🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.69

Radius: 1.69

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 0.54 AU - 0.58 AU

Year: 180 Days

Day: 30.2 Hours

Environment

Temp: 34 °C

Axial Tilt: 28.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.06

Radius: 1.02

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 0.8 AU - 1.28 AU

Year: 457 Days

Day: 42.4 Hours

Environment

Temp: -67 °C

Axial Tilt: 36.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.68

Radius: 1.48

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 1.37 AU - 1.45 AU

Year: 721 Days

Day: 33.7 Hours

Environment

Temp: -91 °C

Axial Tilt: 3.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.18 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 2.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 494.5

Radius: 12.7

Gravity: 3.07 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 2.56 AU - 3.32 AU

Year: 2170 Days

Day: 9.3 Hours

Environment

Temp: -131 °C

Axial Tilt: 8.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 70,643,083 km

• M1: 158,275 km (0.113 R)
• M2: 598,242 km (0.115 R)
• M3: 1,256,473 km (0.096 R)
• M4: 2,813,786 km (0.025 R)
• M5: 4,339,834 km (0.07 R)
• M6: 4,905,763 km (0.099 R)
• M7: 5,497,572 km (0.064 R)
• M8: 6,746,116 km (0.12 R)
• M9: 7,678,111 km (0.082 R)
• M10: 8,508,528 km (0.109 R)
• M11: 9,696,784 km (0.067 R)
• M12: 10,811,139 km (0.112 R)
• M13: 12,125,655 km (0.113 R)
• M14: 12,720,606 km (0.026 R)
• M15: 14,184,870 km (0.083 R)
• M16: 14,935,403 km (0.114 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 302.1

Radius: 10.5

Gravity: 2.74 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 5.39 AU - 7.87 AU

Year: 7348 Days

Day: 8.1 Hours

Environment

Temp: -173 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 70,643,083 km

• M1: 130,749 km (0.118 R)
• M2: 587,321 km (0.087 R)
• M3: 1,345,184 km (0.087 R)
• M4: 1,981,424 km (0.088 R)
• M5: 3,381,510 km (0.076 R)
• M6: 4,241,997 km (0.071 R)
• M7: 5,783,454 km (0.087 R)
• M8: 7,011,203 km (0.034 R)
• M9: 9,596,703 km (0.069 R)
• M10: 15,504,024 km (0.102 R)
• M11: 25,412,041 km (0.054 R)
• M12: 29,269,422 km (0.067 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 35.4

Radius: 12.2

Gravity: 0.24 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 6.84 AU - 8.26 AU

Year: 8930 Days

Day: 7.7 Hours

Environment

Temp: -191 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 70,643,083 km

• M1: 152,739 km (0.089 R)
• M2: 714,928 km (0.118 R)
• M3: 1,307,336 km (0.1 R)
• M4: 2,327,892 km (0.078 R)
• M5: 3,110,589 km (0.115 R)
• M6: 3,503,732 km (0.092 R)
• M7: 4,825,279 km (0.117 R)
• M8: 7,410,031 km (0.086 R)
• M9: 11,292,994 km (0.102 R)
• M10: 12,554,702 km (0.075 R)
• M11: 15,403,494 km (0.09 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 700.7

Radius: 6.3

Gravity: 17.65 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 9.56 AU - 10.48 AU

Year: 13653 Days

Day: 21.1 Hours

Environment

Temp: -195 °C

Axial Tilt: 9.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 70,643,083 km

• M1: 84,074 km (0.093 R)
• M2: 401,969 km (0.088 R)
• M3: 940,671 km (0.097 R)
• M4: 1,339,948 km (0.116 R)
• M5: 2,473,750 km (0.099 R)
• M6: 3,626,701 km (0.074 R)
• M7: 4,169,442 km (0.094 R)
• M8: 5,032,173 km (0.085 R)
• M9: 5,894,007 km (0.093 R)
• M10: 7,104,852 km (0.07 R)
• M11: 9,270,430 km (0.114 R)
• M12: 10,841,507 km (0.08 R)
• M13: 11,481,337 km (0.066 R)
• M14: 15,785,418 km (0.043 R)
• M15: 18,660,689 km (0.088 R)
• M16: 18,908,124 km (0.042 R)
• M17: 20,701,653 km (0.075 R)
• M18: 24,034,992 km (0.041 R)
• M19: 27,816,378 km (0.115 R)
• M20: 29,012,861 km (0.104 R)
• M21: 29,791,818 km (0.068 R)
• M22: 30,016,962 km (0.117 R)
• M23: 34,885,475 km (0.086 R)
• M24: 35,639,299 km (0.111 R)
• M25: 39,981,228 km (0.104 R)
• M26: 40,392,622 km (0.11 R)
• M27: 40,945,386 km (0.108 R)
• M28: 43,931,060 km (0.084 R)
• M29: 45,850,251 km (0.119 R)
• M30: 46,451,934 km (0.12 R)
• M31: 46,754,720 km (0.051 R)
• M32: 48,133,414 km (0.043 R)
• M33: 48,598,963 km (0.053 R)
• M34: 51,617,399 km (0.072 R)
• M35: 52,924,884 km (0.074 R)

Asteroid Belt

Center: 11.45 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 12.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 442.5

Radius: 5.3

Gravity: 15.75 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 9.99 AU - 15.75 AU

Year: 19874 Days

Day: 15.5 Hours

Environment

Temp: -196 °C

Axial Tilt: 46.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 70,643,083 km

• M1: 89,310 km (0.117 R)
• M2: 257,308 km (0.084 R)
• M3: 493,823 km (0.11 R)
• M4: 1,311,375 km (0.104 R)
• M5: 1,487,003 km (0.087 R)
• M6: 2,396,109 km (0.108 R)
• M7: 3,656,322 km (0.043 R)
• M8: 4,575,600 km (0.119 R)
• M9: 6,434,952 km (0.071 R)
• M10: 7,122,953 km (0.05 R)
• M11: 8,098,780 km (0.107 R)
• M12: 10,198,536 km (0.1 R)
• M13: 15,811,897 km (0.112 R)
• M14: 18,622,392 km (0.092 R)
• M15: 18,877,755 km (0.1 R)
• M16: 19,221,830 km (0.101 R)
• M17: 25,104,467 km (0.088 R)
• M18: 30,998,175 km (0.097 R)
• M19: 40,108,386 km (0.067 R)
• M20: 42,562,240 km (0.081 R)
• M21: 49,537,241 km (0.04 R)
• M22: 50,191,731 km (0.096 R)
• M23: 50,521,146 km (0.091 R)
• M24: 52,189,910 km (0.067 R)
• M25: 52,358,806 km (0.096 R)
• M26: 57,415,962 km (0.089 R)
• M27: 61,462,734 km (0.077 R)
• M28: 63,171,740 km (0.1 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 532.5

Radius: 5.9

Gravity: 15.3 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 9.97 AU - 16.13 AU

Year: 20293 Days

Day: 15.5 Hours

Environment

Temp: -209 °C

Axial Tilt: 8.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 70,643,083 km

• M1: 73,602 km (0.118 R)
• M2: 341,233 km (0.076 R)
• M3: 1,012,778 km (0.111 R)
• M4: 1,672,803 km (0.116 R)
• M5: 2,495,891 km (0.084 R)
• M6: 3,177,459 km (0.099 R)
• M7: 4,007,129 km (0.068 R)
• M8: 4,291,813 km (0.065 R)
• M9: 5,153,796 km (0.1 R)
• M10: 5,645,076 km (0.115 R)
• M11: 6,590,235 km (0.098 R)
• M12: 10,226,810 km (0.07 R)
• M13: 11,371,832 km (0.107 R)
• M14: 22,656,598 km (0.106 R)
• M15: 26,633,507 km (0.117 R)
• M16: 34,603,334 km (0.12 R)
• M17: 38,841,142 km (0.105 R)
• M18: 39,988,259 km (0.113 R)
• M19: 42,651,699 km (0.092 R)
• M20: 44,026,653 km (0.118 R)
• M21: 49,488,172 km (0.116 R)
• M22: 54,134,084 km (0.086 R)
• M23: 64,679,836 km (0.106 R)
• M24: 69,589,788 km (0.03 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 171 - 10,594 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit