🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.62

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 0.59 AU - 0.63 AU

Year: 303 Days

Day: 15.4 Hours

Environment

Temp: -138 °C

Axial Tilt: 25.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 43,864,395 km

• M1: 48,320 km (0.069 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 867.1

Radius: 9.9

Gravity: 8.85 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 0.71 AU - 0.75 AU

Year: 397 Days

Day: 6.9 Hours

Environment

Temp: -147 °C

Axial Tilt: 9.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 43,864,395 km

• M1: 123,119 km (0.118 R)
• M2: 664,963 km (0.055 R)
• M3: 1,305,690 km (0.046 R)
• M4: 1,715,439 km (0.083 R)
• M5: 2,337,018 km (0.095 R)
• M6: 2,830,242 km (0.053 R)
• M7: 3,250,612 km (0.094 R)
• M8: 3,750,568 km (0.093 R)
• M9: 4,574,254 km (0.065 R)
• M10: 5,785,249 km (0.12 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 973.8

Radius: 13.1

Gravity: 5.67 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 0.73 AU - 1.19 AU

Year: 598 Days

Day: 11.6 Hours

Environment

Temp: -150 °C

Axial Tilt: 15.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 43,864,395 km

• M1: 162,912 km (0.102 R)
• M2: 778,807 km (0.099 R)
• M3: 1,197,232 km (0.096 R)
• M4: 1,747,453 km (0.111 R)
• M5: 2,341,057 km (0.09 R)
• M6: 3,140,957 km (0.09 R)
• M7: 3,585,113 km (0.067 R)
• M8: 4,552,862 km (0.077 R)
• M9: 5,668,862 km (0.098 R)
• M10: 6,767,060 km (0.045 R)
• M11: 7,199,996 km (0.093 R)
• M12: 7,720,746 km (0.088 R)
• M13: 8,145,754 km (0.111 R)

Asteroid Belt

Center: 1.33 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 1.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 198.4

Radius: 10

Gravity: 1.98 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 1.47 AU - 1.91 AU

Year: 1397 Days

Day: 6.6 Hours

Environment

Temp: -192 °C

Axial Tilt: 27.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 43,864,395 km

• M1: 124,615 km (0.118 R)
• M2: 455,077 km (0.071 R)
• M3: 860,786 km (0.086 R)
• M4: 1,273,527 km (0.103 R)
• M5: 1,594,115 km (0.115 R)
• M6: 2,043,507 km (0.078 R)
• M7: 2,598,665 km (0.098 R)
• M8: 3,047,458 km (0.113 R)
• M9: 3,935,621 km (0.081 R)
• M10: 4,865,970 km (0.104 R)
• M11: 5,494,580 km (0.037 R)
• M12: 6,015,929 km (0.068 R)
• M13: 7,292,597 km (0.116 R)
• M14: 7,661,655 km (0.057 R)
• M15: 8,043,279 km (0.118 R)
• M16: 8,412,487 km (0.103 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 209.5

Radius: 14.8

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 1.72 AU - 1.78 AU

Year: 1472 Days

Day: 6.7 Hours

Environment

Temp: -176 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 43,864,395 km

• M1: 184,753 km (0.105 R)
• M2: 837,449 km (0.093 R)
• M3: 1,931,608 km (0.081 R)
• M4: 2,410,321 km (0.036 R)
• M5: 4,385,312 km (0.096 R)
• M6: 5,505,052 km (0.079 R)
• M7: 6,112,419 km (0.081 R)
• M8: 7,817,087 km (0.104 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 528.7

Radius: 10.2

Gravity: 5.08 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 1.82 AU - 2.34 AU

Year: 1907 Days

Day: 14.2 Hours

Environment

Temp: -189 °C

Axial Tilt: 2.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 43,864,395 km

• M1: 126,859 km (0.098 R)
• M2: 505,192 km (0.037 R)
• M3: 919,279 km (0.116 R)
• M4: 2,145,832 km (0.11 R)
• M5: 2,542,715 km (0.092 R)
• M6: 3,518,991 km (0.092 R)
• M7: 4,166,600 km (0.109 R)
• M8: 5,273,923 km (0.116 R)
• M9: 6,516,782 km (0.066 R)
• M10: 7,328,800 km (0.095 R)
• M11: 9,344,781 km (0.052 R)
• M12: 9,835,013 km (0.084 R)
• M13: 10,974,051 km (0.081 R)
• M14: 11,519,934 km (0.104 R)
• M15: 11,893,928 km (0.091 R)
• M16: 13,430,298 km (0.104 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 688.6

Radius: 9.2

Gravity: 8.14 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 3.97 AU - 5.35 AU

Year: 6396 Days

Day: 5.6 Hours

Environment

Temp: -224 °C

Axial Tilt: 24.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 43,864,395 km

• M1: 114,442 km (0.086 R)
• M2: 452,982 km (0.101 R)
• M3: 768,185 km (0.11 R)
• M4: 1,083,388 km (0.087 R)
• M5: 1,426,416 km (0.111 R)
• M6: 2,880,657 km (0.053 R)
• M7: 3,922,307 km (0.067 R)
• M8: 4,320,237 km (0.111 R)
• M9: 4,663,265 km (0.08 R)
• M10: 5,197,329 km (0.075 R)
• M11: 5,709,253 km (0.101 R)
• M12: 7,636,523 km (0.115 R)
• M13: 8,623,420 km (0.12 R)
• M14: 9,428,555 km (0.098 R)
• M15: 10,375,809 km (0.026 R)
• M16: 13,211,138 km (0.056 R)
• M17: 14,453,997 km (0.067 R)
• M18: 15,103,999 km (0.086 R)
• M19: 15,650,032 km (0.1 R)
• M20: 18,927,123 km (0.102 R)
• M21: 19,348,689 km (0.054 R)
• M22: 20,874,139 km (0.086 R)
• M23: 21,551,967 km (0.109 R)
• M24: 21,857,745 km (0.077 R)
• M25: 22,872,018 km (0.09 R)
• M26: 26,977,732 km (0.103 R)
• M27: 30,099,092 km (0.062 R)
• M28: 30,481,464 km (0.07 R)
• M29: 33,555,700 km (0.097 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 625.1

Radius: 13

Gravity: 3.7 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 4.4 AU - 6.06 AU

Year: 7605 Days

Day: 5.6 Hours

Environment

Temp: -213 °C

Axial Tilt: 8.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 43,864,395 km

• M1: 161,715 km (0.049 R)
• M2: 1,182,422 km (0.106 R)
• M3: 2,163,484 km (0.103 R)
• M4: 2,593,578 km (0.109 R)
• M5: 3,101,912 km (0.116 R)
• M6: 3,747,427 km (0.114 R)
• M7: 4,166,600 km (0.093 R)
• M8: 4,811,965 km (0.105 R)
• M9: 7,045,312 km (0.04 R)
• M10: 9,047,081 km (0.093 R)
• M11: 13,167,006 km (0.12 R)
• M12: 15,291,296 km (0.062 R)
• M13: 17,027,978 km (0.079 R)
• M14: 17,566,979 km (0.104 R)
• M15: 19,543,466 km (0.049 R)
• M16: 22,138,091 km (0.076 R)
• M17: 29,711,633 km (0.119 R)
• M18: 30,493,581 km (0.057 R)
• M19: 33,234,065 km (0.1 R)

Planet 9 - Gas Giant

Semi-Major Axis: 6.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 586.4

Radius: 11.5

Gravity: 4.43 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 4.62 AU - 7.48 AU

Year: 9462 Days

Day: 11.4 Hours

Environment

Temp: -229 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 43,864,395 km

• M1: 143,016 km (0.106 R)
• M2: 1,420,432 km (0.112 R)
• M3: 1,786,797 km (0.12 R)
• M4: 2,580,114 km (0.119 R)
• M5: 5,413,797 km (0.11 R)
• M6: 5,908,667 km (0.05 R)
• M7: 6,615,367 km (0.11 R)
• M8: 7,259,536 km (0.054 R)
• M9: 8,717,816 km (0.099 R)
• M10: 11,875,079 km (0.107 R)
• M11: 13,470,241 km (0.09 R)
• M12: 13,951,198 km (0.098 R)
• M13: 15,528,409 km (0.047 R)
• M14: 16,873,293 km (0.07 R)
• M15: 19,109,333 km (0.08 R)
• M16: 24,604,063 km (0.115 R)
• M17: 31,487,659 km (0.066 R)
• M18: 35,652,015 km (0.096 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 277 - 16,125 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit