🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.13

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 0.65 AU - 1.01 AU

Year: 263 Days

Day: 35.7 Hours

Environment

Temp: 138 °C

Axial Tilt: 5.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.57

Radius: 1.2

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 1.81 AU - 2.55 AU

Year: 1121 Days

Day: 39.6 Hours

Environment

Temp: -50 °C

Axial Tilt: 37.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.69

Radius: 1.49

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 2.64 AU - 2.84 AU

Year: 1580 Days

Day: 14.5 Hours

Environment

Temp: -75 °C

Axial Tilt: 29.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.58

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 2.57 AU - 3.53 AU

Year: 1855 Days

Day: 17.9 Hours

Environment

Temp: -87 °C

Axial Tilt: 6.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.62 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 758.4

Radius: 11.7

Gravity: 5.54 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 5.68 AU - 6.7 AU

Year: 5363 Days

Day: 5.3 Hours

Environment

Temp: -134 °C

Axial Tilt: 49.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 64,511,725 km

• M1: 147,055 km (0.087 R)
• M2: 516,711 km (0.117 R)
• M3: 1,097,600 km (0.109 R)
• M4: 1,905,578 km (0.084 R)
• M5: 3,056,135 km (0.104 R)
• M6: 3,955,966 km (0.099 R)
• M7: 4,545,083 km (0.118 R)
• M8: 5,052,219 km (0.105 R)
• M9: 7,219,743 km (0.073 R)
• M10: 7,837,133 km (0.03 R)
• M11: 8,608,310 km (0.054 R)
• M12: 9,012,524 km (0.118 R)
• M13: 10,528,399 km (0.083 R)
• M14: 11,808,957 km (0.102 R)
• M15: 12,359,626 km (0.094 R)
• M16: 13,350,862 km (0.039 R)
• M17: 15,432,367 km (0.102 R)
• M18: 16,334,891 km (0.11 R)
• M19: 18,377,650 km (0.049 R)
• M20: 19,322,809 km (0.115 R)
• M21: 20,371,041 km (0.098 R)
• M22: 21,604,625 km (0.093 R)
• M23: 22,202,119 km (0.116 R)
• M24: 22,964,320 km (0.075 R)
• M25: 24,220,194 km (0.119 R)
• M26: 25,687,002 km (0.081 R)
• M27: 26,188,902 km (0.057 R)
• M28: 28,262,329 km (0.113 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 989.5

Radius: 13.6

Gravity: 5.35 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 6.22 AU - 9.8 AU

Year: 7895 Days

Day: 12.8 Hours

Environment

Temp: -158 °C

Axial Tilt: 18.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 64,511,725 km

• M1: 169,195 km (0.056 R)
• M2: 723,007 km (0.06 R)
• M3: 1,181,524 km (0.111 R)
• M4: 1,610,571 km (0.063 R)
• M5: 2,095,866 km (0.081 R)
• M6: 3,784,677 km (0.119 R)
• M7: 4,628,558 km (0.117 R)
• M8: 5,462,716 km (0.081 R)
• M9: 6,250,498 km (0.037 R)
• M10: 7,799,883 km (0.039 R)
• M11: 8,619,829 km (0.115 R)
• M12: 9,074,008 km (0.091 R)
• M13: 11,000,979 km (0.112 R)
• M14: 11,810,303 km (0.112 R)
• M15: 12,371,744 km (0.089 R)
• M16: 13,187,501 km (0.066 R)
• M17: 13,669,655 km (0.109 R)
• M18: 14,351,821 km (0.119 R)
• M19: 15,318,523 km (0.12 R)
• M20: 15,784,221 km (0.057 R)
• M21: 17,597,646 km (0.099 R)
• M22: 22,306,838 km (0.071 R)
• M23: 24,676,767 km (0.113 R)
• M24: 25,595,747 km (0.115 R)
• M25: 27,210,207 km (0.102 R)
• M26: 32,351,437 km (0.094 R)
• M27: 34,464,208 km (0.032 R)
• M28: 35,265,304 km (0.064 R)
• M29: 37,863,969 km (0.1 R)
• M30: 41,096,779 km (0.103 R)
• M31: 41,997,657 km (0.113 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 272.5

Radius: 7.4

Gravity: 4.98 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 14.55 AU - 19.77 AU

Year: 24755 Days

Day: 15.6 Hours

Environment

Temp: -188 °C

Axial Tilt: 3.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 64,511,725 km

• M1: 92,302 km (0.056 R)
• M2: 520,002 km (0.097 R)
• M3: 750,233 km (0.073 R)
• M4: 1,417,141 km (0.117 R)
• M5: 1,848,880 km (0.088 R)
• M6: 2,242,771 km (0.04 R)
• M7: 2,760,380 km (0.085 R)
• M8: 3,489,221 km (0.115 R)
• M9: 4,435,128 km (0.104 R)
• M10: 7,171,872 km (0.074 R)
• M11: 8,994,123 km (0.069 R)
• M12: 10,011,987 km (0.038 R)
• M13: 11,224,328 km (0.104 R)
• M14: 12,791,516 km (0.118 R)
• M15: 14,076,412 km (0.095 R)
• M16: 17,458,670 km (0.096 R)
• M17: 23,246,163 km (0.117 R)
• M18: 23,639,156 km (0.113 R)
• M19: 34,200,616 km (0.09 R)
• M20: 42,805,785 km (0.083 R)
• M21: 50,582,780 km (0.102 R)
• M22: 56,553,829 km (0.109 R)
• M23: 57,801,924 km (0.076 R)
• M24: 61,843,760 km (0.06 R)

Kuiper Belt

Range: 31.5 - 48.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 528 - 18,145 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit