🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.21

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 0.53 AU - 0.63 AU

Year: 166 Days

Day: 29.4 Hours

Environment

Temp: 208 °C

Axial Tilt: 35.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 50,590,092 km

• M1: 44,730 km (0.116 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.05

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 1.14 AU - 1.5 AU

Year: 568 Days

Day: 39.6 Hours

Environment

Temp: -34 °C

Axial Tilt: 20.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 50,590,092 km

• M1: 153,637 km (0.108 R)
• M2: 457,919 km (0.1 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 673.9

Radius: 11.2

Gravity: 5.37 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 4.23 AU - 6.91 AU

Year: 4926 Days

Day: 11.3 Hours

Environment

Temp: -153 °C

Axial Tilt: 41.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 50,590,092 km

• M1: 140,772 km (0.096 R)
• M2: 574,605 km (0.115 R)
• M3: 1,687,614 km (0.065 R)
• M4: 2,316,373 km (0.117 R)
• M5: 2,854,327 km (0.118 R)
• M6: 3,271,257 km (0.043 R)
• M7: 3,838,831 km (0.046 R)
• M8: 4,495,865 km (0.104 R)
• M9: 5,336,904 km (0.119 R)
• M10: 6,034,180 km (0.088 R)
• M11: 6,436,598 km (0.104 R)
• M12: 7,057,280 km (0.081 R)
• M13: 9,040,798 km (0.119 R)
• M14: 11,048,551 km (0.068 R)
• M15: 12,035,448 km (0.109 R)
• M16: 13,337,548 km (0.097 R)
• M17: 15,349,490 km (0.11 R)
• M18: 15,867,996 km (0.078 R)
• M19: 20,308,360 km (0.074 R)
• M20: 21,215,372 km (0.08 R)
• M21: 24,099,170 km (0.105 R)
• M22: 24,643,108 km (0.105 R)
• M23: 25,036,550 km (0.111 R)
• M24: 25,514,366 km (0.068 R)
• M25: 26,984,314 km (0.027 R)
• M26: 28,080,418 km (0.078 R)

Planet 4 - Gas Giant

Semi-Major Axis: 10.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 668.9

Radius: 13.7

Gravity: 3.56 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 9.08 AU - 10.94 AU

Year: 11868 Days

Day: 12.6 Hours

Environment

Temp: -181 °C

Axial Tilt: 49.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 50,590,092 km

• M1: 190,139 km (0.104 R)
• M2: 705,803 km (0.053 R)
• M3: 1,847,085 km (0.073 R)
• M4: 3,274,099 km (0.103 R)
• M5: 3,913,480 km (0.079 R)
• M6: 5,342,439 km (0.043 R)
• M7: 6,383,491 km (0.108 R)
• M8: 6,892,423 km (0.108 R)
• M9: 8,537,401 km (0.11 R)
• M10: 11,306,757 km (0.106 R)
• M11: 15,586,004 km (0.116 R)
• M12: 17,399,280 km (0.092 R)
• M13: 19,674,514 km (0.097 R)
• M14: 20,419,212 km (0.055 R)
• M15: 23,959,146 km (0.069 R)
• M16: 24,904,156 km (0.07 R)
• M17: 34,799,606 km (0.11 R)
• M18: 44,869,787 km (0.092 R)
• M19: 48,068,489 km (0.1 R)
• M20: 48,816,029 km (0.111 R)

Planet 5 - Ice Giant

Semi-Major Axis: 14.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 94.8

Radius: 3.2

Gravity: 9.26 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 13.56 AU - 16.4 AU

Year: 21727 Days

Day: 25 Hours

Environment

Temp: -196 °C

Axial Tilt: 21.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 50,590,092 km

• M1: 39,943 km (0.114 R)
• M2: 1,427,014 km (0.058 R)
• M3: 2,759,333 km (0.109 R)
• M4: 4,031,663 km (0.094 R)
• M5: 4,635,140 km (0.085 R)
• M6: 6,086,838 km (0.106 R)
• M7: 6,915,311 km (0.108 R)
• M8: 7,376,073 km (0.069 R)
• M9: 14,537,771 km (0.057 R)
• M10: 17,429,498 km (0.073 R)
• M11: 19,834,134 km (0.096 R)

Planet 6 - Ice Giant

Semi-Major Axis: 15.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 872.2

Radius: 5.1

Gravity: 33.53 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 12.37 AU - 18.71 AU

Year: 22956 Days

Day: 20.5 Hours

Environment

Temp: -198 °C

Axial Tilt: 14.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 50,590,092 km

• M1: 63,729 km (0.087 R)
• M2: 374,443 km (0.107 R)
• M3: 1,235,978 km (0.074 R)
• M4: 2,359,308 km (0.05 R)
• M5: 3,460,049 km (0.086 R)
• M6: 3,741,144 km (0.069 R)
• M7: 5,547,239 km (0.038 R)
• M8: 7,917,916 km (0.118 R)
• M9: 8,078,584 km (0.107 R)
• M10: 14,053,822 km (0.111 R)
• M11: 18,058,109 km (0.1 R)
• M12: 18,713,048 km (0.076 R)
• M13: 18,903,037 km (0.096 R)
• M14: 21,078,639 km (0.104 R)
• M15: 24,081,667 km (0.111 R)
• M16: 31,855,670 km (0.043 R)
• M17: 34,066,577 km (0.067 R)
• M18: 36,377,565 km (0.086 R)
• M19: 47,017,713 km (0.101 R)
• M20: 59,351,310 km (0.087 R)
• M21: 60,795,677 km (0.049 R)
• M22: 61,841,516 km (0.083 R)
• M23: 65,706,078 km (0.07 R)
• M24: 69,047,047 km (0.078 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 846

Radius: 4.4

Gravity: 43.7 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 16.49 AU - 19.09 AU

Year: 28119 Days

Day: 24.9 Hours

Environment

Temp: -206 °C

Axial Tilt: 8.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 50,590,092 km

• M1: 58,792 km (0.053 R)
• M2: 198,516 km (0.102 R)
• M3: 428,747 km (0.071 R)
• M4: 1,159,982 km (0.089 R)
• M5: 1,875,359 km (0.104 R)
• M6: 2,138,202 km (0.066 R)
• M7: 2,302,610 km (0.072 R)
• M8: 2,526,409 km (0.042 R)
• M9: 4,674,634 km (0.099 R)
• M10: 5,943,823 km (0.047 R)
• M11: 7,163,793 km (0.094 R)
• M12: 7,804,820 km (0.109 R)
• M13: 9,385,770 km (0.11 R)
• M14: 9,700,225 km (0.067 R)
• M15: 14,703,227 km (0.082 R)
• M16: 19,420,048 km (0.068 R)
• M17: 22,172,648 km (0.102 R)
• M18: 27,276,928 km (0.112 R)
• M19: 34,727,500 km (0.052 R)
• M20: 35,478,930 km (0.069 R)
• M21: 36,703,987 km (0.118 R)
• M22: 39,725,565 km (0.053 R)
• M23: 40,879,413 km (0.078 R)
• M24: 47,719,178 km (0.053 R)
• M25: 48,461,033 km (0.088 R)
• M26: 50,158,221 km (0.119 R)
• M27: 57,552,545 km (0.105 R)
• M28: 63,831,616 km (0.063 R)
• M29: 66,788,717 km (0.109 R)
• M30: 72,729,548 km (0.069 R)
• M31: 78,240,584 km (0.064 R)
• M32: 79,530,716 km (0.1 R)
• M33: 80,311,617 km (0.107 R)
• M34: 84,023,439 km (0.1 R)
• M35: 87,847,759 km (0.117 R)
• M36: 94,962,933 km (0.096 R)
• M37: 97,318,352 km (0.118 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 98.5

Radius: 3.8

Gravity: 6.82 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 17.38 AU - 18.6 AU

Year: 28594 Days

Day: 23.7 Hours

Environment

Temp: -193 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 50,590,092 km

• M1: 92,003 km (0.083 R)
• M2: 720,015 km (0.077 R)
• M3: 1,495,380 km (0.096 R)
• M4: 2,484,821 km (0.116 R)
• M5: 3,282,028 km (0.115 R)
• M6: 3,765,229 km (0.078 R)
• M7: 11,976,806 km (0.076 R)
• M8: 12,685,301 km (0.118 R)
• M9: 30,004,247 km (0.112 R)
• M10: 30,326,331 km (0.11 R)
• M11: 31,306,496 km (0.096 R)
• M12: 32,195,257 km (0.078 R)
• M13: 32,645,995 km (0.087 R)
• M14: 37,510,469 km (0.059 R)
• M15: 42,295,806 km (0.112 R)
• M16: 45,044,368 km (0.102 R)
• M17: 49,685,791 km (0.065 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 206 - 15,649 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit