🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.25

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 0.43 AU - 0.65 AU

Year: 149 Days

Day: 12.5 Hours

Environment

Temp: 193 °C

Axial Tilt: 35.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 85,115,438 km

• M1: 410,796 km (0.085 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.59

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 0.81 AU - 0.97 AU

Year: 315 Days

Day: 27.7 Hours

Environment

Temp: 33 °C

Axial Tilt: 36.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 85,115,438 km

• M1: 62,083 km (0.045 R)

Asteroid Belt

Center: 2.9 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 4.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 16.5

Radius: 10.8

Gravity: 0.14 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 3.99 AU - 5.81 AU

Year: 4065 Days

Day: 9.5 Hours

Environment

Temp: -147 °C

Axial Tilt: 16.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 85,115,438 km

• M1: 134,788 km (0.096 R)
• M2: 1,195,586 km (0.115 R)
• M3: 2,221,528 km (0.102 R)
• M4: 2,704,580 km (0.091 R)
• M5: 3,567,460 km (0.065 R)
• M6: 3,997,853 km (0.086 R)
• M7: 4,478,362 km (0.096 R)
• M8: 5,064,786 km (0.084 R)
• M9: 6,391,270 km (0.047 R)
• M10: 6,756,438 km (0.096 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 570.4

Radius: 11.3

Gravity: 4.47 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 4.66 AU - 5.88 AU

Year: 4534 Days

Day: 13.5 Hours

Environment

Temp: -137 °C

Axial Tilt: 9.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 85,115,438 km

• M1: 141,968 km (0.032 R)
• M2: 525,089 km (0.109 R)
• M3: 991,834 km (0.089 R)
• M4: 1,616,106 km (0.069 R)
• M5: 1,991,896 km (0.115 R)
• M6: 3,198,103 km (0.109 R)
• M7: 3,672,777 km (0.084 R)
• M8: 4,148,947 km (0.034 R)
• M9: 4,617,338 km (0.088 R)
• M10: 6,728,463 km (0.031 R)
• M11: 7,511,608 km (0.08 R)
• M12: 7,890,390 km (0.097 R)
• M13: 9,495,725 km (0.072 R)
• M14: 10,228,605 km (0.11 R)
• M15: 13,593,061 km (0.074 R)
• M16: 14,471,200 km (0.085 R)
• M17: 15,059,270 km (0.108 R)
• M18: 15,943,094 km (0.077 R)
• M19: 19,246,514 km (0.114 R)
• M20: 21,296,753 km (0.033 R)
• M21: 23,053,032 km (0.084 R)
• M22: 24,828,011 km (0.069 R)
• M23: 25,982,607 km (0.086 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 752.4

Radius: 8.2

Gravity: 11.19 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 5.08 AU - 8.44 AU

Year: 6586 Days

Day: 8.6 Hours

Environment

Temp: -164 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 85,115,438 km

• M1: 102,475 km (0.116 R)
• M2: 391,797 km (0.117 R)
• M3: 861,684 km (0.092 R)
• M4: 1,203,515 km (0.11 R)
• M5: 1,530,985 km (0.08 R)
• M6: 1,873,115 km (0.109 R)
• M7: 3,459,152 km (0.109 R)
• M8: 3,978,406 km (0.099 R)
• M9: 4,713,231 km (0.101 R)
• M10: 7,424,542 km (0.079 R)
• M11: 8,288,171 km (0.071 R)
• M12: 9,217,323 km (0.105 R)
• M13: 9,616,750 km (0.077 R)
• M14: 10,027,844 km (0.095 R)
• M15: 10,546,051 km (0.072 R)
• M16: 11,131,428 km (0.084 R)
• M17: 11,432,269 km (0.043 R)
• M18: 11,790,107 km (0.068 R)
• M19: 12,744,392 km (0.057 R)
• M20: 14,507,403 km (0.067 R)
• M21: 15,540,376 km (0.094 R)
• M22: 17,481,558 km (0.112 R)
• M23: 20,388,395 km (0.116 R)
• M24: 21,450,539 km (0.108 R)
• M25: 23,602,505 km (0.114 R)
• M26: 28,516,945 km (0.079 R)
• M27: 30,718,876 km (0.041 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 753.6

Radius: 14.5

Gravity: 3.58 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 8.61 AU - 9.33 AU

Year: 10067 Days

Day: 14.9 Hours

Environment

Temp: -168 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 85,115,438 km

• M1: 180,265 km (0.094 R)
• M2: 679,474 km (0.026 R)
• M3: 1,267,543 km (0.114 R)
• M4: 2,025,555 km (0.059 R)
• M5: 2,529,700 km (0.101 R)
• M6: 3,140,658 km (0.118 R)
• M7: 4,200,858 km (0.082 R)
• M8: 5,063,888 km (0.049 R)
• M9: 5,521,508 km (0.084 R)
• M10: 7,978,653 km (0.098 R)
• M11: 9,018,059 km (0.064 R)
• M12: 9,943,322 km (0.079 R)
• M13: 11,421,349 km (0.032 R)
• M14: 13,593,360 km (0.093 R)
• M15: 16,378,872 km (0.031 R)
• M16: 17,167,104 km (0.095 R)
• M17: 17,905,519 km (0.058 R)
• M18: 22,178,632 km (0.116 R)
• M19: 25,536,656 km (0.065 R)
• M20: 32,233,105 km (0.114 R)
• M21: 32,904,650 km (0.11 R)
• M22: 34,508,190 km (0.093 R)
• M23: 37,746,834 km (0.026 R)
• M24: 43,179,630 km (0.101 R)
• M25: 45,941,057 km (0.069 R)
• M26: 49,704,341 km (0.095 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 178.3

Radius: 11.9

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 11.12 AU - 11.98 AU

Year: 14710 Days

Day: 7.3 Hours

Environment

Temp: -181 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 85,115,438 km

• M1: 148,401 km (0.062 R)
• M2: 603,179 km (0.092 R)
• M3: 977,173 km (0.108 R)
• M4: 1,526,945 km (0.088 R)
• M5: 2,049,940 km (0.069 R)
• M6: 2,806,755 km (0.075 R)
• M7: 3,416,516 km (0.076 R)
• M8: 4,646,959 km (0.108 R)
• M9: 5,441,024 km (0.108 R)
• M10: 5,952,948 km (0.112 R)
• M11: 7,451,320 km (0.082 R)
• M12: 7,842,519 km (0.108 R)
• M13: 8,330,058 km (0.065 R)
• M14: 10,103,092 km (0.107 R)
• M15: 12,384,609 km (0.114 R)
• M16: 12,768,029 km (0.116 R)
• M17: 13,272,772 km (0.079 R)
• M18: 15,052,239 km (0.089 R)
• M19: 16,454,569 km (0.109 R)
• M20: 19,224,673 km (0.101 R)
• M21: 23,107,037 km (0.058 R)
• M22: 24,366,651 km (0.093 R)
• M23: 25,057,045 km (0.108 R)
• M24: 28,043,018 km (0.119 R)
• M25: 29,670,494 km (0.112 R)
• M26: 31,766,509 km (0.08 R)
• M27: 35,366,732 km (0.104 R)
• M28: 37,378,674 km (0.072 R)
• M29: 39,584,195 km (0.117 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 724.5

Radius: 7.3

Gravity: 13.6 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 14.65 AU - 14.77 AU

Year: 21142 Days

Day: 20.1 Hours

Environment

Temp: -187 °C

Axial Tilt: 16 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 85,115,438 km

• M1: 92,152 km (0.084 R)
• M2: 514,168 km (0.064 R)
• M3: 1,725,761 km (0.106 R)
• M4: 2,348,387 km (0.095 R)
• M5: 2,900,553 km (0.049 R)
• M6: 3,333,489 km (0.073 R)
• M7: 4,500,203 km (0.105 R)
• M8: 5,875,756 km (0.098 R)
• M9: 9,429,453 km (0.117 R)
• M10: 10,015,428 km (0.102 R)
• M11: 12,054,148 km (0.115 R)
• M12: 13,314,809 km (0.06 R)
• M13: 14,278,518 km (0.09 R)
• M14: 15,367,441 km (0.108 R)
• M15: 15,607,845 km (0.111 R)
• M16: 16,178,411 km (0.072 R)
• M17: 17,622,031 km (0.116 R)
• M18: 19,428,126 km (0.108 R)
• M19: 21,854,753 km (0.087 R)
• M20: 24,367,548 km (0.034 R)
• M21: 27,417,699 km (0.053 R)
• M22: 36,349,291 km (0.106 R)
• M23: 41,388,046 km (0.115 R)
• M24: 43,272,082 km (0.104 R)
• M25: 44,235,193 km (0.103 R)
• M26: 45,048,706 km (0.108 R)
• M27: 48,574,279 km (0.07 R)
• M28: 52,641,995 km (0.061 R)
• M29: 58,476,012 km (0.061 R)
• M30: 64,102,987 km (0.067 R)
• M31: 64,518,270 km (0.09 R)
• M32: 64,935,200 km (0.092 R)
• M33: 68,552,626 km (0.039 R)
• M34: 69,204,723 km (0.085 R)
• M35: 76,652,154 km (0.09 R)
• M36: 78,061,216 km (0.084 R)
• M37: 80,207,048 km (0.108 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 839.1

Radius: 6.6

Gravity: 19.26 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 13.49 AU - 16.15 AU

Year: 21380 Days

Day: 18.2 Hours

Environment

Temp: -204 °C

Axial Tilt: 22.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 85,115,438 km

• M1: 128,953 km (0.043 R)
• M2: 380,727 km (0.07 R)
• M3: 1,012,478 km (0.081 R)
• M4: 1,525,449 km (0.05 R)
• M5: 1,869,824 km (0.046 R)
• M6: 2,471,058 km (0.094 R)
• M7: 4,711,286 km (0.066 R)
• M8: 5,010,631 km (0.112 R)
• M9: 5,362,635 km (0.113 R)
• M10: 7,227,223 km (0.076 R)
• M11: 13,103,277 km (0.115 R)
• M12: 14,384,434 km (0.075 R)
• M13: 16,587,412 km (0.112 R)
• M14: 21,854,753 km (0.103 R)
• M15: 22,688,013 km (0.109 R)
• M16: 24,307,260 km (0.069 R)
• M17: 25,428,646 km (0.082 R)
• M18: 26,002,055 km (0.055 R)
• M19: 26,583,990 km (0.069 R)
• M20: 30,132,302 km (0.081 R)
• M21: 35,812,234 km (0.041 R)
• M22: 42,166,254 km (0.086 R)
• M23: 42,646,912 km (0.116 R)
• M24: 50,122,617 km (0.061 R)
• M25: 80,605,726 km (0.116 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 183 - 12,810 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit