🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.54

Radius: 1.19

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 1.23 AU - 1.25 AU

Year: 512 Days

Day: 20.3 Hours

Environment

Temp: -15 °C

Axial Tilt: 32.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 109,629,375 km

• M1: 240,404 km (0.064 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.49

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 1.33 AU - 1.67 AU

Year: 681 Days

Day: 14.9 Hours

Environment

Temp: -48 °C

Axial Tilt: 13.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 109,629,375 km

• M1: 119,678 km (0.047 R)
• M2: 759,808 km (0.043 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.68

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 2.19 AU - 2.27 AU

Year: 1235 Days

Day: 21.6 Hours

Environment

Temp: -90 °C

Axial Tilt: 22.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 109,629,375 km

• M1: 1,271,582 km (0.032 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.2

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 2.48 AU - 2.96 AU

Year: 1664 Days

Day: 34.8 Hours

Environment

Temp: -105 °C

Axial Tilt: 13.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.79

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 2.93 AU - 3.67 AU

Year: 2223 Days

Day: 38.1 Hours

Environment

Temp: -108 °C

Axial Tilt: 33.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.89 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 10.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 747.8

Radius: 14.8

Gravity: 3.41 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 7.86 AU - 13.08 AU

Year: 12564 Days

Day: 10.4 Hours

Environment

Temp: -177 °C

Axial Tilt: 12.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 109,629,375 km

• M1: 184,155 km (0.116 R)
• M2: 863,030 km (0.073 R)
• M3: 1,761,814 km (0.031 R)
• M4: 2,768,458 km (0.042 R)
• M5: 5,403,924 km (0.112 R)
• M6: 6,479,533 km (0.086 R)
• M7: 6,964,678 km (0.071 R)
• M8: 7,872,438 km (0.055 R)
• M9: 8,712,131 km (0.102 R)
• M10: 9,254,124 km (0.071 R)
• M11: 10,625,787 km (0.119 R)
• M12: 11,534,893 km (0.109 R)
• M13: 14,303,651 km (0.102 R)
• M14: 15,341,561 km (0.118 R)
• M15: 16,060,977 km (0.039 R)
• M16: 19,331,037 km (0.092 R)
• M17: 19,916,264 km (0.064 R)
• M18: 24,738,850 km (0.108 R)
• M19: 34,500,710 km (0.087 R)
• M20: 43,922,234 km (0.11 R)
• M21: 45,520,388 km (0.066 R)
• M22: 47,610,270 km (0.115 R)
• M23: 49,296,538 km (0.102 R)
• M24: 50,705,749 km (0.082 R)
• M25: 51,181,321 km (0.042 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 184.2

Radius: 10.1

Gravity: 1.81 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 8.68 AU - 12.82 AU

Year: 13071 Days

Day: 8.8 Hours

Environment

Temp: -177 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 109,629,375 km

• M1: 125,662 km (0.093 R)
• M2: 641,625 km (0.098 R)
• M3: 1,299,856 km (0.116 R)
• M4: 2,975,352 km (0.114 R)
• M5: 4,569,317 km (0.088 R)
• M6: 5,368,619 km (0.054 R)
• M7: 8,657,977 km (0.039 R)
• M8: 10,342,299 km (0.092 R)
• M9: 12,129,844 km (0.083 R)
• M10: 13,430,298 km (0.104 R)
• M11: 14,465,217 km (0.032 R)
• M12: 18,507,351 km (0.12 R)
• M13: 20,974,519 km (0.078 R)
• M14: 23,982,633 km (0.103 R)
• M15: 26,463,415 km (0.12 R)
• M16: 30,644,226 km (0.072 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 209.7

Radius: 6.1

Gravity: 5.64 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 14.99 AU - 20.69 AU

Year: 27945 Days

Day: 18.9 Hours

Environment

Temp: -190 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 109,629,375 km

• M1: 442,959 km (0.091 R)
• M2: 694,433 km (0.078 R)
• M3: 906,713 km (0.03 R)
• M4: 2,334,774 km (0.104 R)
• M5: 3,188,828 km (0.103 R)
• M6: 7,424,243 km (0.053 R)
• M7: 8,029,965 km (0.096 R)
• M8: 10,268,398 km (0.102 R)
• M9: 14,181,579 km (0.118 R)
• M10: 19,589,243 km (0.061 R)
• M11: 20,832,401 km (0.119 R)
• M12: 21,566,029 km (0.119 R)
• M13: 23,181,985 km (0.1 R)
• M14: 27,082,451 km (0.105 R)
• M15: 29,989,586 km (0.12 R)
• M16: 30,688,956 km (0.112 R)
• M17: 37,077,533 km (0.032 R)
• M18: 40,087,293 km (0.092 R)
• M19: 41,220,945 km (0.103 R)
• M20: 42,375,841 km (0.112 R)
• M21: 42,961,367 km (0.069 R)
• M22: 49,924,101 km (0.118 R)
• M23: 59,592,162 km (0.112 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 206.2

Radius: 5.7

Gravity: 6.35 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 17.98 AU - 18.9 AU

Year: 29366 Days

Day: 22.2 Hours

Environment

Temp: -200 °C

Axial Tilt: 28.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 109,629,375 km

• M1: 529,427 km (0.049 R)
• M2: 882,029 km (0.057 R)
• M3: 2,773,096 km (0.09 R)
• M4: 2,965,479 km (0.107 R)
• M5: 4,345,968 km (0.093 R)
• M6: 5,266,443 km (0.119 R)
• M7: 5,450,299 km (0.06 R)
• M8: 9,377,094 km (0.082 R)
• M9: 12,257,601 km (0.038 R)
• M10: 12,712,079 km (0.069 R)
• M11: 16,059,631 km (0.073 R)
• M12: 30,348,022 km (0.11 R)
• M13: 35,694,202 km (0.083 R)
• M14: 41,635,481 km (0.069 R)
• M15: 49,496,699 km (0.053 R)
• M16: 58,655,979 km (0.055 R)
• M17: 59,389,906 km (0.106 R)

Planet 10 - Ice Giant

Semi-Major Axis: 18.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 939.6

Radius: 8

Gravity: 14.68 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 14.44 AU - 22.58 AU

Year: 29533 Days

Day: 19.6 Hours

Environment

Temp: -191 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 109,629,375 km

• M1: 100,380 km (0.112 R)
• M2: 351,405 km (0.079 R)
• M3: 686,505 km (0.052 R)
• M4: 1,128,417 km (0.081 R)
• M5: 1,810,882 km (0.076 R)
• M6: 2,555,730 km (0.037 R)
• M7: 3,146,342 km (0.118 R)
• M8: 3,458,104 km (0.06 R)
• M9: 5,295,316 km (0.115 R)
• M10: 5,647,469 km (0.119 R)
• M11: 6,253,041 km (0.086 R)
• M12: 7,483,933 km (0.034 R)
• M13: 10,553,531 km (0.094 R)
• M14: 11,041,220 km (0.076 R)
• M15: 13,143,968 km (0.111 R)
• M16: 13,464,706 km (0.111 R)
• M17: 17,442,513 km (0.074 R)
• M18: 20,490,570 km (0.086 R)
• M19: 22,480,371 km (0.08 R)
• M20: 24,234,257 km (0.103 R)
• M21: 28,277,139 km (0.109 R)
• M22: 28,946,889 km (0.033 R)
• M23: 31,019,866 km (0.114 R)
• M24: 34,387,464 km (0.045 R)
• M25: 41,494,410 km (0.087 R)
• M26: 44,663,791 km (0.092 R)
• M27: 45,207,280 km (0.102 R)
• M28: 49,714,813 km (0.044 R)
• M29: 61,156,058 km (0.12 R)
• M30: 61,602,159 km (0.097 R)
• M31: 67,602,231 km (0.1 R)
• M32: 76,536,515 km (0.112 R)
• M33: 80,480,214 km (0.113 R)
• M34: 84,281,496 km (0.088 R)
• M35: 89,342,242 km (0.088 R)
• M36: 90,493,846 km (0.116 R)
• M37: 103,504,074 km (0.056 R)
• M38: 104,137,771 km (0.072 R)
• M39: 107,994,553 km (0.116 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: 315 - 18,722 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit