🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.05

Radius: 1.02

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 1.13 AU - 1.31 AU

Year: 495 Days

Day: 23.6 Hours

Environment

Temp: 14 °C

Axial Tilt: 21 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.6

Radius: 1.21

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 1.25 AU - 1.89 AU

Year: 722 Days

Day: 25.6 Hours

Environment

Temp: -45 °C

Axial Tilt: 3.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 111,903,955 km

• M1: 137,032 km (0.072 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.78

Radius: 0.91

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 2.53 AU - 2.79 AU

Year: 1593 Days

Day: 31.3 Hours

Environment

Temp: -89 °C

Axial Tilt: 101.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.62

Radius: 0.83

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 3.87 AU - 4.89 AU

Year: 3365 Days

Day: 25 Hours

Environment

Temp: -137 °C

Axial Tilt: 21.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 111,903,955 km

• M1: 506,987 km (0.032 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 60.2

Radius: 14.6

Gravity: 0.28 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 5.58 AU - 6.4 AU

Year: 5382 Days

Day: 9.7 Hours

Environment

Temp: -143 °C

Axial Tilt: 6.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 111,903,955 km

• M1: 181,761 km (0.091 R)
• M2: 1,106,127 km (0.111 R)
• M3: 2,718,642 km (0.089 R)
• M4: 3,371,936 km (0.09 R)
• M5: 4,655,187 km (0.083 R)
• M6: 5,936,642 km (0.078 R)
• M7: 6,914,264 km (0.093 R)
• M8: 12,114,585 km (0.118 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 305.8

Radius: 10.6

Gravity: 2.72 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 5.19 AU - 7.29 AU

Year: 5722 Days

Day: 13.8 Hours

Environment

Temp: -152 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 111,903,955 km

• M1: 131,796 km (0.06 R)
• M2: 568,173 km (0.064 R)
• M3: 1,208,751 km (0.037 R)
• M4: 1,633,310 km (0.115 R)
• M5: 2,420,643 km (0.081 R)
• M6: 3,015,145 km (0.097 R)
• M7: 3,483,386 km (0.101 R)
• M8: 3,850,051 km (0.025 R)
• M9: 4,519,202 km (0.098 R)
• M10: 5,238,169 km (0.035 R)
• M11: 5,666,468 km (0.072 R)
• M12: 7,029,754 km (0.048 R)
• M13: 7,551,701 km (0.083 R)
• M14: 8,204,994 km (0.117 R)
• M15: 9,008,185 km (0.099 R)
• M16: 12,895,785 km (0.112 R)
• M17: 13,729,045 km (0.118 R)
• M18: 15,611,585 km (0.101 R)
• M19: 15,941,299 km (0.077 R)
• M20: 16,958,564 km (0.09 R)
• M21: 18,564,797 km (0.111 R)
• M22: 20,662,757 km (0.068 R)
• M23: 22,633,111 km (0.069 R)
• M24: 23,627,787 km (0.065 R)
• M25: 24,503,234 km (0.101 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 204.6

Radius: 9.2

Gravity: 2.42 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 7.53 AU - 11.25 AU

Year: 10563 Days

Day: 6.7 Hours

Environment

Temp: -170 °C

Axial Tilt: 15.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 111,903,955 km

• M1: 114,442 km (0.076 R)
• M2: 1,764,806 km (0.108 R)
• M3: 2,218,088 km (0.076 R)
• M4: 2,603,153 km (0.057 R)
• M5: 3,092,188 km (0.072 R)
• M6: 4,058,590 km (0.102 R)
• M7: 4,533,414 km (0.055 R)
• M8: 6,410,269 km (0.113 R)
• M9: 6,847,095 km (0.063 R)
• M10: 7,742,887 km (0.098 R)
• M11: 10,946,525 km (0.108 R)
• M12: 13,863,384 km (0.069 R)
• M13: 14,423,778 km (0.117 R)
• M14: 14,767,105 km (0.116 R)
• M15: 26,666,718 km (0.08 R)
• M16: 28,062,317 km (0.075 R)
• M17: 33,231,671 km (0.032 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 934.1

Radius: 6.5

Gravity: 22.11 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 12.44 AU - 18.66 AU

Year: 22510 Days

Day: 18.8 Hours

Environment

Temp: -192 °C

Axial Tilt: 20.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 111,903,955 km

• M1: 80,932 km (0.064 R)
• M2: 305,329 km (0.061 R)
• M3: 561,291 km (0.098 R)
• M4: 821,592 km (0.109 R)
• M5: 1,190,649 km (0.086 R)
• M6: 1,836,613 km (0.093 R)
• M7: 4,890,953 km (0.116 R)
• M8: 6,095,365 km (0.102 R)
• M9: 6,742,675 km (0.077 R)
• M10: 7,182,194 km (0.104 R)
• M11: 7,640,861 km (0.056 R)
• M12: 7,903,854 km (0.12 R)
• M13: 8,392,740 km (0.118 R)
• M14: 10,616,213 km (0.069 R)
• M15: 12,980,458 km (0.101 R)
• M16: 13,279,803 km (0.105 R)
• M17: 15,339,466 km (0.093 R)
• M18: 30,569,577 km (0.104 R)
• M19: 31,501,572 km (0.118 R)
• M20: 32,727,377 km (0.084 R)
• M21: 33,702,455 km (0.03 R)
• M22: 33,984,597 km (0.076 R)
• M23: 36,003,869 km (0.094 R)
• M24: 36,595,230 km (0.086 R)
• M25: 40,597,721 km (0.097 R)
• M26: 46,782,396 km (0.062 R)
• M27: 48,555,729 km (0.056 R)
• M28: 56,097,706 km (0.084 R)
• M29: 57,694,214 km (0.054 R)
• M30: 61,607,096 km (0.075 R)
• M31: 66,797,843 km (0.084 R)
• M32: 67,243,046 km (0.118 R)
• M33: 70,185,786 km (0.107 R)
• M34: 74,878,671 km (0.067 R)
• M35: 79,776,655 km (0.115 R)
• M36: 86,721,586 km (0.118 R)
• M37: 88,585,726 km (0.076 R)
• M38: 89,123,231 km (0.108 R)
• M39: 91,021,478 km (0.068 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 947.5

Radius: 5.4

Gravity: 32.49 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 18.25 AU - 19.69 AU

Year: 30330 Days

Day: 24.5 Hours

Environment

Temp: -204 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 111,903,955 km

• M1: 69,114 km (0.102 R)
• M2: 301,739 km (0.056 R)
• M3: 499,956 km (0.118 R)
• M4: 1,002,755 km (0.099 R)
• M5: 1,324,091 km (0.109 R)
• M6: 2,342,703 km (0.099 R)
• M7: 2,967,573 km (0.091 R)
• M8: 3,800,983 km (0.114 R)
• M9: 4,699,617 km (0.096 R)
• M10: 5,550,231 km (0.112 R)
• M11: 5,870,968 km (0.088 R)
• M12: 7,496,499 km (0.107 R)
• M13: 7,775,050 km (0.09 R)
• M14: 12,668,696 km (0.082 R)
• M15: 13,549,528 km (0.047 R)
• M16: 14,046,791 km (0.114 R)
• M17: 17,001,349 km (0.069 R)
• M18: 18,270,986 km (0.045 R)
• M19: 19,707,425 km (0.064 R)
• M20: 21,439,469 km (0.118 R)
• M21: 24,955,917 km (0.108 R)
• M22: 36,329,394 km (0.107 R)
• M23: 41,290,359 km (0.094 R)
• M24: 47,626,726 km (0.061 R)
• M25: 51,523,302 km (0.117 R)
• M26: 59,501,805 km (0.115 R)
• M27: 60,609,278 km (0.087 R)
• M28: 69,234,942 km (0.119 R)
• M29: 85,180,429 km (0.052 R)
• M30: 85,740,972 km (0.091 R)
• M31: 86,022,216 km (0.114 R)
• M32: 86,869,389 km (0.119 R)
• M33: 94,147,924 km (0.071 R)
• M34: 100,880,127 km (0.079 R)
• M35: 101,193,535 km (0.109 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 528 - 13,418 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit