🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.9

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 0.54 AU - 0.86 AU

Year: 218 Days

Day: 47.7 Hours

Environment

Temp: 180 °C

Axial Tilt: 52.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.65

Radius: 1.22

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 0.6 AU - 0.9 AU

Year: 242 Days

Day: 20 Hours

Environment

Temp: 177 °C

Axial Tilt: 111.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 4 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 7.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 289.8

Radius: 8

Gravity: 4.53 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 6.09 AU - 8.41 AU

Year: 7277 Days

Day: 5.9 Hours

Environment

Temp: -156 °C

Axial Tilt: 66.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 80,889,681 km

• M1: 99,632 km (0.059 R)
• M2: 391,946 km (0.113 R)
• M3: 1,132,605 km (0.097 R)
• M4: 2,554,084 km (0.113 R)
• M5: 3,130,934 km (0.104 R)
• M6: 4,062,330 km (0.1 R)
• M7: 5,005,994 km (0.106 R)
• M8: 5,557,710 km (0.087 R)
• M9: 8,364,915 km (0.095 R)
• M10: 9,671,951 km (0.075 R)
• M11: 10,352,472 km (0.094 R)
• M12: 11,856,230 km (0.06 R)
• M13: 15,805,464 km (0.091 R)
• M14: 18,233,288 km (0.05 R)
• M15: 19,402,844 km (0.091 R)
• M16: 24,428,584 km (0.084 R)

Planet 4 - Gas Giant

Semi-Major Axis: 10.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 673.6

Radius: 14.4

Gravity: 3.25 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 8.74 AU - 11.96 AU

Year: 12413 Days

Day: 7.3 Hours

Environment

Temp: -183 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 80,889,681 km

• M1: 180,565 km (0.099 R)
• M2: 638,185 km (0.111 R)
• M3: 1,165,966 km (0.04 R)
• M4: 1,861,746 km (0.104 R)
• M5: 2,847,446 km (0.104 R)
• M6: 3,878,624 km (0.084 R)
• M7: 5,520,311 km (0.115 R)
• M8: 7,458,202 km (0.106 R)
• M9: 8,348,608 km (0.112 R)
• M10: 9,408,659 km (0.109 R)
• M11: 11,972,617 km (0.096 R)
• M12: 13,257,064 km (0.092 R)
• M13: 14,429,463 km (0.064 R)
• M14: 14,972,353 km (0.12 R)
• M15: 17,816,658 km (0.066 R)
• M16: 19,162,590 km (0.099 R)
• M17: 22,056,710 km (0.074 R)
• M18: 26,119,639 km (0.114 R)
• M19: 27,959,692 km (0.099 R)
• M20: 30,991,592 km (0.08 R)
• M21: 32,587,054 km (0.12 R)
• M22: 40,048,996 km (0.107 R)
• M23: 41,666,897 km (0.05 R)
• M24: 43,468,504 km (0.107 R)
• M25: 52,142,787 km (0.115 R)
• M26: 54,560,587 km (0.079 R)

Planet 5 - Ice Giant

Semi-Major Axis: 16.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 401.8

Radius: 6.1

Gravity: 10.8 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 12.94 AU - 19.46 AU

Year: 24307 Days

Day: 24 Hours

Environment

Temp: -195 °C

Axial Tilt: 9.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 80,889,681 km

• M1: 83,326 km (0.117 R)
• M2: 292,165 km (0.104 R)
• M3: 580,739 km (0.071 R)
• M4: 879,486 km (0.116 R)
• M5: 1,249,292 km (0.062 R)
• M6: 1,955,095 km (0.063 R)
• M7: 2,152,115 km (0.076 R)
• M8: 2,727,468 km (0.062 R)
• M9: 3,263,178 km (0.112 R)
• M10: 3,716,609 km (0.117 R)
• M11: 4,114,989 km (0.098 R)
• M12: 4,644,116 km (0.084 R)
• M13: 5,180,425 km (0.093 R)
• M14: 6,164,629 km (0.104 R)
• M15: 6,678,797 km (0.074 R)
• M16: 7,455,808 km (0.096 R)
• M17: 7,989,723 km (0.12 R)
• M18: 9,133,399 km (0.103 R)
• M19: 10,147,373 km (0.072 R)
• M20: 11,549,404 km (0.092 R)
• M21: 13,923,373 km (0.103 R)
• M22: 14,957,842 km (0.108 R)
• M23: 18,194,542 km (0.107 R)
• M24: 18,982,175 km (0.096 R)
• M25: 26,673,450 km (0.094 R)
• M26: 27,689,070 km (0.114 R)
• M27: 29,319,836 km (0.096 R)
• M28: 31,884,393 km (0.106 R)
• M29: 35,937,747 km (0.035 R)
• M30: 38,158,228 km (0.092 R)
• M31: 44,262,569 km (0.092 R)
• M32: 44,733,204 km (0.093 R)
• M33: 47,627,175 km (0.064 R)
• M34: 56,500,273 km (0.09 R)
• M35: 58,360,224 km (0.103 R)
• M36: 62,006,073 km (0.072 R)
• M37: 63,386,563 km (0.094 R)
• M38: 67,443,806 km (0.115 R)
• M39: 69,113,917 km (0.086 R)
• M40: 69,959,295 km (0.059 R)
• M41: 70,597,778 km (0.042 R)

Planet 6 - Ice Giant

Semi-Major Axis: 18.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 383.4

Radius: 4.9

Gravity: 15.97 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 18.26 AU - 18.44 AU

Year: 29303 Days

Day: 24.6 Hours

Environment

Temp: -198 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 80,889,681 km

• M1: 68,366 km (0.117 R)
• M2: 2,354,222 km (0.077 R)
• M3: 3,209,922 km (0.076 R)
• M4: 3,586,160 km (0.045 R)
• M5: 8,778,403 km (0.113 R)
• M6: 10,225,314 km (0.091 R)
• M7: 14,028,840 km (0.057 R)
• M8: 17,520,005 km (0.051 R)
• M9: 20,080,073 km (0.052 R)
• M10: 20,368,348 km (0.11 R)
• M11: 31,893,967 km (0.114 R)
• M12: 32,549,804 km (0.076 R)
• M13: 34,709,100 km (0.099 R)
• M14: 40,216,096 km (0.086 R)
• M15: 40,827,652 km (0.104 R)
• M16: 41,600,625 km (0.091 R)
• M17: 52,012,487 km (0.099 R)
• M18: 55,897,992 km (0.063 R)
• M19: 61,373,574 km (0.101 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: 398 - 18,598 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit