🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.2

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 0.99 AU - 0.99 AU

Year: 345 Days

Day: 47.7 Hours

Environment

Temp: 127 °C

Axial Tilt: 48.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.43 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.66

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 1.35 AU - 1.51 AU

Year: 598 Days

Day: 27 Hours

Environment

Temp: -10 °C

Axial Tilt: 33.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.67

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 1.49 AU - 1.89 AU

Year: 769 Days

Day: 27.3 Hours

Environment

Temp: -34 °C

Axial Tilt: 169.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.23

Radius: 0.56

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 2.55 AU - 3.33 AU

Year: 1764 Days

Day: 29.7 Hours

Environment

Temp: -78 °C

Axial Tilt: 75.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 82,954,746 km

• M1: 58,642 km (0.091 R)

Asteroid Belt

Center: 5.85 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 8.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 926.1

Radius: 13.1

Gravity: 5.4 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 8.13 AU - 9.39 AU

Year: 9071 Days

Day: 9.6 Hours

Environment

Temp: -159 °C

Axial Tilt: 2.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 82,954,746 km

• M1: 165,006 km (0.044 R)
• M2: 648,058 km (0.066 R)
• M3: 1,137,243 km (0.089 R)
• M4: 1,893,759 km (0.057 R)
• M5: 2,752,451 km (0.059 R)
• M6: 3,989,775 km (0.104 R)
• M7: 6,500,327 km (0.119 R)
• M8: 8,176,122 km (0.092 R)
• M9: 9,234,078 km (0.109 R)
• M10: 10,022,459 km (0.111 R)
• M11: 10,695,649 km (0.106 R)
• M12: 11,565,411 km (0.109 R)
• M13: 12,132,537 km (0.062 R)
• M14: 16,213,417 km (0.049 R)
• M15: 19,340,761 km (0.092 R)
• M16: 19,898,611 km (0.111 R)
• M17: 20,385,103 km (0.118 R)
• M18: 36,732,710 km (0.109 R)
• M19: 40,625,396 km (0.097 R)
• M20: 44,646,437 km (0.094 R)
• M21: 47,039,106 km (0.067 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 534.4

Radius: 8.1

Gravity: 8.15 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 8.84 AU - 9.62 AU

Year: 9810 Days

Day: 14.2 Hours

Environment

Temp: -175 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 82,954,746 km

• M1: 120,576 km (0.116 R)
• M2: 589,266 km (0.07 R)
• M3: 928,105 km (0.056 R)
• M4: 1,297,911 km (0.037 R)
• M5: 2,338,215 km (0.082 R)
• M6: 2,718,941 km (0.074 R)
• M7: 3,074,535 km (0.098 R)
• M8: 3,508,519 km (0.092 R)
• M9: 4,729,537 km (0.086 R)
• M10: 4,998,364 km (0.105 R)
• M11: 6,608,336 km (0.107 R)
• M12: 7,059,673 km (0.025 R)
• M13: 9,395,644 km (0.088 R)
• M14: 11,441,544 km (0.069 R)
• M15: 12,092,445 km (0.082 R)
• M16: 15,789,158 km (0.073 R)
• M17: 17,288,876 km (0.093 R)
• M18: 19,105,593 km (0.1 R)
• M19: 20,411,433 km (0.107 R)
• M20: 21,449,343 km (0.062 R)
• M21: 23,114,367 km (0.114 R)
• M22: 28,134,423 km (0.1 R)
• M23: 34,389,858 km (0.089 R)
• M24: 34,724,807 km (0.077 R)
• M25: 35,401,588 km (0.11 R)
• M26: 39,647,475 km (0.052 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 681.1

Radius: 7.6

Gravity: 11.79 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 14.22 AU - 18.2 AU

Year: 22832 Days

Day: 23.1 Hours

Environment

Temp: -194 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 82,954,746 km

• M1: 94,546 km (0.108 R)
• M2: 336,745 km (0.083 R)
• M3: 708,944 km (0.08 R)
• M4: 1,197,531 km (0.111 R)
• M5: 2,221,678 km (0.1 R)
• M6: 3,181,797 km (0.094 R)
• M7: 3,526,770 km (0.098 R)
• M8: 3,992,767 km (0.073 R)
• M9: 6,774,839 km (0.12 R)
• M10: 9,489,143 km (0.08 R)
• M11: 10,893,119 km (0.1 R)
• M12: 12,084,666 km (0.101 R)
• M13: 12,925,705 km (0.101 R)
• M14: 13,360,735 km (0.104 R)
• M15: 13,805,340 km (0.061 R)
• M16: 14,802,560 km (0.066 R)
• M17: 15,198,695 km (0.045 R)
• M18: 18,443,473 km (0.117 R)
• M19: 18,902,140 km (0.104 R)
• M20: 21,714,131 km (0.08 R)
• M21: 22,536,321 km (0.115 R)
• M22: 30,002,451 km (0.088 R)
• M23: 36,468,221 km (0.031 R)
• M24: 42,519,006 km (0.095 R)
• M25: 42,998,018 km (0.079 R)
• M26: 43,966,964 km (0.106 R)
• M27: 49,206,031 km (0.101 R)
• M28: 57,724,283 km (0.118 R)
• M29: 59,101,032 km (0.114 R)
• M30: 59,897,641 km (0.033 R)
• M31: 63,570,568 km (0.051 R)
• M32: 67,174,680 km (0.109 R)
• M33: 75,485,141 km (0.077 R)
• M34: 78,081,861 km (0.07 R)

Kuiper Belt

Range: 31.4 - 61.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 232 - 17,681 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit