🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.56

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 0.46 AU - 0.62 AU

Year: 260 Days

Day: 27.2 Hours

Environment

Temp: -131 °C

Axial Tilt: 32 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 0.86 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 602.5

Radius: 10.7

Gravity: 5.26 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 0.98 AU - 1.38 AU

Year: 841 Days

Day: 9.6 Hours

Environment

Temp: -168 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 74,224,982 km

• M1: 133,142 km (0.095 R)
• M2: 483,351 km (0.107 R)
• M3: 823,387 km (0.05 R)
• M4: 1,179,729 km (0.085 R)
• M5: 1,818,213 km (0.101 R)
• M6: 2,345,545 km (0.075 R)
• M7: 2,744,223 km (0.064 R)
• M8: 3,427,736 km (0.046 R)
• M9: 3,795,597 km (0.11 R)
• M10: 4,174,229 km (0.073 R)
• M11: 4,954,981 km (0.112 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 674.5

Radius: 11.1

Gravity: 5.47 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 2.35 AU - 2.51 AU

Year: 2485 Days

Day: 9.6 Hours

Environment

Temp: -201 °C

Axial Tilt: 7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 74,224,982 km

• M1: 138,079 km (0.09 R)
• M2: 774,468 km (0.073 R)
• M3: 1,189,303 km (0.084 R)
• M4: 1,877,304 km (0.11 R)
• M5: 2,533,440 km (0.05 R)
• M6: 3,019,334 km (0.11 R)
• M7: 3,788,716 km (0.105 R)
• M8: 4,240,352 km (0.058 R)
• M9: 6,257,978 km (0.117 R)
• M10: 7,209,271 km (0.049 R)
• M11: 7,567,259 km (0.116 R)
• M12: 9,017,161 km (0.035 R)
• M13: 10,379,100 km (0.093 R)
• M14: 13,019,503 km (0.112 R)
• M15: 14,284,203 km (0.103 R)
• M16: 14,802,859 km (0.076 R)
• M17: 15,236,543 km (0.095 R)
• M18: 15,728,271 km (0.115 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 425.2

Radius: 13.6

Gravity: 2.3 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 2.02 AU - 3.32 AU

Year: 2862 Days

Day: 6.7 Hours

Environment

Temp: -200 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 74,224,982 km

• M1: 169,644 km (0.031 R)
• M2: 740,061 km (0.076 R)
• M3: 1,236,726 km (0.108 R)
• M4: 1,667,418 km (0.098 R)
• M5: 2,114,267 km (0.049 R)
• M6: 2,656,559 km (0.1 R)
• M7: 3,241,487 km (0.116 R)
• M8: 4,280,294 km (0.096 R)
• M9: 5,157,087 km (0.118 R)
• M10: 5,626,675 km (0.067 R)
• M11: 6,571,236 km (0.103 R)
• M12: 7,067,751 km (0.091 R)
• M13: 7,648,790 km (0.079 R)
• M14: 9,481,812 km (0.08 R)
• M15: 10,262,414 km (0.06 R)
• M16: 11,791,155 km (0.086 R)
• M17: 13,379,734 km (0.084 R)
• M18: 14,408,070 km (0.108 R)
• M19: 15,584,957 km (0.119 R)
• M20: 16,421,059 km (0.049 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.49 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 481.1

Radius: 7.4

Gravity: 8.79 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 5.7 AU - 7.28 AU

Year: 10846 Days

Day: 23.3 Hours

Environment

Temp: -232 °C

Axial Tilt: 43.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 74,224,982 km

• M1: 92,003 km (0.073 R)
• M2: 440,416 km (0.118 R)
• M3: 704,756 km (0.114 R)
• M4: 1,109,418 km (0.062 R)
• M5: 1,764,507 km (0.117 R)
• M6: 2,310,838 km (0.112 R)
• M7: 3,118,218 km (0.096 R)
• M8: 4,047,370 km (0.073 R)
• M9: 5,405,270 km (0.105 R)
• M10: 6,812,388 km (0.07 R)
• M11: 7,724,037 km (0.106 R)
• M12: 7,974,763 km (0.085 R)
• M13: 9,170,798 km (0.057 R)
• M14: 10,130,618 km (0.111 R)
• M15: 15,030,547 km (0.093 R)
• M16: 22,306,688 km (0.083 R)
• M17: 22,816,069 km (0.108 R)
• M18: 24,570,104 km (0.115 R)
• M19: 28,741,641 km (0.109 R)
• M20: 30,680,579 km (0.086 R)
• M21: 32,379,562 km (0.079 R)
• M22: 42,597,395 km (0.104 R)
• M23: 43,381,288 km (0.099 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 754.1

Radius: 7.8

Gravity: 12.39 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 8.22 AU - 10.22 AU

Year: 18366 Days

Day: 23.9 Hours

Environment

Temp: -228 °C

Axial Tilt: 48.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 74,224,982 km

• M1: 97,687 km (0.087 R)
• M2: 406,308 km (0.077 R)
• M3: 1,160,730 km (0.119 R)
• M4: 1,588,729 km (0.101 R)
• M5: 1,942,528 km (0.077 R)
• M6: 2,525,960 km (0.105 R)
• M7: 2,834,281 km (0.088 R)
• M8: 3,140,957 km (0.08 R)
• M9: 3,943,849 km (0.098 R)
• M10: 6,673,411 km (0.026 R)
• M11: 8,346,364 km (0.094 R)
• M12: 8,606,216 km (0.046 R)
• M13: 9,643,827 km (0.06 R)
• M14: 10,460,033 km (0.084 R)
• M15: 13,325,430 km (0.032 R)
• M16: 13,897,343 km (0.091 R)
• M17: 14,189,358 km (0.053 R)
• M18: 14,560,211 km (0.051 R)
• M19: 16,675,675 km (0.042 R)
• M20: 17,849,420 km (0.093 R)
• M21: 19,895,769 km (0.101 R)
• M22: 23,611,481 km (0.105 R)
• M23: 25,414,135 km (0.086 R)
• M24: 26,965,914 km (0.117 R)
• M25: 27,996,344 km (0.116 R)
• M26: 29,410,642 km (0.076 R)
• M27: 32,894,926 km (0.109 R)
• M28: 34,203,309 km (0.086 R)
• M29: 34,602,436 km (0.093 R)
• M30: 37,908,400 km (0.108 R)
• M31: 52,003,361 km (0.11 R)
• M32: 54,497,308 km (0.093 R)
• M33: 56,511,942 km (0.117 R)
• M34: 59,914,845 km (0.081 R)
• M35: 66,091,442 km (0.091 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: 321 - 18,759 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit