🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.57

Radius: 0.8

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 0.62 AU - 0.66 AU

Year: 189 Days

Day: 18 Hours

Environment

Temp: 122 °C

Axial Tilt: 24.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 62,357,664 km

• M1: 28,573 km (0.103 R)
• M2: 40,242 km (0.102 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.92

Radius: 1.54

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 0.79 AU - 1.25 AU

Year: 380 Days

Day: 14.2 Hours

Environment

Temp: 35 °C

Axial Tilt: 8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 62,357,664 km

• M1: 66,721 km (0.087 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.49

Radius: 1.17

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 1.92 AU - 1.96 AU

Year: 997 Days

Day: 34.4 Hours

Environment

Temp: -57 °C

Axial Tilt: 28.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.87

Radius: 1.88

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 2.84 AU - 2.96 AU

Year: 1822 Days

Day: 15.3 Hours

Environment

Temp: -104 °C

Axial Tilt: 33.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.54

Radius: 0.78

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 3.19 AU - 5.17 AU

Year: 3153 Days

Day: 16.8 Hours

Environment

Temp: -122 °C

Axial Tilt: 20.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.57 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 10.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 185.4

Radius: 11.8

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 8.98 AU - 12.92 AU

Year: 13369 Days

Day: 5.1 Hours

Environment

Temp: -174 °C

Axial Tilt: 46.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 62,357,664 km

• M1: 146,756 km (0.085 R)
• M2: 952,041 km (0.057 R)
• M3: 1,457,233 km (0.101 R)
• M4: 2,439,193 km (0.072 R)
• M5: 3,654,078 km (0.079 R)
• M6: 4,775,912 km (0.082 R)
• M7: 6,799,672 km (0.118 R)
• M8: 9,166,161 km (0.106 R)
• M9: 10,345,142 km (0.067 R)
• M10: 11,369,139 km (0.114 R)
• M11: 12,193,722 km (0.118 R)
• M12: 12,729,133 km (0.028 R)
• M13: 15,029,051 km (0.118 R)
• M14: 19,918,358 km (0.108 R)
• M15: 23,002,468 km (0.051 R)
• M16: 27,561,463 km (0.09 R)
• M17: 33,619,129 km (0.108 R)
• M18: 34,566,383 km (0.075 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 461.2

Radius: 7.7

Gravity: 7.78 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 12.11 AU - 17.17 AU

Year: 20668 Days

Day: 20.2 Hours

Environment

Temp: -185 °C

Axial Tilt: 23.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 62,357,664 km

• M1: 95,743 km (0.082 R)
• M2: 466,895 km (0.056 R)
• M3: 810,671 km (0.06 R)
• M4: 1,096,852 km (0.076 R)
• M5: 3,599,923 km (0.12 R)
• M6: 4,133,539 km (0.043 R)
• M7: 5,470,046 km (0.08 R)
• M8: 9,125,171 km (0.036 R)
• M9: 11,922,053 km (0.118 R)
• M10: 19,049,194 km (0.088 R)
• M11: 21,878,689 km (0.115 R)
• M12: 22,848,083 km (0.089 R)
• M13: 38,876,148 km (0.112 R)
• M14: 43,542,555 km (0.05 R)
• M15: 58,456,266 km (0.051 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 927

Radius: 4.4

Gravity: 47.88 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 14.15 AU - 21.71 AU

Year: 28012 Days

Day: 17.2 Hours

Environment

Temp: -199 °C

Axial Tilt: 26.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 62,357,664 km

• M1: 54,753 km (0.118 R)
• M2: 280,795 km (0.056 R)
• M3: 599,887 km (0.106 R)
• M4: 1,319,304 km (0.118 R)
• M5: 2,292,737 km (0.097 R)
• M6: 2,676,456 km (0.115 R)
• M7: 2,841,312 km (0.04 R)
• M8: 3,161,452 km (0.103 R)
• M9: 5,302,497 km (0.104 R)
• M10: 7,101,860 km (0.099 R)
• M11: 7,419,007 km (0.065 R)
• M12: 7,912,231 km (0.057 R)
• M13: 8,842,581 km (0.064 R)
• M14: 9,024,791 km (0.087 R)
• M15: 11,198,149 km (0.07 R)
• M16: 11,700,199 km (0.046 R)
• M17: 12,981,954 km (0.049 R)
• M18: 14,521,914 km (0.087 R)
• M19: 18,251,838 km (0.093 R)
• M20: 21,902,175 km (0.076 R)
• M21: 22,347,977 km (0.104 R)
• M22: 30,191,244 km (0.099 R)
• M23: 39,358,452 km (0.057 R)
• M24: 46,279,747 km (0.107 R)
• M25: 48,316,073 km (0.093 R)
• M26: 49,642,557 km (0.055 R)
• M27: 54,986,493 km (0.116 R)
• M28: 56,640,596 km (0.116 R)
• M29: 60,482,868 km (0.094 R)
• M30: 65,180,839 km (0.107 R)
• M31: 68,207,653 km (0.095 R)
• M32: 69,875,669 km (0.109 R)
• M33: 72,551,377 km (0.103 R)
• M34: 75,042,481 km (0.111 R)
• M35: 80,987,051 km (0.102 R)
• M36: 83,666,798 km (0.052 R)
• M37: 84,209,689 km (0.101 R)
• M38: 91,483,137 km (0.113 R)
• M39: 93,802,502 km (0.074 R)
• M40: 98,256,629 km (0.081 R)
• M41: 101,919,683 km (0.106 R)

Asteroid Belt

Center: 18.58 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Ice Giant

Semi-Major Axis: 19.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 155.8

Radius: 6.4

Gravity: 3.8 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 15.25 AU - 23.21 AU

Year: 31113 Days

Day: 20.5 Hours

Environment

Temp: -201 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 62,357,664 km

• M1: 82,428 km (0.089 R)
• M2: 413,339 km (0.086 R)
• M3: 877,541 km (0.119 R)
• M4: 1,199,625 km (0.096 R)
• M5: 1,727,706 km (0.104 R)
• M6: 2,961,140 km (0.079 R)
• M7: 3,689,233 km (0.102 R)
• M8: 5,604,684 km (0.107 R)
• M9: 7,864,360 km (0.079 R)
• M10: 8,836,447 km (0.099 R)
• M11: 11,371,981 km (0.038 R)
• M12: 18,978,734 km (0.109 R)
• M13: 20,184,792 km (0.03 R)
• M14: 23,035,379 km (0.101 R)
• M15: 24,606,755 km (0.101 R)
• M16: 25,010,520 km (0.05 R)
• M17: 27,634,616 km (0.063 R)
• M18: 29,747,537 km (0.118 R)
• M19: 29,976,122 km (0.061 R)
• M20: 31,371,870 km (0.118 R)
• M21: 36,336,874 km (0.108 R)
• M22: 40,107,937 km (0.059 R)
• M23: 43,835,916 km (0.052 R)
• M24: 52,803,560 km (0.106 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 289 - 15,209 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit