🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.03

Radius: 1.33

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 0.7 AU - 0.74 AU

Year: 265 Days

Day: 25.6 Hours

Environment

Temp: -16 °C

Axial Tilt: 9.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 2.76 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 4.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 749.1

Radius: 11

Gravity: 6.19 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 3.62 AU - 5.96 AU

Year: 4544 Days

Day: 10.3 Hours

Environment

Temp: -173 °C

Axial Tilt: 10.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 67,459,233 km

• M1: 137,780 km (0.091 R)
• M2: 569,369 km (0.043 R)
• M3: 1,036,264 km (0.04 R)
• M4: 1,596,508 km (0.104 R)
• M5: 4,437,671 km (0.044 R)
• M6: 5,404,672 km (0.087 R)
• M7: 6,013,086 km (0.118 R)
• M8: 7,505,624 km (0.056 R)
• M9: 8,680,566 km (0.069 R)
• M10: 9,032,271 km (0.107 R)
• M11: 9,556,910 km (0.089 R)
• M12: 10,187,465 km (0.104 R)
• M13: 10,579,113 km (0.087 R)
• M14: 12,890,250 km (0.07 R)
• M15: 13,348,618 km (0.047 R)
• M16: 13,818,056 km (0.085 R)
• M17: 14,679,590 km (0.112 R)
• M18: 17,479,763 km (0.087 R)
• M19: 19,599,864 km (0.119 R)
• M20: 20,206,633 km (0.083 R)
• M21: 21,105,118 km (0.078 R)
• M22: 21,457,720 km (0.073 R)
• M23: 23,884,497 km (0.079 R)
• M24: 25,600,534 km (0.11 R)
• M25: 27,480,979 km (0.042 R)

Planet 3 - Gas Giant

Semi-Major Axis: 6.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 789.4

Radius: 9.6

Gravity: 8.57 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 5.47 AU - 6.75 AU

Year: 6547 Days

Day: 10.4 Hours

Environment

Temp: -187 °C

Axial Tilt: 5.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 67,459,233 km

• M1: 120,576 km (0.041 R)
• M2: 635,043 km (0.09 R)
• M3: 1,040,603 km (0.081 R)
• M4: 1,501,514 km (0.074 R)
• M5: 2,500,528 km (0.086 R)
• M6: 2,897,711 km (0.097 R)
• M7: 4,167,198 km (0.073 R)
• M8: 4,645,163 km (0.113 R)
• M9: 5,522,555 km (0.106 R)
• M10: 6,199,934 km (0.063 R)
• M11: 7,680,953 km (0.04 R)
• M12: 11,077,124 km (0.056 R)
• M13: 11,632,431 km (0.063 R)
• M14: 13,130,056 km (0.107 R)
• M15: 16,634,086 km (0.111 R)
• M16: 17,095,297 km (0.106 R)
• M17: 22,585,838 km (0.087 R)
• M18: 25,162,960 km (0.092 R)
• M19: 30,992,640 km (0.047 R)
• M20: 31,490,501 km (0.104 R)
• M21: 34,591,067 km (0.105 R)
• M22: 35,886,285 km (0.048 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 324.3

Radius: 8.9

Gravity: 4.09 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 6.44 AU - 6.82 AU

Year: 7400 Days

Day: 9.1 Hours

Environment

Temp: -179 °C

Axial Tilt: 21 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 67,459,233 km

• M1: 110,702 km (0.07 R)
• M2: 500,854 km (0.084 R)
• M3: 861,085 km (0.066 R)
• M4: 1,628,373 km (0.12 R)
• M5: 2,448,468 km (0.062 R)
• M6: 2,998,241 km (0.099 R)
• M7: 4,721,907 km (0.109 R)
• M8: 7,944,993 km (0.109 R)
• M9: 9,434,839 km (0.099 R)
• M10: 15,702,690 km (0.041 R)
• M11: 18,354,462 km (0.114 R)
• M12: 18,878,802 km (0.085 R)
• M13: 24,291,104 km (0.051 R)
• M14: 26,138,039 km (0.117 R)
• M15: 27,053,578 km (0.117 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 349.8

Radius: 7.9

Gravity: 5.6 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 10.48 AU - 11.28 AU

Year: 15556 Days

Day: 23.7 Hours

Environment

Temp: -195 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 67,459,233 km

• M1: 98,286 km (0.112 R)
• M2: 397,631 km (0.116 R)
• M3: 807,978 km (0.05 R)
• M4: 1,165,966 km (0.107 R)
• M5: 1,456,934 km (0.12 R)
• M6: 2,318,318 km (0.117 R)
• M7: 2,677,652 km (0.103 R)
• M8: 3,005,272 km (0.099 R)
• M9: 3,334,985 km (0.113 R)
• M10: 3,794,251 km (0.045 R)
• M11: 4,353,298 km (0.062 R)
• M12: 6,670,868 km (0.106 R)
• M13: 7,192,666 km (0.101 R)
• M14: 9,114,250 km (0.104 R)
• M15: 9,909,363 km (0.067 R)
• M16: 10,858,113 km (0.077 R)
• M17: 11,298,828 km (0.069 R)
• M18: 12,215,863 km (0.111 R)
• M19: 14,067,585 km (0.098 R)
• M20: 17,858,994 km (0.114 R)
• M21: 19,743,628 km (0.078 R)
• M22: 20,152,329 km (0.111 R)
• M23: 25,218,760 km (0.12 R)
• M24: 27,788,253 km (0.119 R)
• M25: 28,198,451 km (0.102 R)
• M26: 29,136,130 km (0.102 R)
• M27: 36,781,030 km (0.1 R)
• M28: 38,404,616 km (0.081 R)
• M29: 40,467,870 km (0.105 R)
• M30: 45,947,041 km (0.12 R)

Planet 6 - Ice Giant

Semi-Major Axis: 11.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 330.3

Radius: 7.1

Gravity: 6.55 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 9.68 AU - 13.6 AU

Year: 17214 Days

Day: 19.1 Hours

Environment

Temp: -207 °C

Axial Tilt: 23 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 67,459,233 km

• M1: 89,011 km (0.088 R)
• M2: 334,800 km (0.098 R)
• M3: 623,973 km (0.085 R)
• M4: 1,091,316 km (0.071 R)
• M5: 1,416,542 km (0.11 R)
• M6: 2,225,568 km (0.074 R)
• M7: 2,709,367 km (0.074 R)
• M8: 4,024,931 km (0.119 R)
• M9: 4,902,322 km (0.101 R)
• M10: 5,438,032 km (0.093 R)
• M11: 6,012,039 km (0.112 R)
• M12: 7,154,369 km (0.087 R)
• M13: 7,536,591 km (0.108 R)
• M14: 7,932,427 km (0.096 R)
• M15: 10,990,208 km (0.108 R)
• M16: 13,437,928 km (0.025 R)
• M17: 15,027,705 km (0.094 R)
• M18: 20,122,709 km (0.09 R)
• M19: 31,131,018 km (0.075 R)
• M20: 36,445,332 km (0.1 R)
• M21: 36,944,989 km (0.098 R)
• M22: 38,730,141 km (0.101 R)
• M23: 39,512,538 km (0.104 R)
• M24: 41,514,456 km (0.12 R)
• M25: 48,374,117 km (0.062 R)
• M26: 49,281,428 km (0.092 R)
• M27: 49,739,198 km (0.053 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.4 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 533

Radius: 4.9

Gravity: 22.2 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 12.05 AU - 12.75 AU

Year: 18928 Days

Day: 24.9 Hours

Environment

Temp: -203 °C

Axial Tilt: 100 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 67,459,233 km

• M1: 87,216 km (0.078 R)
• M2: 245,939 km (0.101 R)
• M3: 454,030 km (0.118 R)
• M4: 1,052,122 km (0.114 R)
• M5: 1,245,552 km (0.096 R)
• M6: 1,721,722 km (0.1 R)
• M7: 2,207,915 km (0.066 R)
• M8: 4,706,050 km (0.063 R)
• M9: 5,419,632 km (0.059 R)
• M10: 5,763,108 km (0.045 R)
• M11: 7,893,532 km (0.111 R)
• M12: 8,235,512 km (0.084 R)
• M13: 8,435,226 km (0.11 R)
• M14: 8,844,525 km (0.114 R)
• M15: 9,869,570 km (0.1 R)
• M16: 10,038,316 km (0.109 R)
• M17: 10,851,680 km (0.078 R)
• M18: 12,477,061 km (0.083 R)
• M19: 13,279,354 km (0.067 R)
• M20: 14,329,681 km (0.074 R)
• M21: 18,146,371 km (0.114 R)
• M22: 20,422,802 km (0.115 R)
• M23: 21,159,721 km (0.116 R)
• M24: 24,696,813 km (0.062 R)
• M25: 27,817,574 km (0.091 R)
• M26: 32,291,598 km (0.089 R)
• M27: 32,663,947 km (0.114 R)
• M28: 40,581,564 km (0.101 R)
• M29: 41,598,231 km (0.051 R)
• M30: 42,780,653 km (0.106 R)
• M31: 49,522,580 km (0.099 R)
• M32: 49,687,287 km (0.093 R)
• M33: 52,031,486 km (0.071 R)
• M34: 54,799,495 km (0.092 R)
• M35: 55,684,367 km (0.108 R)
• M36: 56,758,629 km (0.119 R)
• M37: 60,627,230 km (0.097 R)
• M38: 62,529,666 km (0.065 R)
• M39: 64,275,623 km (0.117 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 232 - 16,458 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit