🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.52

Radius: 1.18

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 0.56 AU - 0.7 AU

Year: 178 Days

Day: 32.4 Hours

Environment

Temp: 218 °C

Axial Tilt: 19 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.01

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 1.94 AU - 2.8 AU

Year: 1301 Days

Day: 32.5 Hours

Environment

Temp: -74 °C

Axial Tilt: 3.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.51

Radius: 1.18

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 2.14 AU - 3.2 AU

Year: 1555 Days

Day: 13.4 Hours

Environment

Temp: -76 °C

Axial Tilt: 42.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 78,929,681 km

• M1: 27,526 km (0.093 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.74

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 3.6 AU - 3.7 AU

Year: 2486 Days

Day: 32.3 Hours

Environment

Temp: -101 °C

Axial Tilt: 48 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 78,929,681 km

• M1: 2,524,614 km (0.025 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.82

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 3.65 AU - 5.91 AU

Year: 3725 Days

Day: 12.2 Hours

Environment

Temp: -124 °C

Axial Tilt: 12.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.32 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 233.4

Radius: 14.9

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 5.17 AU - 6.55 AU

Year: 5056 Days

Day: 5.4 Hours

Environment

Temp: -149 °C

Axial Tilt: 43.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 78,929,681 km

• M1: 185,352 km (0.062 R)
• M2: 771,177 km (0.045 R)
• M3: 1,350,270 km (0.055 R)
• M4: 2,275,832 km (0.047 R)
• M5: 3,374,629 km (0.116 R)
• M6: 4,004,585 km (0.104 R)
• M7: 4,849,664 km (0.035 R)
• M8: 5,352,462 km (0.095 R)
• M9: 6,925,933 km (0.101 R)
• M10: 8,178,964 km (0.104 R)
• M11: 9,615,254 km (0.1 R)
• M12: 10,219,479 km (0.089 R)
• M13: 14,785,506 km (0.113 R)
• M14: 18,301,654 km (0.081 R)
• M15: 18,996,087 km (0.082 R)
• M16: 20,437,762 km (0.076 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 770.2

Radius: 14.5

Gravity: 3.66 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 5.3 AU - 6.82 AU

Year: 5317 Days

Day: 13.4 Hours

Environment

Temp: -154 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 78,929,681 km

• M1: 181,163 km (0.118 R)
• M2: 694,733 km (0.101 R)
• M3: 1,256,473 km (0.07 R)
• M4: 1,723,667 km (0.05 R)
• M5: 2,309,642 km (0.104 R)
• M6: 2,932,866 km (0.106 R)
• M7: 4,126,358 km (0.1 R)
• M8: 4,942,115 km (0.082 R)
• M9: 8,829,416 km (0.094 R)
• M10: 11,531,901 km (0.065 R)
• M11: 12,172,480 km (0.04 R)
• M12: 13,687,308 km (0.082 R)
• M13: 14,745,862 km (0.106 R)
• M14: 15,858,272 km (0.114 R)
• M15: 17,470,339 km (0.066 R)
• M16: 18,850,229 km (0.119 R)
• M17: 22,578,956 km (0.118 R)
• M18: 23,115,863 km (0.119 R)
• M19: 23,661,446 km (0.06 R)
• M20: 26,013,275 km (0.085 R)
• M21: 28,964,541 km (0.078 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 466.5

Radius: 14.5

Gravity: 2.22 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 5.51 AU - 8.93 AU

Year: 6915 Days

Day: 13.2 Hours

Environment

Temp: -156 °C

Axial Tilt: 27.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 78,929,681 km

• M1: 183,706 km (0.097 R)
• M2: 1,148,014 km (0.101 R)
• M3: 2,037,373 km (0.104 R)
• M4: 3,089,944 km (0.077 R)
• M5: 4,015,356 km (0.097 R)
• M6: 5,548,136 km (0.073 R)
• M7: 6,645,885 km (0.07 R)
• M8: 8,225,938 km (0.119 R)
• M9: 10,000,468 km (0.068 R)
• M10: 15,447,027 km (0.119 R)
• M11: 20,751,618 km (0.115 R)
• M12: 28,122,754 km (0.029 R)
• M13: 28,926,244 km (0.1 R)
• M14: 30,392,303 km (0.055 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 509.5

Radius: 7.9

Gravity: 8.16 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 13.21 AU - 20.35 AU

Year: 24501 Days

Day: 18.7 Hours

Environment

Temp: -197 °C

Axial Tilt: 18.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 78,929,681 km

• M1: 108,159 km (0.086 R)
• M2: 719,416 km (0.073 R)
• M3: 1,082,640 km (0.089 R)
• M4: 2,854,627 km (0.08 R)
• M5: 4,738,513 km (0.067 R)
• M6: 5,531,381 km (0.11 R)
• M7: 13,429,550 km (0.032 R)
• M8: 19,998,094 km (0.117 R)
• M9: 21,448,894 km (0.047 R)
• M10: 28,075,182 km (0.083 R)
• M11: 32,172,368 km (0.083 R)
• M12: 35,807,746 km (0.066 R)
• M13: 40,308,847 km (0.102 R)
• M14: 41,068,355 km (0.108 R)
• M15: 52,009,046 km (0.041 R)
• M16: 60,487,954 km (0.113 R)
• M17: 63,098,587 km (0.11 R)
• M18: 65,574,431 km (0.042 R)
• M19: 77,285,850 km (0.045 R)

Kuiper Belt

Range: 30.8 - 46.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 472 - 10,936 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit