🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.99

Radius: 1.32

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 0.44 AU - 0.6 AU

Year: 158 Days

Day: 19.5 Hours

Environment

Temp: 151 °C

Axial Tilt: 4.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.29

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 0.9 AU - 1.08 AU

Year: 415 Days

Day: 45.5 Hours

Environment

Temp: -36 °C

Axial Tilt: 22.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 38,803,763 km

• M1: 730,786 km (0.113 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.1

Radius: 0.4

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 0.78 AU - 1.28 AU

Year: 441 Days

Day: 20.9 Hours

Environment

Temp: -50 °C

Axial Tilt: 31.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 38,803,763 km

• M1: 9,425 km (0.031 R)
• M2: 183,407 km (0.119 R)

Asteroid Belt

Center: 3.94 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 6.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 429.8

Radius: 9.8

Gravity: 4.48 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 6.7 AU - 6.98 AU

Year: 7545 Days

Day: 15 Hours

Environment

Temp: -189 °C

Axial Tilt: 1.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 38,803,763 km

• M1: 127,457 km (0.059 R)
• M2: 497,712 km (0.084 R)
• M3: 923,019 km (0.099 R)
• M4: 1,441,974 km (0.089 R)
• M5: 1,952,103 km (0.108 R)
• M6: 2,668,527 km (0.069 R)
• M7: 3,128,241 km (0.083 R)
• M8: 4,804,635 km (0.087 R)
• M9: 5,369,367 km (0.038 R)
• M10: 7,046,209 km (0.069 R)
• M11: 9,775,922 km (0.075 R)
• M12: 12,404,655 km (0.076 R)
• M13: 14,303,800 km (0.05 R)
• M14: 14,821,858 km (0.063 R)
• M15: 15,472,010 km (0.12 R)
• M16: 17,277,357 km (0.112 R)
• M17: 21,301,989 km (0.092 R)
• M18: 23,690,319 km (0.105 R)
• M19: 27,643,443 km (0.07 R)
• M20: 27,999,037 km (0.099 R)
• M21: 31,433,505 km (0.104 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 671.1

Radius: 8.8

Gravity: 8.67 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 7.17 AU - 8.15 AU

Year: 8941 Days

Day: 14.5 Hours

Environment

Temp: -177 °C

Axial Tilt: 49.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 38,803,763 km

• M1: 121,025 km (0.118 R)
• M2: 436,227 km (0.054 R)
• M3: 996,322 km (0.12 R)
• M4: 1,567,337 km (0.063 R)
• M5: 2,200,285 km (0.104 R)
• M6: 3,374,928 km (0.073 R)
• M7: 3,662,754 km (0.098 R)
• M8: 4,343,724 km (0.082 R)
• M9: 4,862,978 km (0.087 R)
• M10: 5,422,773 km (0.118 R)
• M11: 6,487,162 km (0.107 R)
• M12: 7,244,277 km (0.108 R)
• M13: 9,629,615 km (0.079 R)
• M14: 14,090,623 km (0.078 R)
• M15: 15,487,718 km (0.044 R)
• M16: 17,681,571 km (0.086 R)
• M17: 18,629,273 km (0.092 R)
• M18: 20,309,557 km (0.11 R)
• M19: 20,784,829 km (0.108 R)
• M20: 21,511,575 km (0.092 R)
• M21: 22,422,776 km (0.094 R)
• M22: 23,969,020 km (0.109 R)
• M23: 25,768,981 km (0.071 R)
• M24: 26,326,233 km (0.09 R)
• M25: 30,350,416 km (0.087 R)
• M26: 31,601,653 km (0.103 R)
• M27: 34,992,588 km (0.117 R)
• M28: 35,447,066 km (0.09 R)
• M29: 40,335,326 km (0.107 R)
• M30: 40,709,769 km (0.1 R)
• M31: 42,358,936 km (0.07 R)
• M32: 44,184,180 km (0.12 R)

Planet 6 - Ice Giant

Semi-Major Axis: 12.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 77.6

Radius: 5.6

Gravity: 2.47 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 10.99 AU - 14.53 AU

Year: 19224 Days

Day: 21.4 Hours

Environment

Temp: -193 °C

Axial Tilt: 27.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 38,803,763 km

• M1: 70,461 km (0.11 R)
• M2: 387,010 km (0.074 R)
• M3: 797,805 km (0.102 R)
• M4: 1,007,242 km (0.109 R)
• M5: 1,198,877 km (0.091 R)
• M6: 1,564,943 km (0.117 R)
• M7: 2,258,479 km (0.117 R)
• M8: 2,536,133 km (0.117 R)
• M9: 2,975,053 km (0.068 R)
• M10: 3,418,611 km (0.054 R)
• M11: 5,159,930 km (0.097 R)
• M12: 6,456,195 km (0.113 R)
• M13: 6,802,514 km (0.095 R)
• M14: 8,557,746 km (0.102 R)
• M15: 15,410,525 km (0.069 R)
• M16: 16,792,959 km (0.071 R)
• M17: 17,848,821 km (0.103 R)
• M18: 20,019,337 km (0.114 R)
• M19: 21,585,776 km (0.089 R)
• M20: 23,474,000 km (0.11 R)
• M21: 23,962,587 km (0.041 R)
• M22: 24,708,332 km (0.115 R)
• M23: 26,596,257 km (0.08 R)
• M24: 28,486,127 km (0.06 R)
• M25: 29,135,382 km (0.085 R)
• M26: 29,889,505 km (0.08 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 24.5

Radius: 7.4

Gravity: 0.45 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 14.12 AU - 15.58 AU

Year: 24135 Days

Day: 15.2 Hours

Environment

Temp: -203 °C

Axial Tilt: 21.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 38,803,763 km

• M1: 93,947 km (0.112 R)
• M2: 423,362 km (0.069 R)
• M3: 668,254 km (0.12 R)
• M4: 1,055,413 km (0.105 R)
• M5: 2,638,757 km (0.118 R)
• M6: 3,146,791 km (0.099 R)
• M7: 4,908,007 km (0.091 R)
• M8: 6,058,265 km (0.088 R)
• M9: 8,919,474 km (0.097 R)
• M10: 9,518,464 km (0.081 R)
• M11: 10,885,489 km (0.065 R)
• M12: 16,700,358 km (0.078 R)
• M13: 16,999,704 km (0.08 R)
• M14: 17,919,581 km (0.119 R)
• M15: 22,075,410 km (0.03 R)
• M16: 26,263,402 km (0.067 R)
• M17: 27,242,670 km (0.1 R)
• M18: 27,825,054 km (0.095 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 56.6

Radius: 5.8

Gravity: 1.68 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 11.52 AU - 19.16 AU

Year: 25339 Days

Day: 15.7 Hours

Environment

Temp: -203 °C

Axial Tilt: 19.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 38,803,763 km

• M1: 72,106 km (0.116 R)
• M2: 313,408 km (0.087 R)
• M3: 2,495,592 km (0.043 R)
• M4: 3,130,186 km (0.096 R)
• M5: 3,648,842 km (0.091 R)
• M6: 7,020,778 km (0.106 R)
• M7: 7,590,147 km (0.115 R)
• M8: 8,148,746 km (0.112 R)
• M9: 13,130,654 km (0.1 R)
• M10: 16,543,131 km (0.03 R)
• M11: 17,892,504 km (0.115 R)
• M12: 22,298,460 km (0.087 R)
• M13: 26,376,797 km (0.057 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 527 - 12,351 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit