🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.96

Radius: 0.98

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 0.57 AU - 0.89 AU

Year: 239 Days

Day: 15.8 Hours

Environment

Temp: 173 °C

Axial Tilt: 22.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 85,178,961 km

• M1: 121,025 km (0.068 R)
• M2: 372,200 km (0.069 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.35

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 0.72 AU - 1.06 AU

Year: 321 Days

Day: 27.6 Hours

Environment

Temp: 15 °C

Axial Tilt: 39 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.86

Radius: 1.28

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 0.88 AU - 1.18 AU

Year: 400 Days

Day: 29.9 Hours

Environment

Temp: 4 °C

Axial Tilt: 173 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.66

Radius: 0.85

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 1.61 AU - 2.07 AU

Year: 956 Days

Day: 42.9 Hours

Environment

Temp: -72 °C

Axial Tilt: 43.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 85,178,961 km

• M1: 20,046 km (0.109 R)

Asteroid Belt

Center: 2.4 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 2.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 2.6 AU - 3.3 AU

Year: 1940 Days

Day: 18 Hours

Environment

Temp: -123 °C

Axial Tilt: 33.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 58.4

Radius: 13.4

Gravity: 0.33 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 4.42 AU - 5.58 AU

Year: 4281 Days

Day: 5.8 Hours

Environment

Temp: -158 °C

Axial Tilt: 12.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 85,178,961 km

• M1: 173,833 km (0.1 R)
• M2: 1,035,816 km (0.098 R)
• M3: 2,556,628 km (0.093 R)
• M4: 4,595,347 km (0.115 R)
• M5: 6,376,759 km (0.09 R)
• M6: 7,220,192 km (0.071 R)
• M7: 9,548,982 km (0.061 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 975.9

Radius: 10

Gravity: 9.76 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 8.37 AU - 8.65 AU

Year: 9505 Days

Day: 6.5 Hours

Environment

Temp: -175 °C

Axial Tilt: 44.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 85,178,961 km

• M1: 124,465 km (0.111 R)
• M2: 515,963 km (0.12 R)
• M3: 834,457 km (0.089 R)
• M4: 1,514,828 km (0.088 R)
• M5: 2,045,152 km (0.095 R)
• M6: 3,092,786 km (0.065 R)
• M7: 3,657,219 km (0.073 R)
• M8: 4,435,577 km (0.05 R)
• M9: 6,281,615 km (0.085 R)
• M10: 8,684,605 km (0.043 R)
• M11: 9,161,822 km (0.025 R)
• M12: 10,378,801 km (0.101 R)
• M13: 11,643,202 km (0.093 R)
• M14: 13,069,169 km (0.034 R)
• M15: 14,082,396 km (0.114 R)
• M16: 15,559,824 km (0.046 R)
• M17: 15,980,194 km (0.082 R)
• M18: 16,408,044 km (0.082 R)
• M19: 17,813,666 km (0.115 R)
• M20: 20,442,998 km (0.076 R)
• M21: 21,546,432 km (0.065 R)
• M22: 27,768,207 km (0.109 R)
• M23: 30,190,645 km (0.102 R)
• M24: 31,508,752 km (0.031 R)
• M25: 32,522,278 km (0.096 R)
• M26: 33,325,469 km (0.091 R)
• M27: 34,614,404 km (0.105 R)
• M28: 41,695,171 km (0.092 R)
• M29: 44,863,205 km (0.081 R)
• M30: 51,519,412 km (0.109 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 564

Radius: 5.3

Gravity: 20.08 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 16.01 AU - 17.37 AU

Year: 26107 Days

Day: 21.1 Hours

Environment

Temp: -208 °C

Axial Tilt: 18.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 85,178,961 km

• M1: 67,768 km (0.057 R)
• M2: 554,111 km (0.113 R)
• M3: 997,070 km (0.067 R)
• M4: 1,287,140 km (0.096 R)
• M5: 1,704,219 km (0.112 R)
• M6: 1,995,037 km (0.118 R)
• M7: 2,206,868 km (0.11 R)
• M8: 3,294,444 km (0.072 R)
• M9: 4,103,470 km (0.119 R)
• M10: 17,457,623 km (0.07 R)
• M11: 20,745,934 km (0.038 R)
• M12: 22,692,950 km (0.095 R)
• M13: 23,983,680 km (0.117 R)
• M14: 25,322,432 km (0.05 R)
• M15: 32,904,949 km (0.096 R)
• M16: 40,612,082 km (0.081 R)
• M17: 51,419,032 km (0.073 R)
• M18: 53,263,873 km (0.078 R)
• M19: 61,084,999 km (0.052 R)
• M20: 66,558,785 km (0.118 R)
• M21: 71,665,758 km (0.032 R)
• M22: 81,902,590 km (0.118 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 493 - 19,911 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit