🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.29

Radius: 1.11

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 0.53 AU - 0.57 AU

Year: 263 Days

Day: 34.6 Hours

Environment

Temp: -129 °C

Axial Tilt: 15.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.18 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 590

Radius: 14.7

Gravity: 2.73 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 1.68 AU - 1.92 AU

Year: 1559 Days

Day: 14 Hours

Environment

Temp: -182 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 52,681,337 km

• M1: 184,155 km (0.103 R)
• M2: 642,523 km (0.081 R)
• M3: 1,100,592 km (0.116 R)
• M4: 1,811,481 km (0.115 R)
• M5: 2,470,908 km (0.102 R)
• M6: 3,213,512 km (0.114 R)
• M7: 3,695,367 km (0.067 R)
• M8: 5,548,585 km (0.06 R)
• M9: 6,413,560 km (0.087 R)
• M10: 6,929,074 km (0.036 R)
• M11: 8,499,104 km (0.104 R)
• M12: 9,092,110 km (0.11 R)
• M13: 10,098,754 km (0.11 R)
• M14: 10,561,909 km (0.104 R)
• M15: 11,039,276 km (0.05 R)
• M16: 12,672,436 km (0.073 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 752.2

Radius: 11

Gravity: 6.22 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 4.23 AU - 5.21 AU

Year: 6621 Days

Day: 6.8 Hours

Environment

Temp: -213 °C

Axial Tilt: 27.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 52,681,337 km

• M1: 137,780 km (0.108 R)
• M2: 764,744 km (0.116 R)
• M3: 1,107,473 km (0.063 R)
• M4: 1,607,878 km (0.065 R)
• M5: 2,032,736 km (0.036 R)
• M6: 3,154,421 km (0.038 R)
• M7: 8,181,208 km (0.074 R)
• M8: 9,057,253 km (0.071 R)
• M9: 11,802,374 km (0.089 R)
• M10: 13,933,396 km (0.066 R)
• M11: 15,304,161 km (0.066 R)
• M12: 16,762,890 km (0.058 R)
• M13: 20,849,904 km (0.042 R)
• M14: 22,720,027 km (0.11 R)
• M15: 24,110,689 km (0.04 R)
• M16: 30,146,514 km (0.106 R)
• M17: 32,025,763 km (0.119 R)
• M18: 34,086,922 km (0.106 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 604.7

Radius: 11.4

Gravity: 4.65 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 4.53 AU - 7.03 AU

Year: 8972 Days

Day: 11.4 Hours

Environment

Temp: -210 °C

Axial Tilt: 12.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 52,681,337 km

• M1: 141,968 km (0.097 R)
• M2: 908,508 km (0.093 R)
• M3: 1,578,407 km (0.089 R)
• M4: 1,985,313 km (0.089 R)
• M5: 2,462,680 km (0.088 R)
• M6: 4,291,514 km (0.113 R)
• M7: 5,567,434 km (0.119 R)
• M8: 6,488,808 km (0.038 R)
• M9: 7,005,219 km (0.097 R)
• M10: 8,078,734 km (0.075 R)
• M11: 9,442,917 km (0.085 R)
• M12: 9,818,707 km (0.057 R)
• M13: 10,600,206 km (0.118 R)
• M14: 12,964,151 km (0.112 R)
• M15: 13,606,226 km (0.097 R)
• M16: 15,988,272 km (0.057 R)
• M17: 16,658,620 km (0.105 R)
• M18: 17,487,841 km (0.111 R)
• M19: 18,562,702 km (0.098 R)
• M20: 19,004,764 km (0.037 R)
• M21: 23,051,386 km (0.058 R)
• M22: 23,734,301 km (0.107 R)
• M23: 24,695,467 km (0.105 R)
• M24: 28,702,595 km (0.106 R)
• M25: 30,808,634 km (0.069 R)
• M26: 33,339,531 km (0.113 R)
• M27: 35,778,575 km (0.057 R)
• M28: 36,234,549 km (0.115 R)
• M29: 41,508,622 km (0.081 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 357.8

Radius: 4.3

Gravity: 19.35 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 6.44 AU - 9.36 AU

Year: 14337 Days

Day: 17.8 Hours

Environment

Temp: -220 °C

Axial Tilt: 28.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 52,681,337 km

• M1: 53,556 km (0.074 R)
• M2: 1,831,527 km (0.086 R)
• M3: 2,303,059 km (0.105 R)
• M4: 3,075,134 km (0.119 R)
• M5: 3,334,686 km (0.061 R)
• M6: 4,258,453 km (0.074 R)
• M7: 5,208,998 km (0.115 R)
• M8: 6,255,884 km (0.1 R)
• M9: 6,868,038 km (0.034 R)
• M10: 12,785,831 km (0.092 R)
• M11: 18,277,120 km (0.111 R)
• M12: 22,089,472 km (0.117 R)
• M13: 24,043,220 km (0.073 R)
• M14: 25,250,176 km (0.089 R)
• M15: 29,529,872 km (0.112 R)
• M16: 30,590,072 km (0.102 R)
• M17: 32,227,570 km (0.051 R)
• M18: 32,786,169 km (0.077 R)
• M19: 35,202,773 km (0.058 R)
• M20: 35,914,410 km (0.113 R)
• M21: 45,077,728 km (0.118 R)
• M22: 47,194,388 km (0.065 R)
• M23: 48,204,623 km (0.069 R)
• M24: 48,350,032 km (0.083 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 314.7

Radius: 3

Gravity: 34.97 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 7.82 AU - 9.3 AU

Year: 16171 Days

Day: 19.7 Hours

Environment

Temp: -233 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 52,681,337 km

• M1: 38,147 km (0.036 R)
• M2: 212,579 km (0.082 R)
• M3: 681,418 km (0.066 R)
• M4: 1,096,253 km (0.05 R)
• M5: 1,398,441 km (0.109 R)
• M6: 1,850,526 km (0.118 R)
• M7: 2,412,864 km (0.036 R)
• M8: 2,765,616 km (0.11 R)
• M9: 2,920,450 km (0.1 R)
• M10: 3,034,443 km (0.083 R)
• M11: 3,247,471 km (0.109 R)
• M12: 3,572,397 km (0.061 R)
• M13: 3,863,814 km (0.078 R)
• M14: 4,029,419 km (0.094 R)
• M15: 7,660,757 km (0.107 R)
• M16: 7,878,123 km (0.07 R)
• M17: 10,762,819 km (0.049 R)
• M18: 10,980,633 km (0.088 R)
• M19: 12,408,844 km (0.084 R)
• M20: 15,282,918 km (0.105 R)
• M21: 18,107,775 km (0.113 R)
• M22: 21,690,494 km (0.117 R)
• M23: 22,037,861 km (0.085 R)
• M24: 24,200,298 km (0.089 R)
• M25: 25,912,146 km (0.102 R)
• M26: 26,205,059 km (0.103 R)
• M27: 37,528,720 km (0.099 R)
• M28: 42,193,780 km (0.067 R)
• M29: 43,007,144 km (0.056 R)
• M30: 47,814,023 km (0.079 R)
• M31: 49,143,798 km (0.091 R)
• M32: 49,742,638 km (0.068 R)
• M33: 50,954,980 km (0.104 R)

Asteroid Belt

Center: 9.1 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 9.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 243.5

Radius: 7

Gravity: 4.97 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 9.51 AU - 9.77 AU

Year: 19326 Days

Day: 22.1 Hours

Environment

Temp: -227 °C

Axial Tilt: 29.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 52,681,337 km

• M1: 88,562 km (0.109 R)
• M2: 436,527 km (0.05 R)
• M3: 870,061 km (0.093 R)
• M4: 1,088,175 km (0.108 R)
• M5: 1,464,862 km (0.09 R)
• M6: 2,135,958 km (0.116 R)
• M7: 3,159,208 km (0.112 R)
• M8: 3,503,881 km (0.088 R)
• M9: 5,409,309 km (0.079 R)
• M10: 9,878,546 km (0.113 R)
• M11: 13,426,858 km (0.08 R)
• M12: 15,276,486 km (0.083 R)
• M13: 20,631,342 km (0.059 R)
• M14: 21,922,072 km (0.078 R)
• M15: 27,015,281 km (0.079 R)
• M16: 28,768,718 km (0.066 R)
• M17: 31,037,818 km (0.113 R)
• M18: 32,959,852 km (0.099 R)
• M19: 33,191,130 km (0.115 R)
• M20: 36,173,513 km (0.116 R)
• M21: 39,329,879 km (0.104 R)
• M22: 39,720,628 km (0.026 R)
• M23: 42,255,265 km (0.118 R)
• M24: 43,215,683 km (0.084 R)
• M25: 43,910,565 km (0.113 R)
• M26: 49,588,403 km (0.119 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: 428 - 17,333 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit