🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.53

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 0.61 AU - 0.79 AU

Year: 222 Days

Day: 16.2 Hours

Environment

Temp: 150 °C

Axial Tilt: 38.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.45

Radius: 1.82

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 1.29 AU - 1.31 AU

Year: 561 Days

Day: 23.4 Hours

Environment

Temp: -39 °C

Axial Tilt: 12.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.7

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 1.69 AU - 2.65 AU

Year: 1211 Days

Day: 25.3 Hours

Environment

Temp: -81 °C

Axial Tilt: 9.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.74 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 844.7

Radius: 13.1

Gravity: 4.92 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 4.25 AU - 6.35 AU

Year: 4621 Days

Day: 9.9 Hours

Environment

Temp: -142 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 86,664,252 km

• M1: 162,912 km (0.077 R)
• M2: 955,482 km (0.074 R)
• M3: 1,364,033 km (0.089 R)
• M4: 1,893,311 km (0.102 R)
• M5: 2,643,993 km (0.063 R)
• M6: 3,983,043 km (0.077 R)
• M7: 5,219,919 km (0.096 R)
• M8: 5,674,995 km (0.073 R)
• M9: 6,375,861 km (0.034 R)
• M10: 8,325,570 km (0.07 R)
• M11: 9,272,525 km (0.107 R)
• M12: 12,597,337 km (0.028 R)
• M13: 15,059,718 km (0.075 R)
• M14: 15,518,685 km (0.102 R)
• M15: 16,164,948 km (0.1 R)
• M16: 19,130,725 km (0.113 R)
• M17: 21,060,538 km (0.104 R)
• M18: 22,890,569 km (0.101 R)
• M19: 23,805,659 km (0.102 R)
• M20: 26,864,935 km (0.092 R)
• M21: 29,191,780 km (0.068 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 463.6

Radius: 13

Gravity: 2.74 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 7.01 AU - 9.05 AU

Year: 8618 Days

Day: 7.1 Hours

Environment

Temp: -171 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 86,664,252 km

• M1: 255,064 km (0.042 R)
• M2: 933,790 km (0.071 R)
• M3: 1,428,660 km (0.069 R)
• M4: 1,932,356 km (0.096 R)
• M5: 4,203,251 km (0.115 R)
• M6: 5,195,833 km (0.078 R)
• M7: 8,989,336 km (0.082 R)
• M8: 12,306,370 km (0.104 R)
• M9: 17,218,865 km (0.118 R)
• M10: 18,310,181 km (0.082 R)
• M11: 18,801,909 km (0.096 R)
• M12: 27,643,742 km (0.059 R)
• M13: 36,209,566 km (0.104 R)

Planet 6 - Ice Giant

Semi-Major Axis: 17.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 510.7

Radius: 5.1

Gravity: 19.63 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 16.21 AU - 19.15 AU

Year: 28156 Days

Day: 15.8 Hours

Environment

Temp: -208 °C

Axial Tilt: 131.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 86,664,252 km

• M1: 76,295 km (0.098 R)
• M2: 568,472 km (0.064 R)
• M3: 1,305,989 km (0.092 R)
• M4: 1,806,095 km (0.108 R)
• M5: 1,984,865 km (0.066 R)
• M6: 3,467,230 km (0.102 R)
• M7: 3,872,790 km (0.055 R)
• M8: 5,523,153 km (0.107 R)
• M9: 5,901,935 km (0.114 R)
• M10: 6,119,750 km (0.059 R)
• M11: 6,853,228 km (0.104 R)
• M12: 9,943,172 km (0.109 R)
• M13: 10,127,626 km (0.108 R)
• M14: 14,708,762 km (0.107 R)
• M15: 16,185,891 km (0.12 R)
• M16: 22,342,292 km (0.087 R)
• M17: 22,978,831 km (0.116 R)
• M18: 24,847,758 km (0.046 R)
• M19: 30,797,564 km (0.092 R)
• M20: 35,014,130 km (0.061 R)
• M21: 42,437,475 km (0.066 R)
• M22: 48,514,589 km (0.103 R)
• M23: 51,026,338 km (0.111 R)
• M24: 51,759,517 km (0.098 R)
• M25: 60,091,071 km (0.109 R)
• M26: 75,728,537 km (0.047 R)
• M27: 76,922,028 km (0.115 R)
• M28: 80,083,480 km (0.089 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 477 - 12,180 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit