🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.36

Radius: 1.41

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 0.86 AU - 1.3 AU

Year: 410 Days

Day: 26 Hours

Environment

Temp: 28 °C

Axial Tilt: 0.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 86,483,690 km

• M1: 35,006 km (0.096 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.5

Radius: 0.76

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 1.66 AU - 2.2 AU

Year: 979 Days

Day: 24.6 Hours

Environment

Temp: -56 °C

Axial Tilt: 33.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.43

Radius: 0.71

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 2.52 AU - 3.46 AU

Year: 1888 Days

Day: 23.8 Hours

Environment

Temp: -92 °C

Axial Tilt: 36 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.11 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 9.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 121.5

Radius: 10.6

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 9.07 AU - 9.37 AU

Year: 10226 Days

Day: 9.4 Hours

Environment

Temp: -173 °C

Axial Tilt: 24.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 86,483,690 km

• M1: 174,282 km (0.063 R)
• M2: 643,869 km (0.107 R)
• M3: 1,109,418 km (0.071 R)
• M4: 3,532,155 km (0.091 R)
• M5: 5,690,404 km (0.108 R)
• M6: 6,552,536 km (0.081 R)
• M7: 7,064,311 km (0.087 R)
• M8: 9,745,254 km (0.07 R)
• M9: 10,370,274 km (0.037 R)
• M10: 11,425,537 km (0.076 R)
• M11: 14,535,228 km (0.084 R)
• M12: 17,254,170 km (0.037 R)
• M13: 25,656,932 km (0.115 R)
• M14: 26,208,500 km (0.072 R)

Planet 5 - Gas Giant

Semi-Major Axis: 10.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 284.8

Radius: 11.5

Gravity: 2.15 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 9.47 AU - 11.05 AU

Year: 12004 Days

Day: 13.1 Hours

Environment

Temp: -175 °C

Axial Tilt: 43 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 86,483,690 km

• M1: 143,764 km (0.113 R)
• M2: 565,929 km (0.049 R)
• M3: 1,959,583 km (0.112 R)
• M4: 2,387,432 km (0.114 R)
• M5: 3,344,260 km (0.049 R)
• M6: 6,625,091 km (0.084 R)
• M7: 7,405,095 km (0.107 R)
• M8: 7,998,998 km (0.076 R)
• M9: 14,798,969 km (0.106 R)
• M10: 15,486,820 km (0.053 R)
• M11: 17,957,878 km (0.115 R)
• M12: 19,030,794 km (0.109 R)
• M13: 21,699,919 km (0.106 R)
• M14: 25,045,077 km (0.07 R)
• M15: 30,086,525 km (0.119 R)
• M16: 33,479,106 km (0.117 R)
• M17: 34,555,463 km (0.102 R)
• M18: 36,438,152 km (0.052 R)

Asteroid Belt

Center: 11.49 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 12.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 30.5

Radius: 5.3

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 11.53 AU - 13.89 AU

Year: 16550 Days

Day: 15.8 Hours

Environment

Temp: -190 °C

Axial Tilt: 46.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 86,483,690 km

• M1: 106,813 km (0.068 R)
• M2: 397,781 km (0.113 R)
• M3: 1,099,844 km (0.11 R)
• M4: 1,504,805 km (0.087 R)
• M5: 1,885,681 km (0.103 R)
• M6: 2,871,830 km (0.054 R)
• M7: 3,360,716 km (0.083 R)
• M8: 4,525,485 km (0.094 R)
• M9: 5,797,815 km (0.082 R)
• M10: 6,106,884 km (0.106 R)
• M11: 6,426,725 km (0.115 R)
• M12: 7,005,668 km (0.083 R)
• M13: 7,421,251 km (0.055 R)
• M14: 18,464,416 km (0.112 R)
• M15: 19,380,105 km (0.102 R)
• M16: 20,325,713 km (0.072 R)
• M17: 22,997,082 km (0.108 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 904.4

Radius: 3.3

Gravity: 83.05 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 13.79 AU - 16.09 AU

Year: 21092 Days

Day: 19.3 Hours

Environment

Temp: -188 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 86,483,690 km

• M1: 44,730 km (0.119 R)
• M2: 310,116 km (0.053 R)
• M3: 588,368 km (0.07 R)
• M4: 1,508,395 km (0.101 R)
• M5: 2,421,990 km (0.049 R)
• M6: 3,119,415 km (0.111 R)
• M7: 6,219,382 km (0.108 R)
• M8: 6,676,852 km (0.119 R)
• M9: 7,658,513 km (0.111 R)
• M10: 7,813,497 km (0.066 R)
• M11: 8,676,377 km (0.108 R)
• M12: 12,055,793 km (0.091 R)
• M13: 14,034,225 km (0.105 R)
• M14: 14,422,880 km (0.052 R)
• M15: 15,384,944 km (0.115 R)
• M16: 16,303,774 km (0.076 R)
• M17: 17,525,091 km (0.118 R)
• M18: 19,855,527 km (0.064 R)
• M19: 20,148,290 km (0.111 R)
• M20: 21,145,210 km (0.107 R)
• M21: 21,758,861 km (0.061 R)
• M22: 23,890,032 km (0.106 R)
• M23: 24,221,391 km (0.079 R)
• M24: 24,667,642 km (0.104 R)
• M25: 25,807,727 km (0.11 R)
• M26: 25,923,516 km (0.116 R)
• M27: 29,563,980 km (0.109 R)
• M28: 33,807,024 km (0.051 R)
• M29: 34,927,812 km (0.114 R)
• M30: 39,351,421 km (0.06 R)
• M31: 42,337,693 km (0.106 R)
• M32: 44,966,876 km (0.118 R)
• M33: 45,471,619 km (0.102 R)
• M34: 48,227,810 km (0.04 R)
• M35: 51,826,836 km (0.082 R)
• M36: 58,149,590 km (0.115 R)
• M37: 58,949,340 km (0.054 R)
• M38: 68,456,285 km (0.116 R)
• M39: 70,246,822 km (0.101 R)
• M40: 70,926,295 km (0.108 R)
• M41: 78,205,129 km (0.107 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 295 - 11,064 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit