🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.03

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 0.59 AU - 0.85 AU

Year: 225 Days

Day: 22.1 Hours

Environment

Temp: 150 °C

Axial Tilt: 3.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 84,714,561 km

• M1: 38,746 km (0.07 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.17

Radius: 0.49

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 0.69 AU - 0.87 AU

Year: 254 Days

Day: 34.2 Hours

Environment

Temp: 109 °C

Axial Tilt: 32.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.75

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 1.29 AU - 1.55 AU

Year: 624 Days

Day: 47.7 Hours

Environment

Temp: -26 °C

Axial Tilt: 35 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.29

Radius: 1.11

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 2.19 AU - 2.49 AU

Year: 1321 Days

Day: 39.3 Hours

Environment

Temp: -83 °C

Axial Tilt: 16.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 84,714,561 km

• M1: 31,864 km (0.086 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.66

Radius: 0.85

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 3.43 AU - 3.83 AU

Year: 2552 Days

Day: 42.4 Hours

Environment

Temp: -114 °C

Axial Tilt: 23.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 84,714,561 km

• M1: 658,081 km (0.063 R)
• M2: 1,339,649 km (0.075 R)

Asteroid Belt

Center: 4.71 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 800

Radius: 14.4

Gravity: 3.86 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 5.75 AU - 5.83 AU

Year: 5140 Days

Day: 14.4 Hours

Environment

Temp: -154 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 84,714,561 km

• M1: 179,069 km (0.098 R)
• M2: 670,348 km (0.044 R)
• M3: 1,357,900 km (0.098 R)
• M4: 1,837,361 km (0.111 R)
• M5: 2,794,189 km (0.084 R)
• M6: 3,502,086 km (0.116 R)
• M7: 5,279,608 km (0.052 R)
• M8: 5,927,516 km (0.117 R)
• M9: 7,454,761 km (0.047 R)
• M10: 8,272,164 km (0.056 R)
• M11: 8,863,075 km (0.032 R)
• M12: 9,356,000 km (0.071 R)
• M13: 13,232,231 km (0.073 R)
• M14: 15,289,800 km (0.1 R)
• M15: 18,464,865 km (0.051 R)
• M16: 19,067,595 km (0.082 R)
• M17: 21,537,605 km (0.1 R)
• M18: 24,936,619 km (0.107 R)
• M19: 28,235,551 km (0.112 R)
• M20: 28,856,980 km (0.088 R)
• M21: 29,852,106 km (0.094 R)
• M22: 31,340,006 km (0.088 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 191.1

Radius: 13.3

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 7.96 AU - 8.3 AU

Year: 8553 Days

Day: 13.8 Hours

Environment

Temp: -158 °C

Axial Tilt: 18.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 84,714,561 km

• M1: 165,455 km (0.097 R)
• M2: 711,487 km (0.039 R)
• M3: 1,201,420 km (0.119 R)
• M4: 1,729,351 km (0.115 R)
• M5: 2,687,975 km (0.092 R)
• M6: 3,153,224 km (0.092 R)
• M7: 3,821,627 km (0.117 R)
• M8: 4,706,947 km (0.092 R)
• M9: 6,255,734 km (0.111 R)
• M10: 7,554,393 km (0.072 R)
• M11: 8,986,793 km (0.037 R)
• M12: 10,549,941 km (0.089 R)
• M13: 11,305,111 km (0.11 R)
• M14: 12,774,910 km (0.093 R)
• M15: 13,530,230 km (0.107 R)
• M16: 14,475,838 km (0.063 R)
• M17: 16,675,375 km (0.116 R)
• M18: 17,273,468 km (0.088 R)
• M19: 18,576,166 km (0.076 R)
• M20: 19,943,341 km (0.082 R)
• M21: 22,011,681 km (0.105 R)
• M22: 24,986,734 km (0.087 R)
• M23: 26,328,926 km (0.111 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 649.2

Radius: 5.3

Gravity: 23.11 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 11.65 AU - 13.81 AU

Year: 16758 Days

Day: 23.9 Hours

Environment

Temp: -179 °C

Axial Tilt: 45.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 84,714,561 km

• M1: 65,973 km (0.078 R)
• M2: 308,321 km (0.106 R)
• M3: 604,824 km (0.112 R)
• M4: 842,086 km (0.086 R)
• M5: 1,090,419 km (0.083 R)
• M6: 1,416,093 km (0.099 R)
• M7: 1,735,186 km (0.114 R)
• M8: 3,266,470 km (0.107 R)
• M9: 3,912,284 km (0.086 R)
• M10: 4,912,495 km (0.042 R)
• M11: 6,316,920 km (0.097 R)
• M12: 8,163,556 km (0.034 R)
• M13: 10,284,854 km (0.098 R)
• M14: 10,573,578 km (0.089 R)
• M15: 11,046,606 km (0.069 R)
• M16: 16,112,289 km (0.076 R)
• M17: 17,543,641 km (0.081 R)
• M18: 18,714,095 km (0.112 R)
• M19: 23,318,867 km (0.075 R)
• M20: 24,731,819 km (0.108 R)
• M21: 26,308,132 km (0.097 R)
• M22: 30,479,968 km (0.106 R)
• M23: 31,315,921 km (0.045 R)
• M24: 32,289,952 km (0.052 R)
• M25: 35,202,324 km (0.104 R)
• M26: 37,600,228 km (0.087 R)
• M27: 39,538,867 km (0.062 R)
• M28: 43,015,521 km (0.052 R)
• M29: 48,604,348 km (0.118 R)
• M30: 52,587,391 km (0.099 R)
• M31: 53,443,690 km (0.095 R)
• M32: 62,524,131 km (0.028 R)
• M33: 62,907,401 km (0.1 R)
• M34: 64,650,964 km (0.113 R)
• M35: 65,831,291 km (0.068 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 146.3

Radius: 7.1

Gravity: 2.9 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 12.16 AU - 14.96 AU

Year: 18423 Days

Day: 23.3 Hours

Environment

Temp: -182 °C

Axial Tilt: 23.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 84,714,561 km

• M1: 97,987 km (0.109 R)
• M2: 373,845 km (0.082 R)
• M3: 638,933 km (0.109 R)
• M4: 1,483,263 km (0.083 R)
• M5: 2,756,790 km (0.095 R)
• M6: 4,109,304 km (0.106 R)
• M7: 4,751,976 km (0.085 R)
• M8: 6,742,526 km (0.026 R)
• M9: 7,756,500 km (0.058 R)
• M10: 9,231,385 km (0.1 R)
• M11: 9,841,745 km (0.114 R)
• M12: 11,565,262 km (0.115 R)
• M13: 12,896,832 km (0.077 R)
• M14: 17,784,943 km (0.115 R)
• M15: 26,570,826 km (0.091 R)
• M16: 34,540,652 km (0.101 R)
• M17: 39,549,488 km (0.101 R)

Planet 10 - Ice Giant

Semi-Major Axis: 18.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 436.6

Radius: 4.8

Gravity: 18.95 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 15.1 AU - 21.96 AU

Year: 29430 Days

Day: 21.7 Hours

Environment

Temp: -197 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 84,714,561 km

• M1: 65,973 km (0.107 R)
• M2: 263,442 km (0.049 R)
• M3: 578,495 km (0.084 R)
• M4: 747,092 km (0.105 R)
• M5: 1,089,671 km (0.106 R)
• M6: 1,839,455 km (0.092 R)
• M7: 2,299,918 km (0.08 R)
• M8: 2,680,495 km (0.117 R)
• M9: 3,299,680 km (0.101 R)
• M10: 5,809,185 km (0.105 R)
• M11: 8,516,457 km (0.057 R)
• M12: 8,792,764 km (0.103 R)
• M13: 10,578,215 km (0.052 R)
• M14: 13,688,205 km (0.093 R)
• M15: 14,453,697 km (0.12 R)
• M16: 36,203,732 km (0.115 R)
• M17: 49,877,426 km (0.11 R)
• M18: 59,337,397 km (0.091 R)
• M19: 62,185,441 km (0.091 R)
• M20: 82,949,177 km (0.088 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 476 - 13,754 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit