🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.54

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 1.03 AU - 1.13 AU

Year: 480 Days

Day: 40.8 Hours

Environment

Temp: -67 °C

Axial Tilt: 6.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.88

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 0.85 AU - 1.33 AU

Year: 486 Days

Day: 41 Hours

Environment

Temp: -57 °C

Axial Tilt: 37.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.63

Radius: 1.22

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 1.01 AU - 1.25 AU

Year: 514 Days

Day: 42 Hours

Environment

Temp: -75 °C

Axial Tilt: 2.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.57 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 167.2

Radius: 13.5

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 7.38 AU - 8.62 AU

Year: 9673 Days

Day: 9.5 Hours

Environment

Temp: -180 °C

Axial Tilt: 44.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 92,783,077 km

• M1: 167,849 km (0.044 R)
• M2: 596,297 km (0.107 R)
• M3: 1,069,774 km (0.086 R)
• M4: 1,804,599 km (0.106 R)
• M5: 2,500,229 km (0.1 R)
• M6: 3,309,703 km (0.099 R)
• M7: 4,311,411 km (0.099 R)
• M8: 5,910,761 km (0.112 R)
• M9: 6,618,958 km (0.047 R)
• M10: 7,840,424 km (0.11 R)
• M11: 14,530,890 km (0.118 R)
• M12: 15,251,653 km (0.083 R)
• M13: 16,054,395 km (0.089 R)
• M14: 17,619,936 km (0.088 R)
• M15: 18,121,388 km (0.106 R)
• M16: 19,284,961 km (0.076 R)
• M17: 21,334,003 km (0.097 R)
• M18: 29,299,341 km (0.1 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 814

Radius: 8.4

Gravity: 11.54 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 7.14 AU - 10.04 AU

Year: 10763 Days

Day: 7.3 Hours

Environment

Temp: -188 °C

Axial Tilt: 15.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 92,783,077 km

• M1: 104,419 km (0.038 R)
• M2: 678,875 km (0.079 R)
• M3: 1,336,358 km (0.076 R)
• M4: 1,783,655 km (0.115 R)
• M5: 2,756,490 km (0.106 R)
• M6: 3,188,828 km (0.106 R)
• M7: 4,306,025 km (0.03 R)
• M8: 4,921,471 km (0.082 R)
• M9: 5,771,785 km (0.113 R)
• M10: 8,958,220 km (0.092 R)
• M11: 9,804,794 km (0.058 R)
• M12: 10,541,264 km (0.08 R)
• M13: 11,033,890 km (0.054 R)
• M14: 12,302,630 km (0.089 R)
• M15: 13,794,719 km (0.112 R)
• M16: 14,990,305 km (0.109 R)
• M17: 15,403,794 km (0.092 R)
• M18: 15,754,152 km (0.066 R)
• M19: 18,593,071 km (0.094 R)
• M20: 19,393,419 km (0.104 R)
• M21: 20,383,757 km (0.073 R)
• M22: 23,649,778 km (0.038 R)
• M23: 25,260,947 km (0.091 R)
• M24: 29,877,238 km (0.119 R)
• M25: 30,422,522 km (0.061 R)
• M26: 36,493,204 km (0.069 R)
• M27: 41,273,155 km (0.081 R)
• M28: 41,542,730 km (0.079 R)
• M29: 44,729,015 km (0.104 R)
• M30: 45,299,282 km (0.096 R)
• M31: 49,276,192 km (0.111 R)
• M32: 50,806,279 km (0.109 R)
• M33: 52,684,032 km (0.025 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 396.1

Radius: 9.5

Gravity: 4.39 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 7.18 AU - 11.32 AU

Year: 12027 Days

Day: 5.2 Hours

Environment

Temp: -192 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 92,783,077 km

• M1: 118,182 km (0.105 R)
• M2: 559,646 km (0.082 R)
• M3: 1,334,263 km (0.086 R)
• M4: 1,650,214 km (0.11 R)
• M5: 2,272,691 km (0.088 R)
• M6: 2,609,286 km (0.105 R)
• M7: 3,132,579 km (0.088 R)
• M8: 4,305,277 km (0.119 R)
• M9: 4,854,601 km (0.069 R)
• M10: 6,093,121 km (0.084 R)
• M11: 7,986,133 km (0.094 R)
• M12: 8,328,861 km (0.11 R)
• M13: 9,798,960 km (0.072 R)
• M14: 14,343,743 km (0.062 R)
• M15: 16,444,845 km (0.096 R)
• M16: 19,426,331 km (0.088 R)
• M17: 21,741,059 km (0.098 R)
• M18: 24,862,717 km (0.098 R)
• M19: 25,780,201 km (0.101 R)
• M20: 27,391,520 km (0.118 R)
• M21: 28,568,705 km (0.101 R)
• M22: 34,173,390 km (0.111 R)
• M23: 36,583,112 km (0.034 R)
• M24: 37,291,907 km (0.098 R)
• M25: 37,769,573 km (0.064 R)
• M26: 38,981,316 km (0.079 R)
• M27: 43,033,623 km (0.075 R)
• M28: 43,559,010 km (0.107 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 52.8

Radius: 3.1

Gravity: 5.49 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 10.32 AU - 14.74 AU

Year: 18961 Days

Day: 23.5 Hours

Environment

Temp: -213 °C

Axial Tilt: 7.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 92,783,077 km

• M1: 38,746 km (0.117 R)
• M2: 178,769 km (0.081 R)
• M3: 398,828 km (0.076 R)
• M4: 831,764 km (0.043 R)
• M5: 1,004,849 km (0.073 R)
• M6: 2,367,536 km (0.08 R)
• M7: 2,468,514 km (0.093 R)
• M8: 7,369,640 km (0.104 R)
• M9: 9,467,900 km (0.079 R)
• M10: 10,026,648 km (0.084 R)
• M11: 12,130,592 km (0.099 R)
• M12: 17,884,874 km (0.055 R)
• M13: 20,947,891 km (0.108 R)
• M14: 23,403,988 km (0.091 R)
• M15: 24,342,566 km (0.119 R)
• M16: 29,866,616 km (0.118 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 840.3

Radius: 4.6

Gravity: 39.71 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 11.21 AU - 18.37 AU

Year: 24315 Days

Day: 21.3 Hours

Environment

Temp: -211 °C

Axial Tilt: 3.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (45)

Outer Limit: 92,783,077 km

• M1: 57,146 km (0.11 R)
• M2: 357,838 km (0.054 R)
• M3: 520,900 km (0.115 R)
• M4: 703,260 km (0.077 R)
• M5: 953,238 km (0.069 R)
• M6: 1,387,670 km (0.09 R)
• M7: 1,923,230 km (0.096 R)
• M8: 2,136,706 km (0.06 R)
• M9: 2,740,184 km (0.093 R)
• M10: 2,900,553 km (0.106 R)
• M11: 3,998,901 km (0.082 R)
• M12: 4,205,645 km (0.071 R)
• M13: 4,908,007 km (0.111 R)
• M14: 5,685,467 km (0.108 R)
• M15: 5,859,150 km (0.105 R)
• M16: 6,216,988 km (0.069 R)
• M17: 8,450,634 km (0.039 R)
• M18: 8,965,550 km (0.051 R)
• M19: 10,899,701 km (0.085 R)
• M20: 11,371,981 km (0.084 R)
• M21: 14,416,148 km (0.054 R)
• M22: 17,139,129 km (0.111 R)
• M23: 20,489,224 km (0.059 R)
• M24: 25,171,039 km (0.116 R)
• M25: 30,254,374 km (0.107 R)
• M26: 34,379,386 km (0.08 R)
• M27: 38,398,781 km (0.032 R)
• M28: 42,554,760 km (0.076 R)
• M29: 45,083,712 km (0.057 R)
• M30: 48,609,135 km (0.112 R)
• M31: 50,624,219 km (0.028 R)
• M32: 53,653,576 km (0.083 R)
• M33: 53,846,856 km (0.05 R)
• M34: 57,002,473 km (0.096 R)
• M35: 57,203,683 km (0.038 R)
• M36: 57,607,597 km (0.101 R)
• M37: 59,242,103 km (0.065 R)
• M38: 61,751,308 km (0.105 R)
• M39: 62,389,493 km (0.084 R)
• M40: 63,247,287 km (0.114 R)
• M41: 65,867,793 km (0.094 R)
• M42: 76,094,752 km (0.111 R)
• M43: 78,061,216 km (0.076 R)
• M44: 80,061,190 km (0.1 R)
• M45: 92,227,835 km (0.069 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 273 - 15,350 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit