🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.36

Radius: 1.62

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 0.58 AU - 0.64 AU

Year: 179 Days

Day: 42.2 Hours

Environment

Temp: 159 °C

Axial Tilt: 21.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 66,781,916 km

• M1: 47,423 km (0.062 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.19

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 1.07 AU - 1.37 AU

Year: 505 Days

Day: 21.8 Hours

Environment

Temp: -9 °C

Axial Tilt: 24.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 66,781,916 km

• M1: 242,648 km (0.107 R)
• M2: 665,411 km (0.084 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.26

Radius: 1.1

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 1.91 AU - 1.99 AU

Year: 1020 Days

Day: 35.1 Hours

Environment

Temp: -68 °C

Axial Tilt: 34.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 66,781,916 km

• M1: 1,248,843 km (0.074 R)

Asteroid Belt

Center: 3.7 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 198.8

Radius: 13.9

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 5.17 AU - 5.73 AU

Year: 4768 Days

Day: 9.3 Hours

Environment

Temp: -154 °C

Axial Tilt: 23.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 66,781,916 km

• M1: 174,132 km (0.071 R)
• M2: 621,878 km (0.066 R)
• M3: 1,060,948 km (0.091 R)
• M4: 2,165,728 km (0.064 R)
• M5: 3,331,844 km (0.107 R)
• M6: 4,075,196 km (0.057 R)
• M7: 4,529,824 km (0.101 R)
• M8: 5,041,448 km (0.104 R)
• M9: 5,792,430 km (0.104 R)
• M10: 6,235,239 km (0.044 R)
• M11: 7,518,191 km (0.088 R)
• M12: 8,110,000 km (0.066 R)
• M13: 8,834,203 km (0.096 R)
• M14: 11,307,953 km (0.104 R)
• M15: 13,298,652 km (0.072 R)
• M16: 14,166,320 km (0.097 R)
• M17: 14,685,724 km (0.114 R)
• M18: 16,578,586 km (0.108 R)
• M19: 19,253,396 km (0.108 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 565

Radius: 14.3

Gravity: 2.76 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 5.44 AU - 8.6 AU

Year: 6970 Days

Day: 6.2 Hours

Environment

Temp: -170 °C

Axial Tilt: 19.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 66,781,916 km

• M1: 178,021 km (0.108 R)
• M2: 740,509 km (0.114 R)
• M3: 1,319,154 km (0.064 R)
• M4: 1,764,208 km (0.104 R)
• M5: 2,934,512 km (0.079 R)
• M6: 3,875,034 km (0.104 R)
• M7: 4,814,508 km (0.075 R)
• M8: 7,848,652 km (0.099 R)
• M9: 10,424,728 km (0.074 R)
• M10: 11,184,685 km (0.107 R)
• M11: 12,083,319 km (0.071 R)
• M12: 13,137,984 km (0.117 R)
• M13: 14,310,383 km (0.113 R)
• M14: 17,251,178 km (0.116 R)
• M15: 17,978,074 km (0.096 R)
• M16: 18,519,468 km (0.119 R)
• M17: 19,002,221 km (0.074 R)
• M18: 20,574,046 km (0.087 R)
• M19: 21,241,551 km (0.119 R)
• M20: 22,463,766 km (0.112 R)
• M21: 26,239,167 km (0.07 R)
• M22: 30,228,195 km (0.065 R)
• M23: 31,091,225 km (0.1 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 971.1

Radius: 8.3

Gravity: 14.1 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 7.44 AU - 8.92 AU

Year: 8767 Days

Day: 12.9 Hours

Environment

Temp: -179 °C

Axial Tilt: 26.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 66,781,916 km

• M1: 103,223 km (0.116 R)
• M2: 395,088 km (0.089 R)
• M3: 1,008,888 km (0.119 R)
• M4: 1,486,105 km (0.113 R)
• M5: 2,054,876 km (0.072 R)
• M6: 2,516,386 km (0.09 R)
• M7: 3,182,994 km (0.08 R)
• M8: 3,855,137 km (0.115 R)
• M9: 5,615,006 km (0.115 R)
• M10: 7,725,384 km (0.117 R)
• M11: 8,159,217 km (0.079 R)
• M12: 8,701,061 km (0.033 R)
• M13: 9,607,923 km (0.075 R)
• M14: 10,471,402 km (0.045 R)
• M15: 11,275,491 km (0.114 R)
• M16: 14,448,013 km (0.071 R)
• M17: 17,720,017 km (0.098 R)
• M18: 19,172,613 km (0.092 R)
• M19: 20,702,849 km (0.08 R)
• M20: 21,540,149 km (0.056 R)
• M21: 22,053,120 km (0.104 R)
• M22: 23,731,907 km (0.097 R)
• M23: 25,589,165 km (0.113 R)
• M24: 26,650,861 km (0.049 R)
• M25: 31,410,766 km (0.107 R)
• M26: 36,225,424 km (0.051 R)
• M27: 36,708,026 km (0.104 R)
• M28: 44,887,439 km (0.103 R)
• M29: 45,865,062 km (0.036 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 653.9

Radius: 13.8

Gravity: 3.43 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 8.9 AU - 9.04 AU

Year: 10067 Days

Day: 6.7 Hours

Environment

Temp: -168 °C

Axial Tilt: 42.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 66,781,916 km

• M1: 172,486 km (0.106 R)
• M2: 731,534 km (0.083 R)
• M3: 1,359,845 km (0.092 R)
• M4: 2,804,661 km (0.112 R)
• M5: 4,362,274 km (0.073 R)
• M6: 4,829,618 km (0.065 R)
• M7: 5,461,220 km (0.109 R)
• M8: 8,378,528 km (0.07 R)
• M9: 9,198,623 km (0.118 R)
• M10: 10,121,792 km (0.082 R)
• M11: 12,496,359 km (0.084 R)
• M12: 14,062,948 km (0.087 R)
• M13: 14,893,515 km (0.055 R)
• M14: 16,793,857 km (0.112 R)
• M15: 18,098,051 km (0.082 R)
• M16: 19,546,757 km (0.117 R)
• M17: 22,415,745 km (0.067 R)
• M18: 25,836,899 km (0.11 R)
• M19: 26,985,960 km (0.111 R)
• M20: 27,573,132 km (0.105 R)
• M21: 28,268,911 km (0.069 R)
• M22: 29,283,185 km (0.113 R)
• M23: 30,426,711 km (0.116 R)
• M24: 31,816,326 km (0.069 R)
• M25: 40,161,493 km (0.063 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.36 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 181.8

Radius: 3.6

Gravity: 14.03 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 17.21 AU - 21.51 AU

Year: 31922 Days

Day: 15.5 Hours

Environment

Temp: -203 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 66,781,916 km

• M1: 45,029 km (0.112 R)
• M2: 323,281 km (0.113 R)
• M3: 488,287 km (0.111 R)
• M4: 1,190,949 km (0.082 R)
• M5: 2,531,346 km (0.093 R)
• M6: 3,564,169 km (0.11 R)
• M7: 3,882,962 km (0.05 R)
• M8: 8,588,713 km (0.119 R)
• M9: 10,036,671 km (0.081 R)
• M10: 10,495,188 km (0.09 R)
• M11: 11,027,457 km (0.113 R)
• M12: 12,469,132 km (0.113 R)
• M13: 19,231,405 km (0.049 R)
• M14: 22,739,924 km (0.11 R)
• M15: 25,476,817 km (0.068 R)
• M16: 30,157,734 km (0.119 R)
• M17: 48,211,205 km (0.095 R)
• M18: 56,007,947 km (0.081 R)
• M19: 57,989,371 km (0.116 R)
• M20: 65,984,330 km (0.094 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: 444 - 16,290 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit