🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.34

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 0.65 AU - 0.95 AU

Year: 259 Days

Day: 40.7 Hours

Environment

Temp: 98 °C

Axial Tilt: 32.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 58,811,651 km

• M1: 166,054 km (0.118 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.28

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 0.92 AU - 1.24 AU

Year: 406 Days

Day: 13.5 Hours

Environment

Temp: 18 °C

Axial Tilt: 43.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.37 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.96

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 1.34 AU - 1.4 AU

Year: 580 Days

Day: 23.3 Hours

Environment

Temp: -15 °C

Axial Tilt: 29.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 58,811,651 km

• M1: 40,541 km (0.079 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.41

Radius: 1.15

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 1.9 AU - 2.7 AU

Year: 1261 Days

Day: 46.7 Hours

Environment

Temp: -77 °C

Axial Tilt: 90.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.43

Radius: 0.71

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 2.67 AU - 3.33 AU

Year: 1879 Days

Day: 41.2 Hours

Environment

Temp: -102 °C

Axial Tilt: 31.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 58,811,651 km

• M1: 992,582 km (0.111 R)

Asteroid Belt

Center: 4.69 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 501.4

Radius: 9.4

Gravity: 5.67 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 6.09 AU - 6.65 AU

Year: 5814 Days

Day: 8.4 Hours

Environment

Temp: -145 °C

Axial Tilt: 27.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 58,811,651 km

• M1: 117,584 km (0.084 R)
• M2: 486,343 km (0.047 R)
• M3: 1,424,321 km (0.098 R)
• M4: 1,854,266 km (0.111 R)
• M5: 2,418,100 km (0.037 R)
• M6: 2,722,980 km (0.081 R)
• M7: 3,931,731 km (0.087 R)
• M8: 4,405,208 km (0.087 R)
• M9: 4,784,738 km (0.078 R)
• M10: 5,552,175 km (0.071 R)
• M11: 7,612,288 km (0.116 R)
• M12: 8,501,946 km (0.117 R)
• M13: 9,173,042 km (0.118 R)
• M14: 11,445,883 km (0.115 R)
• M15: 12,116,829 km (0.119 R)
• M16: 16,404,005 km (0.11 R)
• M17: 18,267,246 km (0.083 R)
• M18: 19,788,208 km (0.075 R)
• M19: 23,005,161 km (0.059 R)
• M20: 27,644,789 km (0.078 R)
• M21: 28,243,779 km (0.088 R)
• M22: 28,851,445 km (0.101 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 965.2

Radius: 8.3

Gravity: 14.01 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 7.95 AU - 9.83 AU

Year: 9586 Days

Day: 9.6 Hours

Environment

Temp: -177 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 58,811,651 km

• M1: 103,223 km (0.094 R)
• M2: 565,630 km (0.106 R)
• M3: 823,985 km (0.078 R)
• M4: 1,084,585 km (0.112 R)
• M5: 1,827,787 km (0.067 R)
• M6: 3,749,671 km (0.081 R)
• M7: 4,049,614 km (0.077 R)
• M8: 4,514,565 km (0.116 R)
• M9: 6,979,189 km (0.064 R)
• M10: 8,778,104 km (0.07 R)
• M11: 11,253,350 km (0.117 R)
• M12: 14,290,636 km (0.068 R)
• M13: 14,688,417 km (0.086 R)
• M14: 15,926,189 km (0.116 R)
• M15: 26,500,216 km (0.098 R)
• M16: 31,674,357 km (0.111 R)
• M17: 39,395,103 km (0.093 R)
• M18: 41,638,623 km (0.09 R)
• M19: 44,105,342 km (0.074 R)
• M20: 44,666,483 km (0.097 R)
• M21: 46,234,120 km (0.08 R)
• M22: 47,543,849 km (0.11 R)
• M23: 47,838,108 km (0.11 R)
• M24: 48,877,963 km (0.086 R)
• M25: 50,542,389 km (0.101 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 615

Radius: 4.2

Gravity: 34.86 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 14.46 AU - 14.82 AU

Year: 20258 Days

Day: 22.5 Hours

Environment

Temp: -195 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 58,811,651 km

• M1: 52,359 km (0.055 R)
• M2: 207,343 km (0.05 R)
• M3: 490,980 km (0.094 R)
• M4: 671,096 km (0.117 R)
• M5: 1,382,733 km (0.099 R)
• M6: 1,764,806 km (0.093 R)
• M7: 2,808,700 km (0.12 R)
• M8: 3,891,489 km (0.11 R)
• M9: 4,577,096 km (0.082 R)
• M10: 6,704,378 km (0.068 R)
• M11: 8,492,372 km (0.102 R)
• M12: 9,355,552 km (0.103 R)
• M13: 10,696,547 km (0.116 R)
• M14: 12,631,446 km (0.086 R)
• M15: 12,905,808 km (0.063 R)
• M16: 14,561,707 km (0.095 R)
• M17: 14,863,446 km (0.085 R)
• M18: 15,092,480 km (0.088 R)
• M19: 18,905,730 km (0.117 R)
• M20: 19,084,649 km (0.105 R)
• M21: 19,904,146 km (0.05 R)
• M22: 20,369,396 km (0.069 R)
• M23: 22,005,548 km (0.081 R)
• M24: 26,085,979 km (0.115 R)
• M25: 32,018,283 km (0.115 R)
• M26: 32,400,356 km (0.074 R)
• M27: 39,954,300 km (0.098 R)
• M28: 40,545,511 km (0.097 R)
• M29: 48,601,506 km (0.067 R)
• M30: 50,296,898 km (0.109 R)
• M31: 52,736,092 km (0.094 R)
• M32: 62,287,916 km (0.092 R)
• M33: 71,185,848 km (0.115 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 197.6

Radius: 3.5

Gravity: 16.13 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 15.03 AU - 18.93 AU

Year: 25304 Days

Day: 17.2 Hours

Environment

Temp: -191 °C

Axial Tilt: 20.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 58,811,651 km

• M1: 43,832 km (0.103 R)
• M2: 215,421 km (0.074 R)
• M3: 363,972 km (0.056 R)
• M4: 542,442 km (0.069 R)
• M5: 686,505 km (0.111 R)
• M6: 1,076,506 km (0.09 R)
• M7: 2,563,210 km (0.08 R)
• M8: 2,877,814 km (0.067 R)
• M9: 3,861,420 km (0.098 R)
• M10: 4,243,942 km (0.099 R)
• M11: 10,984,373 km (0.113 R)
• M12: 12,052,053 km (0.105 R)
• M13: 13,317,352 km (0.032 R)
• M14: 13,780,208 km (0.092 R)
• M15: 26,457,131 km (0.093 R)
• M16: 31,391,168 km (0.109 R)
• M17: 31,507,256 km (0.081 R)
• M18: 34,627,419 km (0.109 R)
• M19: 40,917,112 km (0.113 R)
• M20: 42,885,521 km (0.096 R)
• M21: 44,622,053 km (0.096 R)
• M22: 44,916,013 km (0.108 R)
• M23: 55,186,505 km (0.074 R)

Kuiper Belt

Range: 30.3 - 49.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 399 - 12,792 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit