🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.55

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 0.77 AU - 0.81 AU

Year: 259 Days

Day: 18.8 Hours

Environment

Temp: 109 °C

Axial Tilt: 2.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 60,922,393 km

• M1: 244,593 km (0.097 R)
• M2: 322,982 km (0.106 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.39

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 1.02 AU - 1.12 AU

Year: 408 Days

Day: 43.8 Hours

Environment

Temp: 15 °C

Axial Tilt: 6.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 60,922,393 km

• M1: 198,367 km (0.095 R)
• M2: 530,624 km (0.086 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.42

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 0.87 AU - 1.31 AU

Year: 420 Days

Day: 32.7 Hours

Environment

Temp: 1 °C

Axial Tilt: 9.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 60,922,393 km

• M1: 272,717 km (0.09 R)
• M2: 289,472 km (0.102 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.71

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 1.96 AU - 2.52 AU

Year: 1237 Days

Day: 38.5 Hours

Environment

Temp: -78 °C

Axial Tilt: 36.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.66 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 546.6

Radius: 12.7

Gravity: 3.39 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 4.9 AU - 5.26 AU

Year: 4224 Days

Day: 6.5 Hours

Environment

Temp: -134 °C

Axial Tilt: 171.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 60,922,393 km

• M1: 158,125 km (0.031 R)
• M2: 758,312 km (0.078 R)
• M3: 1,197,232 km (0.04 R)
• M4: 1,644,679 km (0.108 R)
• M5: 2,053,829 km (0.106 R)
• M6: 3,156,515 km (0.094 R)
• M7: 3,675,470 km (0.094 R)
• M8: 5,240,413 km (0.088 R)
• M9: 5,971,797 km (0.114 R)
• M10: 6,925,783 km (0.039 R)
• M11: 7,406,740 km (0.111 R)
• M12: 8,152,486 km (0.103 R)
• M13: 8,725,894 km (0.073 R)
• M14: 9,636,496 km (0.093 R)
• M15: 10,525,706 km (0.073 R)
• M16: 12,421,261 km (0.089 R)
• M17: 13,036,706 km (0.044 R)
• M18: 15,165,035 km (0.116 R)
• M19: 17,050,417 km (0.105 R)
• M20: 19,779,830 km (0.093 R)
• M21: 23,568,097 km (0.098 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 630

Radius: 13.4

Gravity: 3.51 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 7.03 AU - 10.99 AU

Year: 9978 Days

Day: 7 Hours

Environment

Temp: -167 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 60,922,393 km

• M1: 169,644 km (0.088 R)
• M2: 784,042 km (0.053 R)
• M3: 1,369,419 km (0.07 R)
• M4: 1,941,780 km (0.088 R)
• M5: 2,813,487 km (0.09 R)
• M6: 3,316,734 km (0.106 R)
• M7: 3,828,509 km (0.119 R)
• M8: 4,478,212 km (0.097 R)
• M9: 4,951,390 km (0.088 R)
• M10: 5,999,024 km (0.06 R)
• M11: 6,538,773 km (0.048 R)
• M12: 7,551,401 km (0.066 R)
• M13: 8,138,573 km (0.109 R)
• M14: 10,850,184 km (0.055 R)
• M15: 11,653,824 km (0.066 R)
• M16: 12,962,805 km (0.091 R)
• M17: 15,602,609 km (0.108 R)
• M18: 17,334,204 km (0.045 R)
• M19: 19,577,275 km (0.1 R)
• M20: 23,383,194 km (0.115 R)
• M21: 24,002,679 km (0.117 R)
• M22: 24,451,772 km (0.107 R)
• M23: 25,739,361 km (0.096 R)
• M24: 29,155,727 km (0.049 R)
• M25: 31,131,616 km (0.053 R)
• M26: 33,195,169 km (0.089 R)
• M27: 35,117,651 km (0.099 R)
• M28: 39,806,647 km (0.093 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 243.9

Radius: 10.3

Gravity: 2.3 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 8.67 AU - 11.31 AU

Year: 11650 Days

Day: 7.8 Hours

Environment

Temp: -170 °C

Axial Tilt: 24.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 60,922,393 km

• M1: 128,654 km (0.081 R)
• M2: 527,183 km (0.086 R)
• M3: 1,244,804 km (0.085 R)
• M4: 2,386,086 km (0.105 R)
• M5: 2,985,525 km (0.027 R)
• M6: 3,824,619 km (0.117 R)
• M7: 4,619,881 km (0.078 R)
• M8: 6,030,889 km (0.106 R)
• M9: 6,641,098 km (0.12 R)
• M10: 8,847,816 km (0.109 R)
• M11: 10,566,098 km (0.109 R)
• M12: 12,124,309 km (0.102 R)
• M13: 17,849,120 km (0.085 R)
• M14: 18,261,711 km (0.107 R)
• M15: 19,177,699 km (0.092 R)
• M16: 21,562,439 km (0.086 R)
• M17: 23,230,904 km (0.034 R)
• M18: 27,546,952 km (0.069 R)
• M19: 31,065,494 km (0.102 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 865.7

Radius: 14.3

Gravity: 4.23 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 9.29 AU - 11.29 AU

Year: 12179 Days

Day: 7.2 Hours

Environment

Temp: -174 °C

Axial Tilt: 4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 60,922,393 km

• M1: 181,013 km (0.115 R)
• M2: 942,467 km (0.037 R)
• M3: 1,416,692 km (0.083 R)
• M4: 1,882,689 km (0.098 R)
• M5: 2,682,589 km (0.1 R)
• M6: 3,162,499 km (0.086 R)
• M7: 3,754,308 km (0.097 R)
• M8: 4,862,679 km (0.115 R)
• M9: 5,875,756 km (0.038 R)
• M10: 7,195,358 km (0.065 R)
• M11: 8,415,179 km (0.107 R)
• M12: 9,981,170 km (0.025 R)
• M13: 11,089,989 km (0.104 R)
• M14: 14,357,207 km (0.048 R)
• M15: 18,705,119 km (0.106 R)
• M16: 19,199,840 km (0.089 R)
• M17: 23,194,103 km (0.096 R)
• M18: 26,868,974 km (0.114 R)
• M19: 27,925,285 km (0.069 R)
• M20: 33,263,984 km (0.089 R)
• M21: 34,481,711 km (0.05 R)
• M22: 37,395,279 km (0.102 R)
• M23: 43,997,482 km (0.079 R)
• M24: 47,879,247 km (0.116 R)
• M25: 49,588,253 km (0.03 R)
• M26: 54,121,667 km (0.111 R)
• M27: 55,465,954 km (0.042 R)
• M28: 56,832,381 km (0.107 R)

Planet 9 - Gas Giant

Semi-Major Axis: 10.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 887.4

Radius: 10.1

Gravity: 8.7 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 8.42 AU - 12.62 AU

Year: 12589 Days

Day: 7.7 Hours

Environment

Temp: -174 °C

Axial Tilt: 105.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 60,922,393 km

• M1: 125,662 km (0.076 R)
• M2: 523,144 km (0.086 R)
• M3: 955,631 km (0.096 R)
• M4: 1,269,936 km (0.087 R)
• M5: 2,062,356 km (0.057 R)
• M6: 2,473,302 km (0.101 R)
• M7: 3,488,024 km (0.104 R)
• M8: 3,872,490 km (0.105 R)
• M9: 4,565,877 km (0.078 R)
• M10: 5,269,286 km (0.107 R)
• M11: 6,765,564 km (0.118 R)
• M12: 7,544,221 km (0.079 R)
• M13: 9,074,756 km (0.074 R)
• M14: 10,240,722 km (0.112 R)
• M15: 10,974,949 km (0.067 R)
• M16: 11,325,606 km (0.084 R)
• M17: 13,257,662 km (0.118 R)
• M18: 16,363,763 km (0.089 R)
• M19: 17,683,964 km (0.097 R)
• M20: 20,447,187 km (0.09 R)
• M21: 21,338,491 km (0.083 R)
• M22: 22,255,226 km (0.117 R)
• M23: 22,912,559 km (0.061 R)
• M24: 31,959,192 km (0.115 R)
• M25: 37,199,455 km (0.059 R)
• M26: 49,027,860 km (0.047 R)
• M27: 54,589,909 km (0.095 R)
• M28: 57,698,104 km (0.095 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 517 - 17,446 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit