🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.72

Radius: 1.24

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 0.51 AU - 0.65 AU

Year: 166 Days

Day: 16.9 Hours

Environment

Temp: 164 °C

Axial Tilt: 44.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 43,367,062 km

• M1: 29,920 km (0.11 R)
• M2: 157,826 km (0.055 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.92 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.67

Radius: 1.23

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 0.71 AU - 1.13 AU

Year: 332 Days

Day: 21.3 Hours

Environment

Temp: 19 °C

Axial Tilt: 29.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 43,367,062 km

• M1: 62,682 km (0.06 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.6

Radius: 1.47

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 1.23 AU - 1.97 AU

Year: 762 Days

Day: 14.1 Hours

Environment

Temp: -51 °C

Axial Tilt: 38.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.87

Radius: 1.28

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 3.6 AU - 4.22 AU

Year: 2913 Days

Day: 46.3 Hours

Environment

Temp: -124 °C

Axial Tilt: 0.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.51 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 478.3

Radius: 9.9

Gravity: 4.88 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 4.25 AU - 5.95 AU

Year: 4339 Days

Day: 10.5 Hours

Environment

Temp: -144 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 43,367,062 km

• M1: 123,119 km (0.11 R)
• M2: 525,238 km (0.107 R)
• M3: 859,589 km (0.061 R)
• M4: 1,171,800 km (0.109 R)
• M5: 1,572,573 km (0.108 R)
• M6: 2,958,597 km (0.099 R)
• M7: 3,283,374 km (0.103 R)
• M8: 4,519,950 km (0.069 R)
• M9: 5,466,306 km (0.087 R)
• M10: 6,390,821 km (0.111 R)
• M11: 6,721,133 km (0.091 R)
• M12: 8,547,873 km (0.039 R)
• M13: 9,136,241 km (0.093 R)
• M14: 10,312,230 km (0.093 R)
• M15: 12,215,414 km (0.05 R)
• M16: 18,943,878 km (0.079 R)
• M17: 20,717,211 km (0.088 R)
• M18: 21,846,226 km (0.062 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 993.4

Radius: 3.5

Gravity: 81.09 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 11.46 AU - 16.36 AU

Year: 19544 Days

Day: 18.3 Hours

Environment

Temp: -184 °C

Axial Tilt: 8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 43,367,062 km

• M1: 43,533 km (0.08 R)
• M2: 186,399 km (0.065 R)
• M3: 307,274 km (0.12 R)
• M4: 467,344 km (0.097 R)
• M5: 606,769 km (0.087 R)
• M6: 721,660 km (0.106 R)
• M7: 1,048,232 km (0.09 R)
• M8: 1,368,073 km (0.116 R)
• M9: 1,638,994 km (0.109 R)
• M10: 1,985,313 km (0.102 R)
• M11: 2,197,742 km (0.073 R)
• M12: 3,709,279 km (0.094 R)
• M13: 4,199,511 km (0.08 R)
• M14: 5,228,146 km (0.086 R)
• M15: 8,081,127 km (0.106 R)
• M16: 8,348,459 km (0.117 R)
• M17: 9,774,126 km (0.076 R)
• M18: 10,016,475 km (0.051 R)
• M19: 11,893,928 km (0.057 R)
• M20: 16,327,560 km (0.062 R)
• M21: 16,497,354 km (0.039 R)
• M22: 23,002,169 km (0.103 R)
• M23: 26,933,301 km (0.098 R)
• M24: 28,133,525 km (0.099 R)
• M25: 28,623,458 km (0.092 R)
• M26: 29,494,417 km (0.086 R)
• M27: 29,746,489 km (0.074 R)
• M28: 33,019,840 km (0.119 R)
• M29: 34,813,070 km (0.112 R)
• M30: 41,679,014 km (0.09 R)
• M31: 46,101,426 km (0.095 R)
• M32: 49,394,075 km (0.062 R)
• M33: 50,826,176 km (0.092 R)
• M34: 52,285,802 km (0.036 R)
• M35: 62,045,717 km (0.096 R)
• M36: 65,194,303 km (0.09 R)
• M37: 69,111,075 km (0.102 R)
• M38: 81,796,525 km (0.092 R)
• M39: 82,045,007 km (0.064 R)
• M40: 84,811,670 km (0.078 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 519.4

Radius: 6.7

Gravity: 11.57 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 13.1 AU - 18.06 AU

Year: 23167 Days

Day: 18.5 Hours

Environment

Temp: -189 °C

Axial Tilt: 42.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 43,367,062 km

• M1: 83,326 km (0.085 R)
• M2: 486,043 km (0.112 R)
• M3: 832,512 km (0.106 R)
• M4: 2,756,341 km (0.119 R)
• M5: 4,830,515 km (0.054 R)
• M6: 5,468,550 km (0.052 R)
• M7: 5,787,493 km (0.039 R)
• M8: 7,769,515 km (0.054 R)
• M9: 9,299,004 km (0.098 R)
• M10: 10,164,278 km (0.039 R)
• M11: 14,018,068 km (0.082 R)
• M12: 18,214,289 km (0.109 R)
• M13: 24,226,328 km (0.03 R)
• M14: 24,762,038 km (0.066 R)
• M15: 29,578,042 km (0.091 R)
• M16: 39,223,215 km (0.106 R)
• M17: 45,554,646 km (0.094 R)
• M18: 47,030,130 km (0.098 R)
• M19: 61,374,322 km (0.119 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 89.6

Radius: 6.3

Gravity: 2.26 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 13.39 AU - 18.33 AU

Year: 23795 Days

Day: 18.2 Hours

Environment

Temp: -195 °C

Axial Tilt: 25.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 43,367,062 km

• M1: 78,389 km (0.092 R)
• M2: 365,916 km (0.076 R)
• M3: 779,405 km (0.097 R)
• M4: 1,200,972 km (0.086 R)
• M5: 1,855,911 km (0.077 R)
• M6: 2,548,699 km (0.102 R)
• M7: 5,820,704 km (0.102 R)
• M8: 6,306,597 km (0.061 R)
• M9: 7,762,334 km (0.075 R)
• M10: 9,335,506 km (0.072 R)
• M11: 12,021,535 km (0.113 R)
• M12: 17,196,724 km (0.084 R)
• M13: 20,384,954 km (0.067 R)
• M14: 21,018,650 km (0.072 R)
• M15: 22,492,489 km (0.094 R)
• M16: 23,859,215 km (0.049 R)
• M17: 27,998,438 km (0.097 R)
• M18: 28,584,114 km (0.114 R)
• M19: 30,595,607 km (0.05 R)
• M20: 37,545,774 km (0.059 R)
• M21: 39,586,738 km (0.102 R)
• M22: 41,322,223 km (0.053 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 480 - 15,990 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit