🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.73

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 0.73 AU - 0.85 AU

Year: 258 Days

Day: 28.5 Hours

Environment

Temp: 90 °C

Axial Tilt: 9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 58,255,630 km

• M1: 119,977 km (0.115 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.13 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.43

Radius: 0.71

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 0.94 AU - 1.32 AU

Year: 441 Days

Day: 32.8 Hours

Environment

Temp: -4 °C

Axial Tilt: 23.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 2.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.77

Radius: 1.26

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 2.13 AU - 2.95 AU

Year: 1486 Days

Day: 41.1 Hours

Environment

Temp: -100 °C

Axial Tilt: 29.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.39

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 3.87 AU - 5.55 AU

Year: 3752 Days

Day: 44.6 Hours

Environment

Temp: -127 °C

Axial Tilt: 25.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 4.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 984.6

Radius: 11.1

Gravity: 7.99 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 3.93 AU - 5.77 AU

Year: 3921 Days

Day: 6.2 Hours

Environment

Temp: -132 °C

Axial Tilt: 2.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 58,255,630 km

• M1: 138,528 km (0.107 R)
• M2: 610,659 km (0.106 R)
• M3: 1,271,582 km (0.095 R)
• M4: 1,822,700 km (0.081 R)
• M5: 2,696,651 km (0.099 R)
• M6: 3,852,444 km (0.113 R)
• M7: 5,823,696 km (0.103 R)
• M8: 6,684,332 km (0.052 R)
• M9: 8,581,383 km (0.048 R)
• M10: 10,115,509 km (0.045 R)
• M11: 10,591,828 km (0.077 R)
• M12: 11,083,257 km (0.102 R)
• M13: 12,999,457 km (0.114 R)
• M14: 13,719,471 km (0.079 R)
• M15: 14,574,722 km (0.085 R)
• M16: 15,015,587 km (0.098 R)
• M17: 16,628,851 km (0.119 R)
• M18: 18,164,323 km (0.049 R)
• M19: 19,792,247 km (0.078 R)
• M20: 20,883,863 km (0.106 R)
• M21: 21,444,556 km (0.106 R)
• M22: 22,231,740 km (0.088 R)
• M23: 23,712,459 km (0.082 R)
• M24: 24,169,182 km (0.084 R)
• M25: 24,787,320 km (0.104 R)
• M26: 26,055,312 km (0.12 R)
• M27: 28,207,127 km (0.076 R)

Asteroid Belt

Center: 5.31 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 476.1

Radius: 10.7

Gravity: 4.16 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 4.87 AU - 6.67 AU

Year: 5088 Days

Day: 11.3 Hours

Environment

Temp: -143 °C

Axial Tilt: 4.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 58,255,630 km

• M1: 135,536 km (0.076 R)
• M2: 852,857 km (0.103 R)
• M3: 1,718,132 km (0.12 R)
• M4: 2,411,218 km (0.068 R)
• M5: 3,281,579 km (0.102 R)
• M6: 7,191,768 km (0.099 R)
• M7: 7,527,914 km (0.116 R)
• M8: 9,211,489 km (0.072 R)
• M9: 10,309,687 km (0.071 R)
• M10: 10,868,435 km (0.101 R)
• M11: 13,409,056 km (0.112 R)
• M12: 15,088,591 km (0.069 R)
• M13: 16,963,052 km (0.063 R)
• M14: 19,893,974 km (0.099 R)
• M15: 20,625,657 km (0.078 R)
• M16: 21,791,922 km (0.054 R)
• M17: 23,733,553 km (0.103 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 716.9

Radius: 12.8

Gravity: 4.38 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 5.31 AU - 7.67 AU

Year: 6069 Days

Day: 5.1 Hours

Environment

Temp: -154 °C

Axial Tilt: 42.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 58,255,630 km

• M1: 167,400 km (0.068 R)
• M2: 592,856 km (0.055 R)
• M3: 1,032,674 km (0.083 R)
• M4: 1,560,455 km (0.098 R)
• M5: 2,843,856 km (0.112 R)
• M6: 3,673,376 km (0.077 R)
• M7: 4,605,071 km (0.09 R)
• M8: 5,329,125 km (0.091 R)
• M9: 6,095,814 km (0.113 R)
• M10: 6,969,914 km (0.091 R)
• M11: 8,236,859 km (0.072 R)
• M12: 9,696,036 km (0.095 R)
• M13: 10,233,990 km (0.094 R)
• M14: 12,327,463 km (0.081 R)
• M15: 14,403,133 km (0.084 R)
• M16: 14,868,233 km (0.073 R)
• M17: 17,151,097 km (0.096 R)
• M18: 17,673,792 km (0.117 R)
• M19: 19,587,896 km (0.107 R)
• M20: 21,186,050 km (0.097 R)
• M21: 25,390,648 km (0.07 R)
• M22: 26,849,227 km (0.12 R)
• M23: 27,554,731 km (0.058 R)
• M24: 29,372,345 km (0.101 R)
• M25: 30,027,135 km (0.106 R)
• M26: 34,470,790 km (0.12 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 256.8

Radius: 7.1

Gravity: 5.09 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 14.04 AU - 16.48 AU

Year: 21883 Days

Day: 15.1 Hours

Environment

Temp: -193 °C

Axial Tilt: 9.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 58,255,630 km

• M1: 88,263 km (0.063 R)
• M2: 589,416 km (0.107 R)
• M3: 902,524 km (0.07 R)
• M4: 1,463,366 km (0.104 R)
• M5: 1,804,450 km (0.106 R)
• M6: 2,216,891 km (0.102 R)
• M7: 3,305,365 km (0.081 R)
• M8: 3,981,099 km (0.077 R)
• M9: 5,111,161 km (0.073 R)
• M10: 6,204,871 km (0.114 R)
• M11: 7,186,083 km (0.104 R)
• M12: 7,713,865 km (0.081 R)
• M13: 8,361,773 km (0.079 R)
• M14: 10,468,410 km (0.05 R)
• M15: 13,033,116 km (0.103 R)
• M16: 16,811,210 km (0.088 R)
• M17: 23,373,620 km (0.07 R)
• M18: 24,043,370 km (0.096 R)
• M19: 27,585,698 km (0.064 R)
• M20: 31,461,031 km (0.096 R)
• M21: 32,277,386 km (0.053 R)
• M22: 32,513,152 km (0.096 R)
• M23: 34,074,206 km (0.1 R)
• M24: 34,687,557 km (0.118 R)
• M25: 49,645,250 km (0.073 R)
• M26: 49,959,555 km (0.063 R)
• M27: 54,667,550 km (0.058 R)
• M28: 56,527,949 km (0.108 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 444 - 16,099 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit