🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.94

Radius: 0.98

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 0.97 AU - 1.17 AU

Year: 413 Days

Day: 18.2 Hours

Environment

Temp: 22 °C

Axial Tilt: 118.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 2.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.83

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 2.05 AU - 3.03 AU

Year: 1509 Days

Day: 45.1 Hours

Environment

Temp: -92 °C

Axial Tilt: 12.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.12

Radius: 1.58

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 2.8 AU - 4.42 AU

Year: 2557 Days

Day: 31.4 Hours

Environment

Temp: -122 °C

Axial Tilt: 1.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 77,088,764 km

• M1: 798,254 km (0.093 R)
• M2: 1,458,878 km (0.079 R)

Asteroid Belt

Center: 4.65 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 863.9

Radius: 14.7

Gravity: 4 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 5.14 AU - 6.24 AU

Year: 5060 Days

Day: 12.1 Hours

Environment

Temp: -143 °C

Axial Tilt: 4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 77,088,764 km

• M1: 182,958 km (0.102 R)
• M2: 681,568 km (0.077 R)
• M3: 1,633,459 km (0.069 R)
• M4: 2,819,172 km (0.072 R)
• M5: 4,546,130 km (0.063 R)
• M6: 7,460,147 km (0.108 R)
• M7: 9,288,083 km (0.101 R)
• M8: 10,464,820 km (0.08 R)
• M9: 11,641,108 km (0.071 R)
• M10: 13,649,759 km (0.08 R)
• M11: 14,312,028 km (0.087 R)
• M12: 21,567,974 km (0.103 R)
• M13: 24,743,637 km (0.027 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 565.9

Radius: 10.7

Gravity: 4.94 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 5.56 AU - 9.26 AU

Year: 7519 Days

Day: 8.2 Hours

Environment

Temp: -175 °C

Axial Tilt: 45.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 77,088,764 km

• M1: 133,142 km (0.062 R)
• M2: 555,158 km (0.112 R)
• M3: 1,084,435 km (0.104 R)
• M4: 1,763,161 km (0.101 R)
• M5: 2,416,903 km (0.113 R)
• M6: 2,878,562 km (0.036 R)
• M7: 3,623,859 km (0.066 R)
• M8: 4,682,413 km (0.101 R)
• M9: 5,434,442 km (0.088 R)
• M10: 5,968,357 km (0.11 R)
• M11: 7,476,303 km (0.071 R)
• M12: 7,939,159 km (0.114 R)
• M13: 9,093,905 km (0.049 R)
• M14: 10,310,136 km (0.085 R)
• M15: 10,981,980 km (0.073 R)
• M16: 12,306,968 km (0.104 R)
• M17: 12,681,262 km (0.094 R)
• M18: 13,849,920 km (0.035 R)
• M19: 14,255,032 km (0.078 R)
• M20: 14,787,450 km (0.094 R)
• M21: 15,642,103 km (0.084 R)
• M22: 18,196,636 km (0.111 R)
• M23: 20,342,169 km (0.075 R)
• M24: 20,790,663 km (0.064 R)
• M25: 22,730,948 km (0.042 R)
• M26: 29,083,771 km (0.106 R)
• M27: 31,905,635 km (0.111 R)
• M28: 33,331,154 km (0.036 R)
• M29: 34,692,345 km (0.05 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 699.9

Radius: 10.9

Gravity: 5.89 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 8.86 AU - 12.3 AU

Year: 12829 Days

Day: 6.3 Hours

Environment

Temp: -182 °C

Axial Tilt: 4.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 77,088,764 km

• M1: 136,882 km (0.05 R)
• M2: 662,120 km (0.057 R)
• M3: 1,170,005 km (0.054 R)
• M4: 2,450,413 km (0.045 R)
• M5: 3,405,895 km (0.073 R)
• M6: 4,979,515 km (0.064 R)
• M7: 5,779,415 km (0.077 R)
• M8: 6,345,942 km (0.12 R)
• M9: 14,972,353 km (0.102 R)
• M10: 17,314,757 km (0.116 R)
• M11: 19,142,693 km (0.108 R)
• M12: 22,075,260 km (0.045 R)
• M13: 29,688,745 km (0.074 R)
• M14: 31,259,672 km (0.114 R)
• M15: 34,201,364 km (0.077 R)
• M16: 36,557,082 km (0.05 R)
• M17: 44,559,371 km (0.092 R)
• M18: 46,915,089 km (0.112 R)
• M19: 56,658,997 km (0.028 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 671.2

Radius: 5.2

Gravity: 24.82 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 14.06 AU - 14.96 AU

Year: 20604 Days

Day: 17 Hours

Environment

Temp: -191 °C

Axial Tilt: 20.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 77,088,764 km

• M1: 64,626 km (0.103 R)
• M2: 267,032 km (0.109 R)
• M3: 513,869 km (0.117 R)
• M4: 690,095 km (0.1 R)
• M5: 1,402,929 km (0.09 R)
• M6: 1,614,610 km (0.112 R)
• M7: 1,904,680 km (0.118 R)
• M8: 2,337,168 km (0.07 R)
• M9: 3,872,042 km (0.097 R)
• M10: 5,730,496 km (0.071 R)
• M11: 6,188,565 km (0.113 R)
• M12: 6,448,566 km (0.109 R)
• M13: 6,625,839 km (0.086 R)
• M14: 7,367,994 km (0.085 R)
• M15: 7,859,124 km (0.091 R)
• M16: 12,949,640 km (0.049 R)
• M17: 13,736,824 km (0.106 R)
• M18: 15,485,025 km (0.105 R)
• M19: 18,244,657 km (0.048 R)
• M20: 19,693,512 km (0.103 R)
• M21: 20,733,068 km (0.107 R)
• M22: 22,108,321 km (0.075 R)
• M23: 22,410,659 km (0.06 R)
• M24: 23,753,150 km (0.105 R)
• M25: 24,283,474 km (0.089 R)
• M26: 26,597,305 km (0.051 R)
• M27: 29,905,362 km (0.103 R)
• M28: 34,278,407 km (0.071 R)
• M29: 39,649,120 km (0.096 R)
• M30: 40,998,493 km (0.111 R)
• M31: 49,227,423 km (0.113 R)
• M32: 50,610,605 km (0.081 R)
• M33: 56,402,586 km (0.12 R)
• M34: 62,019,537 km (0.095 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 308 - 16,115 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit