🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.02

Radius: 1.32

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 0.48 AU - 0.56 AU

Year: 160 Days

Day: 14.1 Hours

Environment

Temp: 160 °C

Axial Tilt: 27.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 64,070,310 km

• M1: 39,195 km (0.115 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.82

Radius: 1.51

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 1.09 AU - 1.21 AU

Year: 527 Days

Day: 21.6 Hours

Environment

Temp: -68 °C

Axial Tilt: 36.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.36 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 3.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 188.3

Radius: 10

Gravity: 1.88 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 2.72 AU - 4.4 AU

Year: 2871 Days

Day: 7.7 Hours

Environment

Temp: -161 °C

Axial Tilt: 6.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 64,070,310 km

• M1: 124,465 km (0.111 R)
• M2: 445,502 km (0.025 R)
• M3: 1,285,046 km (0.059 R)
• M4: 2,148,076 km (0.056 R)
• M5: 2,522,968 km (0.112 R)
• M6: 2,969,817 km (0.118 R)
• M7: 4,501,550 km (0.106 R)
• M8: 4,814,059 km (0.04 R)
• M9: 5,162,024 km (0.07 R)
• M10: 6,801,617 km (0.095 R)
• M11: 8,062,278 km (0.09 R)
• M12: 10,219,479 km (0.069 R)
• M13: 11,323,661 km (0.107 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 445.8

Radius: 14.1

Gravity: 2.24 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 3.22 AU - 5.2 AU

Year: 3693 Days

Day: 9.4 Hours

Environment

Temp: -153 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 64,070,310 km

• M1: 179,517 km (0.109 R)
• M2: 650,900 km (0.071 R)
• M3: 1,215,034 km (0.054 R)
• M4: 2,107,684 km (0.118 R)
• M5: 3,004,823 km (0.087 R)
• M6: 3,645,999 km (0.11 R)
• M7: 4,530,422 km (0.063 R)
• M8: 5,107,870 km (0.072 R)
• M9: 6,052,730 km (0.088 R)
• M10: 6,553,135 km (0.05 R)
• M11: 7,605,705 km (0.105 R)
• M12: 8,978,864 km (0.095 R)
• M13: 9,594,609 km (0.083 R)
• M14: 10,590,632 km (0.101 R)
• M15: 12,212,721 km (0.085 R)
• M16: 12,788,673 km (0.102 R)
• M17: 17,731,836 km (0.092 R)
• M18: 19,468,966 km (0.095 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 52.1

Radius: 15

Gravity: 0.23 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 5.34 AU - 8.08 AU

Year: 7430 Days

Day: 6.6 Hours

Environment

Temp: -179 °C

Axial Tilt: 13 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 64,070,310 km

• M1: 186,549 km (0.043 R)
• M2: 716,275 km (0.049 R)
• M3: 1,338,602 km (0.053 R)
• M4: 2,148,525 km (0.093 R)
• M5: 2,912,521 km (0.118 R)
• M6: 3,944,297 km (0.076 R)
• M7: 5,412,301 km (0.098 R)
• M8: 6,727,865 km (0.099 R)
• M9: 8,216,663 km (0.112 R)
• M10: 9,303,043 km (0.114 R)
• M11: 11,722,190 km (0.049 R)
• M12: 12,356,934 km (0.099 R)
• M13: 14,944,678 km (0.109 R)
• M14: 16,074,590 km (0.073 R)
• M15: 16,561,980 km (0.073 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 672.4

Radius: 12.7

Gravity: 4.17 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 6.77 AU - 10.95 AU

Year: 11274 Days

Day: 10.4 Hours

Environment

Temp: -196 °C

Axial Tilt: 1.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 64,070,310 km

• M1: 157,975 km (0.117 R)
• M2: 1,299,407 km (0.103 R)
• M3: 1,735,485 km (0.039 R)
• M4: 2,197,742 km (0.081 R)
• M5: 3,729,475 km (0.119 R)
• M6: 6,783,216 km (0.083 R)
• M7: 8,394,236 km (0.117 R)
• M8: 9,338,348 km (0.091 R)
• M9: 12,899,226 km (0.115 R)
• M10: 14,614,216 km (0.097 R)
• M11: 17,427,853 km (0.085 R)
• M12: 19,359,311 km (0.055 R)
• M13: 20,835,692 km (0.078 R)
• M14: 21,601,484 km (0.101 R)
• M15: 23,099,108 km (0.067 R)
• M16: 25,138,426 km (0.091 R)
• M17: 29,466,741 km (0.042 R)
• M18: 30,976,782 km (0.06 R)
• M19: 32,086,649 km (0.084 R)
• M20: 35,096,109 km (0.115 R)
• M21: 44,264,664 km (0.108 R)
• M22: 45,105,703 km (0.119 R)
• M23: 46,387,158 km (0.111 R)
• M24: 50,073,998 km (0.046 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 807.8

Radius: 7.7

Gravity: 13.62 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 12.64 AU - 15.82 AU

Year: 22948 Days

Day: 15.4 Hours

Environment

Temp: -216 °C

Axial Tilt: 44.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 64,070,310 km

• M1: 96,341 km (0.073 R)
• M2: 410,945 km (0.113 R)
• M3: 1,572,274 km (0.09 R)
• M4: 1,906,176 km (0.053 R)
• M5: 2,617,364 km (0.074 R)
• M6: 2,979,541 km (0.104 R)
• M7: 3,345,607 km (0.083 R)
• M8: 4,924,912 km (0.086 R)
• M9: 6,851,732 km (0.089 R)
• M10: 7,340,020 km (0.113 R)
• M11: 7,851,195 km (0.045 R)
• M12: 8,169,091 km (0.031 R)
• M13: 8,662,166 km (0.111 R)
• M14: 9,001,753 km (0.12 R)
• M15: 11,229,265 km (0.07 R)
• M16: 11,701,545 km (0.077 R)
• M17: 12,186,991 km (0.079 R)
• M18: 15,304,311 km (0.118 R)
• M19: 16,394,281 km (0.12 R)
• M20: 17,178,473 km (0.043 R)
• M21: 18,447,961 km (0.066 R)
• M22: 22,312,223 km (0.049 R)
• M23: 22,736,632 km (0.028 R)
• M24: 24,488,723 km (0.059 R)
• M25: 24,940,508 km (0.058 R)
• M26: 28,259,636 km (0.081 R)
• M27: 29,133,138 km (0.03 R)
• M28: 30,282,499 km (0.105 R)
• M29: 34,756,223 km (0.093 R)
• M30: 47,388,566 km (0.052 R)
• M31: 60,480,774 km (0.034 R)
• M32: 65,328,941 km (0.106 R)
• M33: 70,430,079 km (0.042 R)
• M34: 81,918,148 km (0.093 R)
• M35: 86,268,604 km (0.059 R)
• M36: 87,052,048 km (0.108 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 184.8

Radius: 4.3

Gravity: 9.99 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 13.98 AU - 19.86 AU

Year: 29753 Days

Day: 21.6 Hours

Environment

Temp: -207 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 64,070,310 km

• M1: 68,665 km (0.088 R)
• M2: 346,319 km (0.089 R)
• M3: 506,538 km (0.071 R)
• M4: 1,053,767 km (0.119 R)
• M5: 1,370,316 km (0.037 R)
• M6: 1,942,229 km (0.073 R)
• M7: 2,112,023 km (0.071 R)
• M8: 3,763,882 km (0.066 R)
• M9: 4,401,319 km (0.075 R)
• M10: 5,848,230 km (0.1 R)
• M11: 8,249,126 km (0.094 R)
• M12: 8,545,330 km (0.057 R)
• M13: 10,588,537 km (0.066 R)
• M14: 13,134,394 km (0.096 R)
• M15: 14,159,438 km (0.119 R)
• M16: 20,182,398 km (0.109 R)
• M17: 22,294,720 km (0.055 R)
• M18: 30,083,533 km (0.109 R)
• M19: 31,977,143 km (0.072 R)
• M20: 37,189,283 km (0.112 R)
• M21: 41,774,158 km (0.109 R)
• M22: 44,126,884 km (0.104 R)
• M23: 47,033,571 km (0.096 R)
• M24: 54,421,611 km (0.114 R)
• M25: 56,691,459 km (0.097 R)
• M26: 60,675,251 km (0.066 R)
• M27: 61,793,196 km (0.102 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: 353 - 16,790 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit