🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 20.3

Radius: 10.6

Gravity: 0.18 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 0.7 AU - 0.78 AU

Year: 432 Days

Day: 5.9 Hours

Environment

Temp: -167 °C

Axial Tilt: 11.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 45,709,203 km

• M1: 132,544 km (0.05 R)
• M2: 636,689 km (0.093 R)
• M3: 986,000 km (0.085 R)
• M4: 1,399,787 km (0.052 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 190.4

Radius: 12.3

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 0.66 AU - 0.86 AU

Year: 449 Days

Day: 9.8 Hours

Environment

Temp: -169 °C

Axial Tilt: 24.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 45,709,203 km

• M1: 153,039 km (0.063 R)
• M2: 1,908,570 km (0.091 R)
• M3: 2,454,452 km (0.096 R)
• M4: 3,007,815 km (0.106 R)
• M5: 3,852,295 km (0.11 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 226.1

Radius: 13.6

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 0.72 AU - 0.9 AU

Year: 494 Days

Day: 8.7 Hours

Environment

Temp: -157 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 45,709,203 km

• M1: 169,195 km (0.068 R)
• M2: 731,982 km (0.089 R)
• M3: 1,299,856 km (0.108 R)
• M4: 1,930,112 km (0.12 R)
• M5: 2,459,239 km (0.029 R)
• M6: 3,075,134 km (0.116 R)
• M7: 4,322,481 km (0.041 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 684.4

Radius: 12.5

Gravity: 4.38 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 0.98 AU - 1.12 AU

Year: 730 Days

Day: 6.5 Hours

Environment

Temp: -177 °C

Axial Tilt: 24.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 45,709,203 km

• M1: 155,432 km (0.105 R)
• M2: 642,672 km (0.106 R)
• M3: 1,041,201 km (0.12 R)
• M4: 1,506,899 km (0.118 R)
• M5: 2,028,697 km (0.112 R)
• M6: 2,527,306 km (0.037 R)
• M7: 3,070,048 km (0.062 R)
• M8: 4,052,756 km (0.119 R)
• M9: 4,601,331 km (0.071 R)
• M10: 5,057,904 km (0.105 R)
• M11: 5,714,040 km (0.098 R)
• M12: 7,837,881 km (0.112 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 805.3

Radius: 14.6

Gravity: 3.78 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 1.66 AU - 2.56 AU

Year: 2079 Days

Day: 14.2 Hours

Environment

Temp: -198 °C

Axial Tilt: 22.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 45,709,203 km

• M1: 181,612 km (0.094 R)
• M2: 655,987 km (0.106 R)
• M3: 1,419,385 km (0.12 R)
• M4: 2,471,506 km (0.098 R)
• M5: 2,948,424 km (0.052 R)
• M6: 3,609,946 km (0.069 R)
• M7: 4,091,951 km (0.06 R)
• M8: 6,312,432 km (0.062 R)
• M9: 7,045,162 km (0.094 R)
• M10: 8,616,538 km (0.051 R)
• M11: 9,588,924 km (0.097 R)
• M12: 10,484,866 km (0.108 R)
• M13: 11,125,594 km (0.112 R)
• M14: 12,033,802 km (0.066 R)
• M15: 13,033,714 km (0.058 R)
• M16: 13,598,147 km (0.107 R)
• M17: 14,178,737 km (0.078 R)
• M18: 14,822,606 km (0.097 R)
• M19: 16,517,699 km (0.062 R)
• M20: 17,127,759 km (0.109 R)

Planet 6 - Ice Giant

Semi-Major Axis: 5.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 513.9

Radius: 3.1

Gravity: 53.48 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 4.76 AU - 6.86 AU

Year: 9499 Days

Day: 15.3 Hours

Environment

Temp: -231 °C

Axial Tilt: 19.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 45,709,203 km

• M1: 38,596 km (0.098 R)
• M2: 156,479 km (0.1 R)
• M3: 364,869 km (0.078 R)
• M4: 486,343 km (0.055 R)
• M5: 1,162,525 km (0.119 R)
• M6: 1,577,210 km (0.087 R)
• M7: 1,780,215 km (0.058 R)
• M8: 1,903,783 km (0.097 R)
• M9: 2,729,563 km (0.087 R)
• M10: 4,131,295 km (0.052 R)
• M11: 4,717,718 km (0.079 R)
• M12: 4,925,061 km (0.084 R)
• M13: 5,715,087 km (0.072 R)
• M14: 5,815,318 km (0.12 R)
• M15: 6,659,499 km (0.031 R)
• M16: 7,149,282 km (0.088 R)
• M17: 7,502,034 km (0.062 R)
• M18: 9,535,518 km (0.085 R)
• M19: 11,532,500 km (0.077 R)
• M20: 14,460,729 km (0.064 R)
• M21: 14,960,834 km (0.11 R)
• M22: 15,472,459 km (0.053 R)
• M23: 16,128,146 km (0.033 R)
• M24: 16,530,415 km (0.12 R)
• M25: 16,665,951 km (0.089 R)
• M26: 21,325,326 km (0.118 R)
• M27: 25,769,580 km (0.118 R)
• M28: 30,486,999 km (0.07 R)
• M29: 33,316,792 km (0.108 R)
• M30: 33,750,327 km (0.057 R)
• M31: 34,739,618 km (0.108 R)
• M32: 37,472,023 km (0.09 R)
• M33: 40,713,210 km (0.117 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 290.7

Radius: 6.2

Gravity: 7.56 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 6.49 AU - 8.77 AU

Year: 14295 Days

Day: 21.1 Hours

Environment

Temp: -228 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 45,709,203 km

• M1: 77,641 km (0.1 R)
• M2: 297,401 km (0.079 R)
• M3: 505,790 km (0.094 R)
• M4: 1,530,685 km (0.109 R)
• M5: 2,084,347 km (0.075 R)
• M6: 2,407,329 km (0.119 R)
• M7: 2,868,090 km (0.059 R)
• M8: 3,859,176 km (0.053 R)
• M9: 4,125,460 km (0.094 R)
• M10: 5,123,577 km (0.107 R)
• M11: 5,412,900 km (0.114 R)
• M12: 5,712,993 km (0.083 R)
• M13: 6,273,836 km (0.079 R)
• M14: 8,483,396 km (0.105 R)
• M15: 9,354,056 km (0.025 R)
• M16: 10,082,298 km (0.112 R)
• M17: 10,434,751 km (0.087 R)
• M18: 12,378,925 km (0.115 R)
• M19: 12,724,795 km (0.071 R)
• M20: 14,552,282 km (0.109 R)
• M21: 21,483,002 km (0.117 R)
• M22: 23,704,531 km (0.077 R)
• M23: 25,421,765 km (0.105 R)
• M24: 25,793,515 km (0.101 R)
• M25: 32,791,554 km (0.092 R)
• M26: 35,148,768 km (0.112 R)
• M27: 39,448,510 km (0.088 R)
• M28: 40,575,730 km (0.048 R)
• M29: 41,467,183 km (0.092 R)
• M30: 42,763,299 km (0.056 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: 268 - 14,586 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit