🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.3

Radius: 1.4

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 0.52 AU - 0.58 AU

Year: 146 Days

Day: 32.1 Hours

Environment

Temp: 257 °C

Axial Tilt: 31.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 42,961,763 km

• M1: 81,531 km (0.073 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.21

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 0.74 AU - 1.24 AU

Year: 353 Days

Day: 45.7 Hours

Environment

Temp: 133 °C

Axial Tilt: 45.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 2.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.59

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 2.14 AU - 2.26 AU

Year: 1169 Days

Day: 28.8 Hours

Environment

Temp: -68 °C

Axial Tilt: 35.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 5.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 909.4

Radius: 14.3

Gravity: 4.45 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 4.65 AU - 5.65 AU

Year: 4186 Days

Day: 12.4 Hours

Environment

Temp: -142 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 42,961,763 km

• M1: 177,872 km (0.091 R)
• M2: 663,616 km (0.092 R)
• M3: 1,289,384 km (0.092 R)
• M4: 1,969,905 km (0.116 R)
• M5: 3,219,945 km (0.04 R)
• M6: 3,753,261 km (0.09 R)
• M7: 4,490,928 km (0.108 R)
• M8: 5,748,298 km (0.083 R)
• M9: 6,226,263 km (0.077 R)
• M10: 6,993,551 km (0.097 R)
• M11: 8,911,844 km (0.086 R)
• M12: 10,271,240 km (0.035 R)
• M13: 12,838,340 km (0.042 R)
• M14: 14,351,821 km (0.061 R)
• M15: 18,427,615 km (0.048 R)
• M16: 20,009,912 km (0.061 R)
• M17: 22,404,226 km (0.055 R)
• M18: 23,368,235 km (0.1 R)
• M19: 23,822,414 km (0.101 R)
• M20: 25,379,279 km (0.078 R)
• M21: 28,522,629 km (0.096 R)
• M22: 29,216,015 km (0.114 R)

Asteroid Belt

Center: 5.69 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 198

Radius: 12.3

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 4.67 AU - 7.79 AU

Year: 5569 Days

Day: 7.4 Hours

Environment

Temp: -144 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 42,961,763 km

• M1: 153,338 km (0.117 R)
• M2: 646,113 km (0.112 R)
• M3: 1,276,219 km (0.107 R)
• M4: 2,017,327 km (0.11 R)
• M5: 2,407,030 km (0.088 R)
• M6: 2,945,432 km (0.06 R)
• M7: 3,620,119 km (0.064 R)
• M8: 4,035,702 km (0.093 R)
• M9: 5,156,040 km (0.077 R)
• M10: 5,948,759 km (0.098 R)
• M11: 7,029,305 km (0.056 R)
• M12: 7,584,911 km (0.12 R)
• M13: 9,139,084 km (0.07 R)
• M14: 9,540,305 km (0.049 R)
• M15: 11,854,434 km (0.117 R)
• M16: 15,680,998 km (0.062 R)
• M17: 17,508,187 km (0.109 R)
• M18: 21,262,196 km (0.11 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 144.4

Radius: 8.1

Gravity: 2.2 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 8.99 AU - 14.57 AU

Year: 14481 Days

Day: 5.7 Hours

Environment

Temp: -171 °C

Axial Tilt: 16.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 42,961,763 km

• M1: 101,876 km (0.047 R)
• M2: 447,746 km (0.093 R)
• M3: 1,026,092 km (0.08 R)
• M4: 1,339,200 km (0.085 R)
• M5: 1,813,874 km (0.056 R)
• M6: 2,098,709 km (0.096 R)
• M7: 4,152,986 km (0.067 R)
• M8: 5,220,666 km (0.079 R)
• M9: 5,583,292 km (0.053 R)
• M10: 7,965,937 km (0.11 R)
• M11: 9,468,199 km (0.119 R)
• M12: 10,809,045 km (0.081 R)
• M13: 11,449,323 km (0.084 R)
• M14: 11,702,293 km (0.107 R)
• M15: 12,859,882 km (0.114 R)
• M16: 17,050,268 km (0.11 R)
• M17: 18,121,837 km (0.114 R)
• M18: 20,031,005 km (0.082 R)
• M19: 22,541,706 km (0.1 R)
• M20: 24,915,077 km (0.099 R)
• M21: 35,862,050 km (0.11 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 80.8

Radius: 6.8

Gravity: 1.75 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 14.16 AU - 19.48 AU

Year: 24707 Days

Day: 17.9 Hours

Environment

Temp: -199 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 42,961,763 km

• M1: 91,255 km (0.085 R)
• M2: 459,415 km (0.114 R)
• M3: 1,046,138 km (0.113 R)
• M4: 1,463,366 km (0.088 R)
• M5: 2,418,848 km (0.101 R)
• M6: 3,589,601 km (0.082 R)
• M7: 5,006,442 km (0.071 R)
• M8: 7,736,155 km (0.105 R)
• M9: 8,108,953 km (0.097 R)
• M10: 8,321,232 km (0.072 R)
• M11: 8,668,598 km (0.036 R)
• M12: 12,750,825 km (0.083 R)
• M13: 16,627,803 km (0.118 R)
• M14: 19,130,426 km (0.073 R)
• M15: 22,787,047 km (0.06 R)
• M16: 23,639,306 km (0.083 R)
• M17: 25,046,872 km (0.087 R)
• M18: 26,231,089 km (0.039 R)
• M19: 26,509,640 km (0.103 R)
• M20: 33,038,989 km (0.083 R)
• M21: 37,429,986 km (0.063 R)
• M22: 42,067,669 km (0.093 R)

Kuiper Belt

Range: 30.6 - 53.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 403 - 18,052 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit