🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.25

Radius: 1.38

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 0.71 AU - 0.77 AU

Year: 226 Days

Day: 43.6 Hours

Environment

Temp: 154 °C

Axial Tilt: 27.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.85

Radius: 1.28

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 2.71 AU - 2.91 AU

Year: 1671 Days

Day: 42.8 Hours

Environment

Temp: -80 °C

Axial Tilt: 23.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 76,612,235 km

• M1: 75,547 km (0.118 R)
• M2: 1,553,424 km (0.045 R)

Planet 3 - Terrestrial

Semi-Major Axis: 4.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1

Radius: 1

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 3.9 AU - 5.62 AU

Year: 3684 Days

Day: 32.4 Hours

Environment

Temp: -135 °C

Axial Tilt: 5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.1 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 15.3

Radius: 9.4

Gravity: 0.17 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 4.61 AU - 6.27 AU

Year: 4501 Days

Day: 11.9 Hours

Environment

Temp: -146 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 76,612,235 km

• M1: 144,362 km (0.107 R)
• M2: 496,815 km (0.103 R)
• M3: 1,208,900 km (0.078 R)
• M4: 2,889,184 km (0.096 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 387.7

Radius: 9.9

Gravity: 3.96 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 5.78 AU - 6.34 AU

Year: 5292 Days

Day: 10.6 Hours

Environment

Temp: -140 °C

Axial Tilt: 16.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 76,612,235 km

• M1: 123,418 km (0.088 R)
• M2: 466,745 km (0.081 R)
• M3: 792,719 km (0.088 R)
• M4: 1,307,785 km (0.115 R)
• M5: 2,413,612 km (0.104 R)
• M6: 3,160,704 km (0.093 R)
• M7: 4,879,434 km (0.046 R)
• M8: 5,755,928 km (0.069 R)
• M9: 6,128,726 km (0.085 R)
• M10: 6,671,616 km (0.11 R)
• M11: 8,865,469 km (0.06 R)
• M12: 10,756,087 km (0.112 R)
• M13: 11,367,643 km (0.06 R)
• M14: 13,194,083 km (0.12 R)
• M15: 13,591,715 km (0.108 R)
• M16: 16,147,445 km (0.097 R)
• M17: 17,657,934 km (0.079 R)
• M18: 21,159,572 km (0.068 R)
• M19: 21,636,190 km (0.117 R)
• M20: 24,647,296 km (0.063 R)
• M21: 25,099,082 km (0.095 R)

Asteroid Belt

Center: 7.46 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 8.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 614.8

Radius: 14.9

Gravity: 2.77 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 7.2 AU - 10.52 AU

Year: 9356 Days

Day: 13.6 Hours

Environment

Temp: -158 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 76,612,235 km

• M1: 185,352 km (0.111 R)
• M2: 1,052,271 km (0.097 R)
• M3: 1,711,250 km (0.089 R)
• M4: 2,257,432 km (0.047 R)
• M5: 2,738,090 km (0.032 R)
• M6: 3,220,842 km (0.099 R)
• M7: 4,671,044 km (0.041 R)
• M8: 5,494,879 km (0.071 R)
• M9: 6,742,376 km (0.091 R)
• M10: 9,651,307 km (0.115 R)
• M11: 10,133,311 km (0.03 R)
• M12: 14,716,990 km (0.082 R)
• M13: 15,749,963 km (0.097 R)
• M14: 16,352,094 km (0.114 R)
• M15: 17,745,000 km (0.081 R)
• M16: 18,470,550 km (0.12 R)
• M17: 19,903,548 km (0.097 R)
• M18: 24,115,925 km (0.107 R)
• M19: 25,368,807 km (0.045 R)
• M20: 27,043,106 km (0.111 R)
• M21: 30,199,771 km (0.091 R)
• M22: 31,973,104 km (0.072 R)
• M23: 33,157,022 km (0.036 R)
• M24: 39,396,300 km (0.086 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 285.1

Radius: 5.3

Gravity: 10.15 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 14.74 AU - 19.34 AU

Year: 24954 Days

Day: 15.7 Hours

Environment

Temp: -187 °C

Axial Tilt: 41.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 76,612,235 km

• M1: 65,973 km (0.033 R)
• M2: 254,316 km (0.111 R)
• M3: 616,194 km (0.095 R)
• M4: 825,182 km (0.073 R)
• M5: 1,009,786 km (0.092 R)
• M6: 1,289,982 km (0.086 R)
• M7: 1,653,505 km (0.094 R)
• M8: 1,950,607 km (0.064 R)
• M9: 2,303,059 km (0.111 R)
• M10: 3,703,744 km (0.114 R)
• M11: 4,869,710 km (0.068 R)
• M12: 5,405,719 km (0.074 R)
• M13: 6,261,718 km (0.089 R)
• M14: 6,894,816 km (0.079 R)
• M15: 7,431,424 km (0.085 R)
• M16: 7,663,001 km (0.098 R)
• M17: 8,092,048 km (0.081 R)
• M18: 8,287,872 km (0.084 R)
• M19: 8,486,687 km (0.077 R)
• M20: 9,367,819 km (0.067 R)
• M21: 13,991,141 km (0.089 R)
• M22: 16,124,257 km (0.055 R)
• M23: 21,767,687 km (0.046 R)
• M24: 24,209,423 km (0.106 R)
• M25: 25,339,336 km (0.032 R)
• M26: 26,504,105 km (0.108 R)
• M27: 29,744,844 km (0.091 R)
• M28: 31,279,568 km (0.062 R)
• M29: 32,372,680 km (0.118 R)
• M30: 32,990,669 km (0.061 R)
• M31: 34,763,254 km (0.115 R)
• M32: 35,021,460 km (0.086 R)
• M33: 37,539,491 km (0.056 R)
• M34: 39,330,178 km (0.101 R)
• M35: 43,081,045 km (0.053 R)
• M36: 45,813,002 km (0.057 R)
• M37: 48,497,087 km (0.106 R)
• M38: 53,143,447 km (0.092 R)
• M39: 57,896,620 km (0.109 R)
• M40: 63,694,285 km (0.085 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 375.4

Radius: 5.8

Gravity: 11.16 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 16.77 AU - 19.41 AU

Year: 27296 Days

Day: 22.9 Hours

Environment

Temp: -193 °C

Axial Tilt: 37.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 76,612,235 km

• M1: 72,106 km (0.088 R)
• M2: 256,261 km (0.112 R)
• M3: 441,613 km (0.042 R)
• M4: 2,374,417 km (0.083 R)
• M5: 2,723,878 km (0.062 R)
• M6: 4,861,332 km (0.085 R)
• M7: 5,989,300 km (0.096 R)
• M8: 10,225,314 km (0.1 R)
• M9: 12,326,416 km (0.09 R)
• M10: 13,370,310 km (0.056 R)
• M11: 14,098,103 km (0.12 R)
• M12: 14,699,188 km (0.087 R)
• M13: 16,522,337 km (0.103 R)
• M14: 17,274,964 km (0.027 R)
• M15: 21,778,458 km (0.071 R)
• M16: 25,877,888 km (0.112 R)
• M17: 27,006,305 km (0.09 R)
• M18: 28,879,271 km (0.107 R)
• M19: 31,721,032 km (0.12 R)
• M20: 42,738,765 km (0.068 R)
• M21: 44,792,744 km (0.112 R)
• M22: 45,275,945 km (0.117 R)
• M23: 49,096,376 km (0.059 R)
• M24: 55,313,813 km (0.085 R)
• M25: 60,846,690 km (0.026 R)
• M26: 61,637,763 km (0.053 R)
• M27: 67,578,445 km (0.054 R)
• M28: 68,001,806 km (0.113 R)

Kuiper Belt

Range: 30.9 - 54.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 367 - 20,356 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit