🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.56

Radius: 0.79

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 0.46 AU - 0.74 AU

Year: 201 Days

Day: 31.3 Hours

Environment

Temp: 27 °C

Axial Tilt: 6.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.28

Radius: 1.39

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 2.08 AU - 2.3 AU

Year: 1405 Days

Day: 28.8 Hours

Environment

Temp: -117 °C

Axial Tilt: 16.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 93,553,647 km

• M1: 701,614 km (0.107 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.36

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 1.7 AU - 2.82 AU

Year: 1473 Days

Day: 40.5 Hours

Environment

Temp: -131 °C

Axial Tilt: 37.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.12 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 804

Radius: 8.7

Gravity: 10.62 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 5.49 AU - 6.47 AU

Year: 6339 Days

Day: 9.4 Hours

Environment

Temp: -169 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 93,553,647 km

• M1: 108,159 km (0.109 R)
• M2: 405,859 km (0.1 R)
• M3: 978,520 km (0.108 R)
• M4: 1,843,943 km (0.106 R)
• M5: 3,520,935 km (0.041 R)
• M6: 4,352,400 km (0.056 R)
• M7: 5,460,771 km (0.113 R)
• M8: 6,502,571 km (0.062 R)
• M9: 6,997,740 km (0.096 R)
• M10: 7,329,248 km (0.028 R)
• M11: 9,103,928 km (0.119 R)
• M12: 10,090,975 km (0.098 R)
• M13: 10,755,189 km (0.105 R)
• M14: 11,347,447 km (0.111 R)
• M15: 12,276,450 km (0.102 R)
• M16: 12,759,502 km (0.082 R)
• M17: 14,285,101 km (0.117 R)
• M18: 15,615,325 km (0.102 R)
• M19: 16,310,506 km (0.117 R)
• M20: 20,545,323 km (0.045 R)
• M21: 21,534,165 km (0.078 R)
• M22: 23,606,245 km (0.093 R)
• M23: 25,202,155 km (0.113 R)
• M24: 25,720,661 km (0.104 R)
• M25: 32,206,327 km (0.118 R)
• M26: 33,022,384 km (0.09 R)
• M27: 33,331,902 km (0.119 R)
• M28: 35,337,411 km (0.062 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 262.4

Radius: 10.1

Gravity: 2.57 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 4.75 AU - 7.55 AU

Year: 6611 Days

Day: 5.7 Hours

Environment

Temp: -186 °C

Axial Tilt: 24.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 93,553,647 km

• M1: 125,662 km (0.066 R)
• M2: 471,233 km (0.099 R)
• M3: 995,275 km (0.112 R)
• M4: 1,435,990 km (0.116 R)
• M5: 4,767,834 km (0.054 R)
• M6: 5,335,707 km (0.117 R)
• M7: 5,720,024 km (0.104 R)
• M8: 6,483,273 km (0.12 R)
• M9: 9,299,602 km (0.094 R)
• M10: 10,694,004 km (0.039 R)
• M11: 12,507,130 km (0.093 R)
• M12: 17,982,412 km (0.073 R)
• M13: 21,479,711 km (0.1 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 266.4

Radius: 11.6

Gravity: 1.98 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 6.01 AU - 8.71 AU

Year: 8655 Days

Day: 10.7 Hours

Environment

Temp: -184 °C

Axial Tilt: 3.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 93,553,647 km

• M1: 175,927 km (0.119 R)
• M2: 816,505 km (0.053 R)
• M3: 1,547,440 km (0.115 R)
• M4: 1,991,896 km (0.119 R)
• M5: 2,694,407 km (0.079 R)
• M6: 4,617,637 km (0.08 R)
• M7: 5,464,661 km (0.085 R)
• M8: 6,095,216 km (0.113 R)
• M9: 6,773,792 km (0.117 R)
• M10: 11,228,068 km (0.097 R)
• M11: 12,049,360 km (0.065 R)
• M12: 13,276,512 km (0.095 R)
• M13: 15,858,721 km (0.119 R)
• M14: 19,161,692 km (0.12 R)
• M15: 19,707,575 km (0.109 R)
• M16: 21,190,090 km (0.096 R)
• M17: 23,590,238 km (0.063 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 782.5

Radius: 3.1

Gravity: 81.43 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 9.23 AU - 12.47 AU

Year: 15492 Days

Day: 22.6 Hours

Environment

Temp: -203 °C

Axial Tilt: 11.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (46)

Outer Limit: 93,553,647 km

• M1: 40,391 km (0.104 R)
• M2: 182,509 km (0.115 R)
• M3: 1,190,051 km (0.043 R)
• M4: 1,742,366 km (0.089 R)
• M5: 2,055,325 km (0.115 R)
• M6: 3,325,710 km (0.084 R)
• M7: 3,546,068 km (0.101 R)
• M8: 3,717,657 km (0.103 R)
• M9: 4,233,769 km (0.111 R)
• M10: 5,749,944 km (0.108 R)
• M11: 5,907,171 km (0.103 R)
• M12: 6,067,241 km (0.112 R)
• M13: 6,999,684 km (0.116 R)
• M14: 8,023,682 km (0.115 R)
• M15: 8,170,587 km (0.11 R)
• M16: 8,319,437 km (0.081 R)
• M17: 9,685,265 km (0.066 R)
• M18: 11,072,337 km (0.105 R)
• M19: 11,500,636 km (0.085 R)
• M20: 12,586,566 km (0.047 R)
• M21: 14,886,035 km (0.03 R)
• M22: 15,332,136 km (0.049 R)
• M23: 17,532,571 km (0.11 R)
• M24: 22,352,914 km (0.092 R)
• M25: 24,752,613 km (0.109 R)
• M26: 25,378,232 km (0.091 R)
• M27: 25,589,015 km (0.07 R)
• M28: 26,336,256 km (0.096 R)
• M29: 27,874,272 km (0.099 R)
• M30: 31,734,047 km (0.055 R)
• M31: 33,854,746 km (0.093 R)
• M32: 34,884,578 km (0.083 R)
• M33: 38,099,287 km (0.092 R)
• M34: 38,653,547 km (0.057 R)
• M35: 39,353,814 km (0.097 R)
• M36: 41,651,937 km (0.086 R)
• M37: 46,828,921 km (0.081 R)
• M38: 47,624,632 km (0.094 R)
• M39: 47,784,851 km (0.091 R)
• M40: 50,397,578 km (0.1 R)
• M41: 51,233,082 km (0.109 R)
• M42: 53,276,140 km (0.071 R)
• M43: 56,441,481 km (0.115 R)
• M44: 59,358,341 km (0.058 R)
• M45: 60,102,889 km (0.095 R)
• M46: 62,373,935 km (0.111 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 865.6

Radius: 5.6

Gravity: 27.6 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 11.32 AU - 17.94 AU

Year: 24256 Days

Day: 17.4 Hours

Environment

Temp: -206 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 93,553,647 km

• M1: 69,713 km (0.072 R)
• M2: 270,323 km (0.092 R)
• M3: 545,284 km (0.11 R)
• M4: 863,329 km (0.11 R)
• M5: 1,314,068 km (0.085 R)
• M6: 1,495,530 km (0.088 R)
• M7: 1,849,030 km (0.057 R)
• M8: 2,256,534 km (0.069 R)
• M9: 2,518,779 km (0.068 R)
• M10: 2,748,262 km (0.108 R)
• M11: 3,075,882 km (0.119 R)
• M12: 3,368,495 km (0.105 R)
• M13: 3,908,394 km (0.112 R)
• M14: 5,078,698 km (0.054 R)
• M15: 8,531,716 km (0.035 R)
• M16: 11,203,235 km (0.067 R)
• M17: 11,685,239 km (0.1 R)
• M18: 16,137,571 km (0.071 R)
• M19: 16,841,279 km (0.113 R)
• M20: 21,814,810 km (0.05 R)
• M21: 22,674,549 km (0.12 R)
• M22: 25,388,853 km (0.084 R)
• M23: 25,742,652 km (0.12 R)
• M24: 26,219,570 km (0.119 R)
• M25: 28,186,184 km (0.073 R)
• M26: 34,528,086 km (0.089 R)
• M27: 36,287,208 km (0.114 R)
• M28: 50,676,578 km (0.066 R)
• M29: 50,863,126 km (0.115 R)
• M30: 54,690,139 km (0.091 R)
• M31: 56,874,717 km (0.096 R)
• M32: 58,704,897 km (0.09 R)
• M33: 60,573,823 km (0.062 R)
• M34: 71,919,176 km (0.061 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 442 - 12,425 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit