🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.67

Radius: 1.48

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 0.52 AU - 0.52 AU

Year: 136 Days

Day: 19 Hours

Environment

Temp: 198 °C

Axial Tilt: 47.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.25

Radius: 1.09

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 0.77 AU - 1.05 AU

Year: 315 Days

Day: 14.8 Hours

Environment

Temp: 124 °C

Axial Tilt: 1.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.36 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.31

Radius: 0.63

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 1.28 AU - 1.44 AU

Year: 576 Days

Day: 20.8 Hours

Environment

Temp: 4 °C

Axial Tilt: 31.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 87,484,110 km

• M1: 413,489 km (0.116 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.01

Radius: 1

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 3.78 AU - 4.8 AU

Year: 3229 Days

Day: 28.9 Hours

Environment

Temp: -120 °C

Axial Tilt: 5.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.79 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 9.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 857.1

Radius: 12.4

Gravity: 5.57 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 7.41 AU - 11.17 AU

Year: 10291 Days

Day: 5.5 Hours

Environment

Temp: -174 °C

Axial Tilt: 14.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 87,484,110 km

• M1: 154,535 km (0.098 R)
• M2: 549,473 km (0.076 R)
• M3: 1,187,508 km (0.076 R)
• M4: 2,253,991 km (0.101 R)
• M5: 3,693,272 km (0.087 R)
• M6: 4,127,256 km (0.091 R)
• M7: 4,535,059 km (0.107 R)
• M8: 7,881,265 km (0.069 R)
• M9: 10,290,838 km (0.119 R)
• M10: 10,826,099 km (0.08 R)
• M11: 11,606,700 km (0.101 R)
• M12: 12,364,713 km (0.109 R)
• M13: 18,942,382 km (0.071 R)
• M14: 20,491,468 km (0.104 R)
• M15: 21,082,828 km (0.051 R)
• M16: 22,123,431 km (0.115 R)
• M17: 23,016,380 km (0.095 R)
• M18: 26,430,802 km (0.084 R)
• M19: 30,715,285 km (0.107 R)
• M20: 31,490,352 km (0.096 R)
• M21: 37,160,709 km (0.058 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 396.4

Radius: 9.9

Gravity: 4.04 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 9.38 AU - 10.84 AU

Year: 11683 Days

Day: 11.6 Hours

Environment

Temp: -173 °C

Axial Tilt: 44.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 87,484,110 km

• M1: 135,835 km (0.105 R)
• M2: 908,657 km (0.074 R)
• M3: 1,530,685 km (0.088 R)
• M4: 2,325,200 km (0.106 R)
• M5: 2,867,043 km (0.089 R)
• M6: 3,685,344 km (0.106 R)
• M7: 4,069,511 km (0.11 R)
• M8: 5,289,631 km (0.108 R)
• M9: 5,984,364 km (0.103 R)
• M10: 7,236,498 km (0.06 R)
• M11: 9,524,747 km (0.044 R)
• M12: 13,058,548 km (0.095 R)
• M13: 13,712,141 km (0.109 R)
• M14: 21,415,534 km (0.115 R)
• M15: 21,825,581 km (0.106 R)
• M16: 24,933,776 km (0.076 R)
• M17: 32,549,355 km (0.119 R)
• M18: 39,093,364 km (0.08 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 413.2

Radius: 9.3

Gravity: 4.78 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 8.6 AU - 12.46 AU

Year: 12419 Days

Day: 7.4 Hours

Environment

Temp: -184 °C

Axial Tilt: 15.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 87,484,110 km

• M1: 126,709 km (0.111 R)
• M2: 440,865 km (0.081 R)
• M3: 785,389 km (0.111 R)
• M4: 1,602,492 km (0.1 R)
• M5: 2,186,373 km (0.097 R)
• M6: 4,064,724 km (0.098 R)
• M7: 4,808,674 km (0.046 R)
• M8: 5,845,836 km (0.098 R)
• M9: 8,052,105 km (0.094 R)
• M10: 11,676,114 km (0.069 R)
• M11: 17,320,591 km (0.106 R)
• M12: 18,348,328 km (0.075 R)
• M13: 19,493,799 km (0.106 R)
• M14: 22,436,838 km (0.114 R)
• M15: 24,646,698 km (0.106 R)
• M16: 25,197,966 km (0.074 R)
• M17: 25,851,559 km (0.117 R)
• M18: 28,679,707 km (0.108 R)
• M19: 30,852,167 km (0.049 R)
• M20: 44,181,637 km (0.051 R)
• M21: 45,680,757 km (0.053 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 896.5

Radius: 7.4

Gravity: 16.37 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 11.07 AU - 15.31 AU

Year: 17410 Days

Day: 16.4 Hours

Environment

Temp: -192 °C

Axial Tilt: 2.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 87,484,110 km

• M1: 92,003 km (0.115 R)
• M2: 368,759 km (0.08 R)
• M3: 611,855 km (0.099 R)
• M4: 1,002,156 km (0.112 R)
• M5: 1,304,793 km (0.119 R)
• M6: 1,567,187 km (0.068 R)
• M7: 2,077,466 km (0.097 R)
• M8: 2,941,244 km (0.061 R)
• M9: 3,258,541 km (0.037 R)
• M10: 4,416,877 km (0.12 R)
• M11: 4,942,414 km (0.111 R)
• M12: 5,706,860 km (0.079 R)
• M13: 8,265,582 km (0.094 R)
• M14: 10,686,823 km (0.067 R)
• M15: 11,503,029 km (0.068 R)
• M16: 13,761,059 km (0.061 R)
• M17: 15,656,913 km (0.085 R)
• M18: 16,056,040 km (0.03 R)
• M19: 16,380,219 km (0.075 R)
• M20: 20,239,694 km (0.043 R)
• M21: 27,331,531 km (0.117 R)
• M22: 29,939,171 km (0.04 R)
• M23: 32,449,573 km (0.051 R)
• M24: 43,582,497 km (0.083 R)
• M25: 50,688,995 km (0.062 R)
• M26: 53,339,121 km (0.078 R)
• M27: 55,340,292 km (0.086 R)
• M28: 61,643,149 km (0.097 R)
• M29: 63,643,572 km (0.11 R)
• M30: 64,864,290 km (0.104 R)
• M31: 68,833,122 km (0.114 R)
• M32: 74,073,984 km (0.04 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 816.3

Radius: 3.7

Gravity: 59.63 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 15.13 AU - 16.25 AU

Year: 22587 Days

Day: 16.2 Hours

Environment

Temp: -198 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 87,484,110 km

• M1: 47,722 km (0.102 R)
• M2: 182,509 km (0.072 R)
• M3: 359,184 km (0.113 R)
• M4: 788,381 km (0.052 R)
• M5: 1,254,827 km (0.059 R)
• M6: 1,582,895 km (0.113 R)
• M7: 2,178,594 km (0.075 R)
• M8: 2,383,244 km (0.09 R)
• M9: 2,701,588 km (0.063 R)
• M10: 3,047,608 km (0.098 R)
• M11: 4,024,332 km (0.043 R)
• M12: 4,332,953 km (0.06 R)
• M13: 4,693,932 km (0.105 R)
• M14: 4,997,018 km (0.075 R)
• M15: 5,153,347 km (0.113 R)
• M16: 6,295,527 km (0.099 R)
• M17: 7,596,430 km (0.105 R)
• M18: 8,282,337 km (0.115 R)
• M19: 10,145,279 km (0.119 R)
• M20: 10,396,154 km (0.083 R)
• M21: 17,551,271 km (0.097 R)
• M22: 20,985,888 km (0.114 R)
• M23: 24,281,081 km (0.087 R)
• M24: 25,759,706 km (0.057 R)
• M25: 28,150,280 km (0.117 R)
• M26: 30,684,618 km (0.118 R)
• M27: 35,478,033 km (0.12 R)
• M28: 38,885,573 km (0.06 R)
• M29: 44,814,286 km (0.088 R)
• M30: 50,950,940 km (0.117 R)
• M31: 54,123,911 km (0.057 R)
• M32: 62,522,036 km (0.045 R)
• M33: 64,642,138 km (0.036 R)
• M34: 69,249,154 km (0.105 R)
• M35: 70,150,780 km (0.034 R)
• M36: 75,725,694 km (0.113 R)
• M37: 78,376,718 km (0.1 R)
• M38: 82,594,181 km (0.073 R)
• M39: 84,118,135 km (0.044 R)

Kuiper Belt

Range: 30.2 - 48.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 297 - 10,644 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit