🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.53

Radius: 0.78

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 0.52 AU - 0.68 AU

Year: 305 Days

Day: 42.5 Hours

Environment

Temp: -128 °C

Axial Tilt: 27.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 0.88 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 213.6

Radius: 12.1

Gravity: 1.46 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 0.98 AU - 1.34 AU

Year: 820 Days

Day: 9.4 Hours

Environment

Temp: -174 °C

Axial Tilt: 5.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 83,195,473 km

• M1: 150,495 km (0.055 R)
• M2: 550,819 km (0.068 R)
• M3: 1,178,682 km (0.057 R)
• M4: 1,689,558 km (0.076 R)
• M5: 2,073,426 km (0.112 R)
• M6: 2,694,557 km (0.102 R)
• M7: 3,461,096 km (0.063 R)
• M8: 3,889,694 km (0.044 R)
• M9: 4,763,495 km (0.115 R)
• M10: 5,151,253 km (0.061 R)
• M11: 5,990,497 km (0.094 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 264.3

Radius: 13.9

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 1.34 AU - 1.78 AU

Year: 1278 Days

Day: 11 Hours

Environment

Temp: -186 °C

Axial Tilt: 3.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 83,195,473 km

• M1: 180,116 km (0.084 R)
• M2: 825,331 km (0.104 R)
• M3: 2,854,776 km (0.099 R)
• M4: 3,426,838 km (0.111 R)
• M5: 4,090,155 km (0.1 R)
• M6: 6,955,254 km (0.101 R)
• M7: 8,444,501 km (0.114 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 620.6

Radius: 14.7

Gravity: 2.87 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 1.89 AU - 2.95 AU

Year: 2470 Days

Day: 13.6 Hours

Environment

Temp: -195 °C

Axial Tilt: 22.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 83,195,473 km

• M1: 184,305 km (0.075 R)
• M2: 1,033,123 km (0.113 R)
• M3: 1,560,455 km (0.104 R)
• M4: 2,059,364 km (0.058 R)
• M5: 2,594,476 km (0.094 R)
• M6: 3,140,957 km (0.047 R)
• M7: 3,782,732 km (0.088 R)
• M8: 4,659,226 km (0.068 R)
• M9: 5,123,577 km (0.111 R)
• M10: 6,120,348 km (0.04 R)
• M11: 7,271,952 km (0.1 R)
• M12: 7,838,330 km (0.072 R)
• M13: 10,039,364 km (0.043 R)
• M14: 10,629,826 km (0.084 R)
• M15: 11,921,305 km (0.091 R)
• M16: 13,010,676 km (0.068 R)
• M17: 13,983,362 km (0.117 R)
• M18: 14,674,055 km (0.057 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 94.4

Radius: 8.9

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 3.82 AU - 5.64 AU

Year: 6748 Days

Day: 8.8 Hours

Environment

Temp: -218 °C

Axial Tilt: 47 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 83,195,473 km

• M1: 115,938 km (0.096 R)
• M2: 791,223 km (0.075 R)
• M3: 1,396,945 km (0.047 R)
• M4: 3,786,621 km (0.104 R)
• M5: 5,432,497 km (0.117 R)
• M6: 8,132,140 km (0.069 R)
• M7: 9,063,088 km (0.043 R)
• M8: 9,554,517 km (0.089 R)
• M9: 13,326,777 km (0.106 R)
• M10: 14,240,969 km (0.065 R)
• M11: 17,234,871 km (0.037 R)
• M12: 18,822,105 km (0.083 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 194.4

Radius: 6.6

Gravity: 4.46 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 6.91 AU - 7.35 AU

Year: 12489 Days

Day: 21.8 Hours

Environment

Temp: -217 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 83,195,473 km

• M1: 84,373 km (0.078 R)
• M2: 400,773 km (0.107 R)
• M3: 760,406 km (0.087 R)
• M4: 1,344,885 km (0.116 R)
• M5: 2,485,569 km (0.083 R)
• M6: 2,706,076 km (0.07 R)
• M7: 3,403,501 km (0.114 R)
• M8: 4,748,386 km (0.108 R)
• M9: 5,539,310 km (0.099 R)
• M10: 6,279,520 km (0.107 R)
• M11: 6,551,938 km (0.055 R)
• M12: 12,108,152 km (0.087 R)
• M13: 12,962,955 km (0.094 R)
• M14: 13,293,716 km (0.12 R)
• M15: 14,792,387 km (0.036 R)
• M16: 15,831,045 km (0.089 R)
• M17: 16,852,350 km (0.065 R)
• M18: 17,512,525 km (0.082 R)
• M19: 17,781,353 km (0.043 R)
• M20: 18,884,338 km (0.091 R)
• M21: 20,252,560 km (0.103 R)
• M22: 23,672,517 km (0.11 R)
• M23: 27,821,614 km (0.083 R)
• M24: 29,971,335 km (0.071 R)
• M25: 30,356,101 km (0.073 R)
• M26: 35,663,384 km (0.089 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 698.8

Radius: 3.7

Gravity: 51.04 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 8.85 AU - 12.35 AU

Year: 22640 Days

Day: 17.1 Hours

Environment

Temp: -231 °C

Axial Tilt: 19.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 83,195,473 km

• M1: 49,218 km (0.087 R)
• M2: 259,852 km (0.088 R)
• M3: 412,741 km (0.059 R)
• M4: 721,211 km (0.086 R)
• M5: 1,097,749 km (0.071 R)
• M6: 1,345,184 km (0.081 R)
• M7: 1,541,456 km (0.111 R)
• M8: 3,116,423 km (0.059 R)
• M9: 3,285,319 km (0.072 R)
• M10: 3,580,625 km (0.077 R)
• M11: 4,608,662 km (0.055 R)
• M12: 6,656,956 km (0.088 R)
• M13: 7,226,026 km (0.109 R)
• M14: 7,982,094 km (0.105 R)
• M15: 8,406,204 km (0.1 R)
• M16: 9,948,707 km (0.051 R)
• M17: 11,337,424 km (0.097 R)
• M18: 11,737,449 km (0.107 R)
• M19: 13,506,145 km (0.081 R)
• M20: 14,260,716 km (0.104 R)
• M21: 15,122,849 km (0.067 R)
• M22: 16,102,266 km (0.096 R)
• M23: 19,012,393 km (0.1 R)
• M24: 21,235,867 km (0.098 R)
• M25: 22,461,971 km (0.067 R)
• M26: 22,986,461 km (0.056 R)
• M27: 34,705,360 km (0.101 R)
• M28: 37,564,474 km (0.072 R)
• M29: 44,563,111 km (0.083 R)
• M30: 47,589,775 km (0.115 R)
• M31: 50,036,449 km (0.061 R)
• M32: 54,989,185 km (0.087 R)
• M33: 55,178,726 km (0.073 R)
• M34: 59,657,237 km (0.083 R)
• M35: 63,952,641 km (0.087 R)
• M36: 67,794,613 km (0.109 R)
• M37: 70,439,504 km (0.107 R)
• M38: 77,351,225 km (0.11 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 542 - 15,605 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit