🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.43

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 0.47 AU - 0.63 AU

Year: 268 Days

Day: 22 Hours

Environment

Temp: -130 °C

Axial Tilt: 15.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.72

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 0.53 AU - 0.69 AU

Year: 313 Days

Day: 38.8 Hours

Environment

Temp: -122 °C

Axial Tilt: 15.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 52,733,195 km

• M1: 528,529 km (0.081 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.78

Radius: 1.26

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 0.56 AU - 0.68 AU

Year: 320 Days

Day: 41.7 Hours

Environment

Temp: -121 °C

Axial Tilt: 4.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 886.2

Radius: 10.2

Gravity: 8.52 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 1.24 AU - 1.5 AU

Year: 1052 Days

Day: 8.8 Hours

Environment

Temp: -168 °C

Axial Tilt: 128.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 52,733,195 km

• M1: 126,859 km (0.107 R)
• M2: 483,201 km (0.117 R)
• M3: 926,011 km (0.112 R)
• M4: 1,472,941 km (0.103 R)
• M5: 1,831,078 km (0.112 R)
• M6: 3,046,710 km (0.057 R)
• M7: 3,875,782 km (0.076 R)
• M8: 4,623,621 km (0.064 R)
• M9: 5,022,449 km (0.097 R)
• M10: 5,695,640 km (0.08 R)
• M11: 6,404,734 km (0.08 R)
• M12: 7,146,889 km (0.097 R)
• M13: 7,838,928 km (0.051 R)
• M14: 8,916,781 km (0.077 R)
• M15: 9,297,208 km (0.11 R)
• M16: 10,764,016 km (0.11 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 155.1

Radius: 12.8

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 1.57 AU - 1.85 AU

Year: 1467 Days

Day: 6.4 Hours

Environment

Temp: -192 °C

Axial Tilt: 157.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 52,733,195 km

• M1: 181,013 km (0.038 R)
• M2: 582,684 km (0.118 R)
• M3: 1,191,248 km (0.068 R)
• M4: 1,634,506 km (0.073 R)
• M5: 3,896,426 km (0.106 R)
• M6: 4,456,072 km (0.102 R)
• M7: 5,533,027 km (0.06 R)
• M8: 8,054,499 km (0.056 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 598.7

Radius: 11.8

Gravity: 4.3 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 3 AU - 4.96 AU

Year: 5209 Days

Day: 11 Hours

Environment

Temp: -203 °C

Axial Tilt: 176.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 52,733,195 km

• M1: 146,756 km (0.113 R)
• M2: 586,274 km (0.112 R)
• M3: 1,266,645 km (0.05 R)
• M4: 1,844,542 km (0.104 R)
• M5: 2,836,974 km (0.111 R)
• M6: 3,705,689 km (0.05 R)
• M7: 4,345,818 km (0.09 R)
• M8: 6,117,805 km (0.097 R)
• M9: 6,684,182 km (0.092 R)
• M10: 7,250,859 km (0.107 R)
• M11: 7,777,444 km (0.115 R)
• M12: 9,594,160 km (0.116 R)
• M13: 10,229,353 km (0.108 R)
• M14: 11,584,111 km (0.112 R)
• M15: 12,109,648 km (0.115 R)
• M16: 13,467,548 km (0.101 R)
• M17: 14,536,874 km (0.116 R)
• M18: 18,533,979 km (0.077 R)
• M19: 20,679,362 km (0.094 R)
• M20: 21,169,894 km (0.116 R)
• M21: 21,884,074 km (0.092 R)
• M22: 22,836,414 km (0.074 R)
• M23: 23,587,695 km (0.059 R)
• M24: 26,021,652 km (0.107 R)
• M25: 28,618,372 km (0.111 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 342.5

Radius: 3.6

Gravity: 26.43 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 5.12 AU - 7.82 AU

Year: 10796 Days

Day: 21.1 Hours

Environment

Temp: -222 °C

Axial Tilt: 117.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 52,733,195 km

• M1: 55,202 km (0.052 R)
• M2: 255,513 km (0.051 R)
• M3: 1,000,062 km (0.089 R)
• M4: 1,481,917 km (0.095 R)
• M5: 1,701,377 km (0.092 R)
• M6: 2,087,040 km (0.082 R)
• M7: 2,256,684 km (0.059 R)
• M8: 2,681,841 km (0.112 R)
• M9: 4,778,754 km (0.096 R)
• M10: 5,412,451 km (0.098 R)
• M11: 6,918,752 km (0.113 R)
• M12: 10,479,630 km (0.079 R)
• M13: 12,399,120 km (0.118 R)
• M14: 23,077,865 km (0.106 R)
• M15: 28,716,209 km (0.051 R)
• M16: 32,839,874 km (0.109 R)
• M17: 35,760,623 km (0.111 R)
• M18: 36,884,851 km (0.085 R)

Asteroid Belt

Center: 7.5 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 8.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 807.9

Radius: 3.3

Gravity: 74.19 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 7.89 AU - 9.17 AU

Year: 16343 Days

Day: 20 Hours

Environment

Temp: -221 °C

Axial Tilt: 15 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 52,733,195 km

• M1: 41,738 km (0.076 R)
• M2: 198,965 km (0.085 R)
• M3: 1,112,111 km (0.099 R)
• M4: 1,825,543 km (0.072 R)
• M5: 5,431,899 km (0.085 R)
• M6: 6,482,973 km (0.092 R)
• M7: 9,247,243 km (0.118 R)
• M8: 9,633,056 km (0.085 R)
• M9: 10,144,830 km (0.046 R)
• M10: 10,614,717 km (0.033 R)
• M11: 12,373,689 km (0.099 R)
• M12: 18,884,936 km (0.045 R)
• M13: 19,326,549 km (0.116 R)
• M14: 28,267,714 km (0.079 R)
• M15: 32,101,010 km (0.074 R)
• M16: 34,402,274 km (0.048 R)
• M17: 37,361,320 km (0.111 R)
• M18: 37,499,848 km (0.086 R)
• M19: 40,631,679 km (0.064 R)
• M20: 41,071,796 km (0.081 R)
• M21: 41,812,455 km (0.111 R)
• M22: 51,920,634 km (0.068 R)
• M23: 57,075,328 km (0.075 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 308.9

Radius: 7.6

Gravity: 5.35 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 7.32 AU - 10.32 AU

Year: 17184 Days

Day: 17.6 Hours

Environment

Temp: -230 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 52,733,195 km

• M1: 95,144 km (0.051 R)
• M2: 376,687 km (0.117 R)
• M3: 777,610 km (0.119 R)
• M4: 1,074,113 km (0.111 R)
• M5: 1,405,023 km (0.106 R)
• M6: 2,390,275 km (0.077 R)
• M7: 2,804,362 km (0.101 R)
• M8: 3,216,953 km (0.056 R)
• M9: 4,609,110 km (0.075 R)
• M10: 6,634,965 km (0.12 R)
• M11: 8,291,462 km (0.105 R)
• M12: 10,525,108 km (0.049 R)
• M13: 12,398,522 km (0.101 R)
• M14: 16,500,196 km (0.071 R)
• M15: 17,311,765 km (0.088 R)
• M16: 18,855,016 km (0.101 R)
• M17: 19,741,833 km (0.055 R)
• M18: 20,237,151 km (0.093 R)
• M19: 24,219,596 km (0.069 R)
• M20: 24,787,170 km (0.118 R)
• M21: 25,266,931 km (0.074 R)
• M22: 27,965,377 km (0.119 R)
• M23: 28,590,098 km (0.116 R)
• M24: 29,117,730 km (0.104 R)
• M25: 33,110,646 km (0.115 R)
• M26: 33,927,301 km (0.037 R)
• M27: 34,518,811 km (0.117 R)
• M28: 36,088,691 km (0.038 R)
• M29: 36,705,034 km (0.105 R)
• M30: 41,217,355 km (0.089 R)
• M31: 43,121,437 km (0.117 R)
• M32: 51,169,802 km (0.104 R)
• M33: 52,575,424 km (0.076 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 545 - 18,154 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit