🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.6

Radius: 1.47

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 0.92 AU - 1.44 AU

Year: 461 Days

Day: 16.9 Hours

Environment

Temp: 15 °C

Axial Tilt: 0 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.07

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 1.38 AU - 1.84 AU

Year: 735 Days

Day: 42.1 Hours

Environment

Temp: -30 °C

Axial Tilt: 23.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.73

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 1.75 AU - 2.09 AU

Year: 957 Days

Day: 43.2 Hours

Environment

Temp: -64 °C

Axial Tilt: 28.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.59

Radius: 1.46

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 2.76 AU - 4.6 AU

Year: 2541 Days

Day: 16.9 Hours

Environment

Temp: -110 °C

Axial Tilt: 4.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.48 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 11.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 406

Radius: 10.5

Gravity: 3.68 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 8.53 AU - 14.01 AU

Year: 13616 Days

Day: 10.9 Hours

Environment

Temp: -182 °C

Axial Tilt: 18.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 78,309,332 km

• M1: 130,749 km (0.03 R)
• M2: 496,366 km (0.1 R)
• M3: 847,173 km (0.119 R)
• M4: 1,236,875 km (0.112 R)
• M5: 1,702,125 km (0.108 R)
• M6: 2,227,662 km (0.104 R)
• M7: 2,609,286 km (0.083 R)
• M8: 3,102,211 km (0.097 R)
• M9: 3,505,826 km (0.064 R)
• M10: 5,758,620 km (0.12 R)
• M11: 6,186,770 km (0.096 R)
• M12: 9,075,654 km (0.107 R)
• M13: 11,109,287 km (0.113 R)
• M14: 12,116,979 km (0.099 R)
• M15: 12,942,011 km (0.105 R)
• M16: 13,867,124 km (0.079 R)
• M17: 14,507,852 km (0.046 R)
• M18: 15,848,548 km (0.063 R)
• M19: 16,691,682 km (0.117 R)
• M20: 23,812,690 km (0.06 R)
• M21: 27,530,646 km (0.086 R)
• M22: 30,107,469 km (0.112 R)
• M23: 33,634,987 km (0.078 R)
• M24: 34,674,692 km (0.094 R)
• M25: 40,975,006 km (0.062 R)
• M26: 42,427,303 km (0.116 R)
• M27: 43,098,698 km (0.115 R)
• M28: 46,989,888 km (0.116 R)
• M29: 48,434,555 km (0.118 R)

Asteroid Belt

Center: 11.98 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 12.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 847

Radius: 7.6

Gravity: 14.66 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 10.49 AU - 14.87 AU

Year: 16250 Days

Day: 22.7 Hours

Environment

Temp: -187 °C

Axial Tilt: 15.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 78,309,332 km

• M1: 94,546 km (0.057 R)
• M2: 468,690 km (0.096 R)
• M3: 752,178 km (0.094 R)
• M4: 1,028,037 km (0.071 R)
• M5: 1,620,295 km (0.117 R)
• M6: 1,917,695 km (0.084 R)
• M7: 2,443,382 km (0.103 R)
• M8: 4,084,321 km (0.117 R)
• M9: 5,207,053 km (0.119 R)
• M10: 5,584,638 km (0.069 R)
• M11: 7,052,044 km (0.109 R)
• M12: 8,918,277 km (0.119 R)
• M13: 11,339,219 km (0.054 R)
• M14: 11,845,459 km (0.072 R)
• M15: 12,432,780 km (0.098 R)
• M16: 12,971,183 km (0.062 R)
• M17: 15,510,756 km (0.107 R)
• M18: 21,453,382 km (0.069 R)
• M19: 22,621,741 km (0.056 R)
• M20: 22,920,339 km (0.046 R)
• M21: 25,084,571 km (0.071 R)
• M22: 25,511,822 km (0.1 R)
• M23: 27,045,201 km (0.047 R)
• M24: 28,177,357 km (0.112 R)
• M25: 35,374,511 km (0.12 R)
• M26: 40,116,015 km (0.114 R)
• M27: 41,438,610 km (0.076 R)
• M28: 45,738,801 km (0.113 R)
• M29: 53,786,418 km (0.061 R)
• M30: 57,585,756 km (0.081 R)
• M31: 64,308,983 km (0.116 R)
• M32: 69,419,396 km (0.057 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 552

Radius: 3.3

Gravity: 50.69 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 13.89 AU - 22.71 AU

Year: 28174 Days

Day: 18.7 Hours

Environment

Temp: -200 °C

Axial Tilt: 5.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 78,309,332 km

• M1: 40,990 km (0.086 R)
• M2: 179,817 km (0.102 R)
• M3: 323,580 km (0.059 R)
• M4: 462,706 km (0.088 R)
• M5: 752,477 km (0.112 R)
• M6: 1,714,990 km (0.099 R)
• M7: 1,890,618 km (0.073 R)
• M8: 2,614,372 km (0.1 R)
• M9: 2,847,446 km (0.077 R)
• M10: 3,010,358 km (0.104 R)
• M11: 4,155,978 km (0.069 R)
• M12: 4,259,949 km (0.115 R)
• M13: 5,605,881 km (0.072 R)
• M14: 5,949,059 km (0.095 R)
• M15: 6,306,149 km (0.115 R)
• M16: 6,820,317 km (0.109 R)
• M17: 7,211,216 km (0.071 R)
• M18: 10,697,744 km (0.059 R)
• M19: 11,908,140 km (0.106 R)
• M20: 12,259,845 km (0.101 R)
• M21: 15,827,754 km (0.095 R)
• M22: 16,424,949 km (0.111 R)
• M23: 17,755,173 km (0.104 R)
• M24: 17,937,832 km (0.094 R)
• M25: 18,121,688 km (0.094 R)
• M26: 21,134,738 km (0.065 R)
• M27: 22,385,526 km (0.09 R)
• M28: 24,352,738 km (0.117 R)
• M29: 24,465,236 km (0.105 R)
• M30: 25,262,892 km (0.062 R)
• M31: 32,960,600 km (0.111 R)
• M32: 34,355,301 km (0.099 R)
• M33: 37,112,838 km (0.046 R)
• M34: 38,468,943 km (0.113 R)
• M35: 45,406,095 km (0.083 R)
• M36: 46,435,777 km (0.099 R)
• M37: 48,898,757 km (0.074 R)
• M38: 53,701,148 km (0.066 R)
• M39: 65,309,194 km (0.119 R)
• M40: 65,962,488 km (0.118 R)
• M41: 71,117,481 km (0.114 R)
• M42: 71,347,413 km (0.078 R)
• M43: 73,675,007 km (0.089 R)
• M44: 87,914,779 km (0.099 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 376.3

Radius: 4.1

Gravity: 22.39 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 16.16 AU - 20.44 AU

Year: 28174 Days

Day: 16 Hours

Environment

Temp: -191 °C

Axial Tilt: 27.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 78,309,332 km

• M1: 52,359 km (0.086 R)
• M2: 211,232 km (0.077 R)
• M3: 456,124 km (0.053 R)
• M4: 1,318,256 km (0.084 R)
• M5: 3,919,315 km (0.11 R)
• M6: 4,277,751 km (0.049 R)
• M7: 5,848,978 km (0.087 R)
• M8: 6,900,800 km (0.074 R)
• M9: 7,229,915 km (0.107 R)
• M10: 9,716,382 km (0.119 R)
• M11: 11,967,680 km (0.027 R)
• M12: 13,071,264 km (0.061 R)
• M13: 14,165,871 km (0.09 R)
• M14: 14,316,217 km (0.112 R)
• M15: 17,209,589 km (0.117 R)
• M16: 22,549,934 km (0.073 R)
• M17: 32,934,270 km (0.117 R)
• M18: 35,639,449 km (0.12 R)
• M19: 42,885,222 km (0.038 R)
• M20: 46,435,029 km (0.115 R)
• M21: 52,298,368 km (0.084 R)
• M22: 53,019,131 km (0.062 R)
• M23: 53,929,135 km (0.028 R)
• M24: 54,664,708 km (0.07 R)
• M25: 55,034,962 km (0.104 R)
• M26: 57,291,646 km (0.095 R)
• M27: 62,391,438 km (0.093 R)
• M28: 69,940,146 km (0.112 R)

Kuiper Belt

Range: 30.5 - 46.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 177 - 20,083 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit