🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.36

Radius: 0.66

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 0.51 AU - 0.75 AU

Year: 183 Days

Day: 33.6 Hours

Environment

Temp: 151 °C

Axial Tilt: 36.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 56,061,091 km

• M1: 42,486 km (0.081 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.92

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 0.56 AU - 0.76 AU

Year: 196 Days

Day: 15.1 Hours

Environment

Temp: 135 °C

Axial Tilt: 16.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.58

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 1.68 AU - 1.94 AU

Year: 889 Days

Day: 43.7 Hours

Environment

Temp: -54 °C

Axial Tilt: 8.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.74

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 1.6 AU - 2.14 AU

Year: 934 Days

Day: 42.3 Hours

Environment

Temp: -62 °C

Axial Tilt: 3.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 56,061,091 km

• M1: 85,271 km (0.092 R)
• M2: 839,094 km (0.102 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.47

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 3.4 AU - 3.82 AU

Year: 2505 Days

Day: 27.7 Hours

Environment

Temp: -108 °C

Axial Tilt: 3.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.55 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 439.5

Radius: 11.8

Gravity: 3.16 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 5.13 AU - 5.83 AU

Year: 4686 Days

Day: 8.3 Hours

Environment

Temp: -144 °C

Axial Tilt: 48.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 56,061,091 km

• M1: 146,756 km (0.111 R)
• M2: 538,852 km (0.113 R)
• M3: 1,062,294 km (0.099 R)
• M4: 1,595,012 km (0.09 R)
• M5: 3,964,643 km (0.086 R)
• M6: 4,408,200 km (0.042 R)
• M7: 4,884,819 km (0.108 R)
• M8: 5,998,725 km (0.118 R)
• M9: 6,707,221 km (0.077 R)
• M10: 7,339,720 km (0.074 R)
• M11: 7,908,192 km (0.097 R)
• M12: 9,095,700 km (0.118 R)
• M13: 10,398,548 km (0.083 R)
• M14: 12,510,571 km (0.083 R)
• M15: 14,529,244 km (0.12 R)
• M16: 17,042,638 km (0.112 R)
• M17: 18,341,746 km (0.05 R)
• M18: 20,153,825 km (0.086 R)
• M19: 21,605,972 km (0.111 R)
• M20: 22,774,929 km (0.091 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 821.8

Radius: 11.9

Gravity: 5.8 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 6.34 AU - 8.48 AU

Year: 7367 Days

Day: 10.9 Hours

Environment

Temp: -168 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 56,061,091 km

• M1: 147,952 km (0.109 R)
• M2: 1,047,035 km (0.086 R)
• M3: 1,530,087 km (0.073 R)
• M4: 2,566,202 km (0.1 R)
• M5: 3,485,630 km (0.052 R)
• M6: 4,125,311 km (0.112 R)
• M7: 4,929,549 km (0.072 R)
• M8: 6,002,615 km (0.059 R)
• M9: 7,734,360 km (0.102 R)
• M10: 8,780,797 km (0.056 R)
• M11: 9,637,394 km (0.041 R)
• M12: 10,698,043 km (0.119 R)
• M13: 11,308,552 km (0.076 R)
• M14: 14,045,594 km (0.098 R)
• M15: 16,519,046 km (0.108 R)
• M16: 18,177,936 km (0.118 R)
• M17: 20,636,727 km (0.12 R)
• M18: 22,149,012 km (0.117 R)
• M19: 25,482,352 km (0.102 R)
• M20: 27,692,211 km (0.043 R)
• M21: 28,263,975 km (0.086 R)
• M22: 29,530,021 km (0.06 R)
• M23: 39,591,226 km (0.094 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 858.9

Radius: 5.3

Gravity: 30.58 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 10.29 AU - 16.07 AU

Year: 17477 Days

Day: 22.8 Hours

Environment

Temp: -188 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 56,061,091 km

• M1: 65,973 km (0.098 R)
• M2: 421,268 km (0.075 R)
• M3: 885,769 km (0.092 R)
• M4: 1,222,663 km (0.106 R)
• M5: 1,746,256 km (0.081 R)
• M6: 2,341,506 km (0.109 R)
• M7: 2,661,795 km (0.114 R)
• M8: 4,112,745 km (0.111 R)
• M9: 5,499,068 km (0.067 R)
• M10: 15,143,643 km (0.049 R)
• M11: 16,823,477 km (0.092 R)
• M12: 17,837,153 km (0.088 R)
• M13: 20,359,373 km (0.117 R)
• M14: 21,509,631 km (0.109 R)
• M15: 23,007,554 km (0.063 R)
• M16: 23,212,354 km (0.094 R)
• M17: 25,437,173 km (0.116 R)
• M18: 26,320,848 km (0.087 R)
• M19: 32,057,029 km (0.07 R)
• M20: 32,312,691 km (0.086 R)
• M21: 39,591,525 km (0.111 R)
• M22: 40,329,791 km (0.113 R)
• M23: 48,897,560 km (0.087 R)
• M24: 52,532,639 km (0.082 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 243.4

Radius: 3.7

Gravity: 17.78 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 12.65 AU - 17.36 AU

Year: 21219 Days

Day: 19.4 Hours

Environment

Temp: -199 °C

Axial Tilt: 3.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 56,061,091 km

• M1: 56,997 km (0.059 R)
• M2: 335,997 km (0.068 R)
• M3: 610,509 km (0.085 R)
• M4: 1,053,468 km (0.112 R)
• M5: 1,558,361 km (0.115 R)
• M6: 1,747,303 km (0.026 R)
• M7: 2,040,814 km (0.078 R)
• M8: 3,878,474 km (0.067 R)
• M9: 4,049,614 km (0.093 R)
• M10: 4,982,058 km (0.108 R)
• M11: 5,750,991 km (0.116 R)
• M12: 8,105,362 km (0.111 R)
• M13: 15,217,095 km (0.114 R)
• M14: 18,287,891 km (0.118 R)
• M15: 23,114,816 km (0.062 R)
• M16: 23,582,908 km (0.097 R)
• M17: 25,222,351 km (0.113 R)
• M18: 27,663,638 km (0.061 R)
• M19: 30,257,965 km (0.063 R)
• M20: 33,128,000 km (0.095 R)
• M21: 33,603,422 km (0.084 R)
• M22: 37,571,804 km (0.07 R)
• M23: 37,700,608 km (0.119 R)
• M24: 38,479,564 km (0.12 R)
• M25: 39,668,119 km (0.106 R)
• M26: 39,935,600 km (0.054 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: 282 - 15,497 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit