🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.1

Radius: 1.35

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 1.01 AU - 1.33 AU

Year: 451 Days

Day: 21.4 Hours

Environment

Temp: 21 °C

Axial Tilt: 48.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 3.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.58

Radius: 1.67

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 3.34 AU - 4.48 AU

Year: 2756 Days

Day: 40.2 Hours

Environment

Temp: -120 °C

Axial Tilt: 26.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 4.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.94

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 3.45 AU - 4.65 AU

Year: 2905 Days

Day: 35.4 Hours

Environment

Temp: -124 °C

Axial Tilt: 11.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 42,433,345 km

• M1: 1,491,042 km (0.036 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.49

Radius: 0.75

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 3.62 AU - 6.03 AU

Year: 3772 Days

Day: 27.5 Hours

Environment

Temp: -129 °C

Axial Tilt: 35.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.25 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 962.6

Radius: 14.6

Gravity: 4.52 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 4.63 AU - 6.71 AU

Year: 4812 Days

Day: 10 Hours

Environment

Temp: -145 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 42,433,345 km

• M1: 181,911 km (0.099 R)
• M2: 646,263 km (0.115 R)
• M3: 1,504,805 km (0.117 R)
• M4: 1,995,037 km (0.113 R)
• M5: 2,458,043 km (0.071 R)
• M6: 3,169,530 km (0.093 R)
• M7: 4,039,143 km (0.116 R)
• M8: 4,531,170 km (0.066 R)
• M9: 8,034,154 km (0.109 R)
• M10: 9,999,271 km (0.101 R)
• M11: 10,674,556 km (0.084 R)
• M12: 11,476,550 km (0.081 R)
• M13: 12,116,680 km (0.037 R)
• M14: 13,739,816 km (0.085 R)
• M15: 14,237,080 km (0.031 R)
• M16: 15,385,543 km (0.025 R)
• M17: 16,225,535 km (0.089 R)
• M18: 17,159,325 km (0.085 R)
• M19: 17,866,623 km (0.101 R)
• M20: 19,477,493 km (0.079 R)
• M21: 22,147,965 km (0.114 R)
• M22: 23,141,594 km (0.114 R)
• M23: 26,048,729 km (0.097 R)
• M24: 26,641,137 km (0.074 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 575

Radius: 10.4

Gravity: 5.32 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 4.65 AU - 7.53 AU

Year: 5357 Days

Day: 6.2 Hours

Environment

Temp: -141 °C

Axial Tilt: 179 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 42,433,345 km

• M1: 129,402 km (0.119 R)
• M2: 454,179 km (0.109 R)
• M3: 788,231 km (0.063 R)
• M4: 1,276,070 km (0.116 R)
• M5: 1,670,410 km (0.119 R)
• M6: 2,102,000 km (0.063 R)
• M7: 2,799,425 km (0.045 R)
• M8: 4,625,716 km (0.105 R)
• M9: 4,962,909 km (0.063 R)
• M10: 5,485,156 km (0.119 R)
• M11: 5,923,178 km (0.12 R)
• M12: 6,869,534 km (0.068 R)
• M13: 9,842,194 km (0.11 R)
• M14: 10,314,773 km (0.117 R)
• M15: 10,983,625 km (0.112 R)
• M16: 12,016,748 km (0.084 R)
• M17: 12,557,096 km (0.089 R)
• M18: 14,604,043 km (0.095 R)
• M19: 15,735,901 km (0.114 R)
• M20: 16,204,591 km (0.098 R)
• M21: 17,417,381 km (0.059 R)
• M22: 19,281,969 km (0.11 R)
• M23: 20,228,175 km (0.082 R)
• M24: 22,067,032 km (0.116 R)
• M25: 22,952,353 km (0.092 R)
• M26: 23,631,676 km (0.05 R)
• M27: 25,589,314 km (0.091 R)
• M28: 26,731,494 km (0.087 R)
• M29: 28,163,894 km (0.111 R)
• M30: 28,855,335 km (0.105 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 430.8

Radius: 11.7

Gravity: 3.15 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 8.48 AU - 10.6 AU

Year: 10503 Days

Day: 7 Hours

Environment

Temp: -179 °C

Axial Tilt: 82.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 42,433,345 km

• M1: 150,795 km (0.037 R)
• M2: 782,696 km (0.058 R)
• M3: 1,264,551 km (0.035 R)
• M4: 1,792,930 km (0.092 R)
• M5: 2,654,016 km (0.118 R)
• M6: 4,050,662 km (0.101 R)
• M7: 4,507,982 km (0.104 R)
• M8: 7,532,253 km (0.09 R)
• M9: 11,024,465 km (0.103 R)
• M10: 11,651,879 km (0.078 R)
• M11: 17,985,703 km (0.043 R)
• M12: 19,451,314 km (0.077 R)
• M13: 21,959,621 km (0.092 R)
• M14: 22,953,549 km (0.104 R)
• M15: 26,207,303 km (0.095 R)
• M16: 27,419,943 km (0.054 R)
• M17: 27,992,155 km (0.029 R)
• M18: 28,963,494 km (0.099 R)
• M19: 29,358,283 km (0.068 R)
• M20: 33,074,593 km (0.106 R)
• M21: 35,719,334 km (0.073 R)

Kuiper Belt

Range: 30.8 - 55.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 351 - 12,196 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit