hours

Environment

Temp: -136 °C

Axial Tilt: 28.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 86,110,348 km

• M1: 143,614 km (0.116 R)
• M2: 558,299 km (0.12 R)
• M3: 1,438,832 km (0.118 R)
• M4: 1,856,061 km (0.066 R)
• M5: 2,940,945 km (0.107 R)
• M6: 4,261,445 km (0.113 R)
• M7: 4,633,345 km (0.087 R)
• M8: 5,645,375 km (0.108 R)
• M9: 6,899,005 km (0.053 R)
• M10: 7,627,397 km (0.07 R)
• M11: 8,066,168 km (0.114 R)
• M12: 9,694,241 km (0.109 R)
• M13: 11,674,169 km (0.069 R)
• M14: 12,208,533 km (0.116 R)
• M15: 13,274,118 km (0.097 R)
• M16: 17,151,695 km (0.041 R)
• M17: 17,779,408 km (0.112 R)
• M18: 19,686,332 km (0.106 R)
• M19: 23,671,170 km (0.114 R)
• M20: 25,084,122 km (0.072 R)
• M21: 27,819,519 km (0.071 R)
• M22: 28,511,409 km (0.094 R)
• M23: 29,660,171 km (0.102 R)
• M24: 30,473,385 km (0.052 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 238.5

Radius: 10.8

Gravity: 2.04 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 8.01 AU - 8.43 AU

Year: 8400 Days

Day: 10.6 Hours

Environment

Temp: -171 °C

Axial Tilt: 43.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 86,110,348 km

• M1: 134,638 km (0.045 R)
• M2: 665,711 km (0.061 R)
• M3: 1,113,607 km (0.092 R)
• M4: 1,552,078 km (0.117 R)
• M5: 1,893,610 km (0.11 R)
• M6: 3,217,551 km (0.056 R)
• M7: 7,326,406 km (0.098 R)
• M8: 8,116,881 km (0.062 R)
• M9: 10,124,335 km (0.09 R)
• M10: 10,876,663 km (0.111 R)
• M11: 11,713,214 km (0.086 R)
• M12: 14,154,352 km (0.102 R)
• M13: 14,536,724 km (0.085 R)
• M14: 24,329,850 km (0.105 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 56

Radius: 3.5

Gravity: 4.57 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 11.17 AU - 18.29 AU

Year: 20151 Days

Day: 21.2 Hours

Environment

Temp: -189 °C

Axial Tilt: 8.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 86,110,348 km

• M1: 43,533 km (0.115 R)
• M2: 181,911 km (0.104 R)
• M3: 695,929 km (0.057 R)
• M4: 938,427 km (0.066 R)
• M5: 1,109,418 km (0.091 R)
• M6: 1,289,683 km (0.081 R)
• M7: 6,149,669 km (0.111 R)
• M8: 6,279,371 km (0.109 R)
• M9: 7,981,346 km (0.094 R)
• M10: 8,814,157 km (0.052 R)
• M11: 9,659,684 km (0.12 R)
• M12: 13,204,555 km (0.118 R)
• M13: 16,016,247 km (0.113 R)
• M14: 27,223,970 km (0.077 R)
• M15: 27,750,106 km (0.106 R)
• M16: 28,104,503 km (0.059 R)
• M17: 32,204,981 km (0.115 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 733.4

Radius: 7.7

Gravity: 12.37 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 14.14 AU - 23.22 AU

Year: 28778 Days

Day: 15.3 Hours

Environment

Temp: -203 °C

Axial Tilt: 18.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 86,110,348 km

• M1: 99,034 km (0.036 R)
• M2: 397,930 km (0.081 R)
• M3: 713,133 km (0.063 R)
• M4: 2,179,641 km (0.081 R)
• M5: 2,852,981 km (0.084 R)
• M6: 4,095,391 km (0.055 R)
• M7: 5,707,907 km (0.106 R)
• M8: 9,997,027 km (0.112 R)
• M9: 10,320,608 km (0.052 R)
• M10: 11,333,385 km (0.03 R)
• M11: 12,709,386 km (0.076 R)
• M12: 17,316,103 km (0.111 R)
• M13: 18,547,892 km (0.116 R)
• M14: 20,659,616 km (0.102 R)
• M15: 23,603,402 km (0.111 R)
• M16: 24,410,034 km (0.106 R)
• M17: 25,115,837 km (0.109 R)
• M18: 27,693,707 km (0.095 R)
• M19: 30,039,402 km (0.055 R)
• M20: 30,713,789 km (0.073 R)
• M21: 31,398,349 km (0.097 R)
• M22: 33,368,852 km (0.069 R)
• M23: 36,172,915 km (0.098 R)
• M24: 41,742,743 km (0.103 R)
• M25: 43,091,517 km (0.119 R)
• M26: 43,433,199 km (0.058 R)
• M27: 43,776,675 km (0.119 R)
• M28: 44,643,296 km (0.063 R)
• M29: 50,462,803 km (0.12 R)
• M30: 51,415,591 km (0.107 R)
• M31: 59,262,000 km (0.107 R)
• M32: 60,964,573 km (0.12 R)
• M33: 62,699,460 km (0.107 R)
• M34: 64,690,308 km (0.104 R)
• M35: 83,739,502 km (0.106 R)
• M36: 96,266,679 km (0.087 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 410.1

Radius: 3.5

Gravity: 33.48 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 15.04 AU - 24.32 AU

Year: 31120 Days

Day: 16.4 Hours

Environment

Temp: -202 °C

Axial Tilt: 115.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 86,110,348 km

• M1: 43,533 km (0.065 R)
• M2: 192,233 km (0.1 R)
• M3: 416,331 km (0.114 R)
• M4: 1,063,641 km (0.078 R)
• M5: 2,186,373 km (0.044 R)
• M6: 2,298,272 km (0.117 R)
• M7: 2,943,787 km (0.078 R)
• M8: 3,136,469 km (0.074 R)
• M9: 5,227,847 km (0.091 R)
• M10: 5,388,216 km (0.11 R)
• M11: 8,585,871 km (0.095 R)
• M12: 39,335,863 km (0.109 R)
• M13: 42,477,867 km (0.072 R)
• M14: 45,108,695 km (0.096 R)
• M15: 49,970,326 km (0.065 R)
• M16: 63,205,400 km (0.093 R)
• M17: 65,329,540 km (0.107 R)
• M18: 72,215,829 km (0.099 R)
• M19: 82,545,861 km (0.07 R)

Kuiper Belt

Range: 30.8 - 59.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 387 - 13,407 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit