🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.65

Radius: 1.48

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 0.59 AU - 0.97 AU

Year: 261 Days

Day: 23.5 Hours

Environment

Temp: 173 °C

Axial Tilt: 39.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 1.09 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.11

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 1.25 AU - 1.53 AU

Year: 621 Days

Day: 23.1 Hours

Environment

Temp: -44 °C

Axial Tilt: 31.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.09

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 2.06 AU - 2.68 AU

Year: 1382 Days

Day: 19.9 Hours

Environment

Temp: -90 °C

Axial Tilt: 37.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 4.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 260.2

Radius: 13

Gravity: 1.54 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 4.56 AU - 5.04 AU

Year: 3983 Days

Day: 12.1 Hours

Environment

Temp: -146 °C

Axial Tilt: 11.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 51,342,983 km

• M1: 163,211 km (0.109 R)
• M2: 755,170 km (0.114 R)
• M3: 1,309,879 km (0.104 R)
• M4: 1,939,836 km (0.096 R)
• M5: 2,633,072 km (0.095 R)
• M6: 3,111,636 km (0.03 R)
• M7: 3,521,983 km (0.061 R)
• M8: 4,246,485 km (0.112 R)
• M9: 4,732,080 km (0.116 R)
• M10: 5,137,789 km (0.069 R)
• M11: 5,615,904 km (0.113 R)
• M12: 6,228,956 km (0.115 R)
• M13: 9,417,186 km (0.076 R)
• M14: 10,099,502 km (0.107 R)
• M15: 10,699,389 km (0.072 R)
• M16: 11,806,264 km (0.071 R)
• M17: 12,472,274 km (0.104 R)
• M18: 12,988,237 km (0.119 R)
• M19: 14,480,625 km (0.073 R)
• M20: 17,270,775 km (0.064 R)
• M21: 18,075,163 km (0.114 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 418.2

Radius: 14.1

Gravity: 2.1 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 5.83 AU - 8.15 AU

Year: 6999 Days

Day: 13.4 Hours

Environment

Temp: -169 °C

Axial Tilt: 27.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 51,342,983 km

• M1: 175,777 km (0.05 R)
• M2: 644,168 km (0.082 R)
• M3: 1,162,375 km (0.078 R)
• M4: 1,675,197 km (0.068 R)
• M5: 2,872,578 km (0.047 R)
• M6: 3,657,219 km (0.112 R)
• M7: 4,529,973 km (0.115 R)
• M8: 5,139,884 km (0.035 R)
• M9: 7,130,583 km (0.087 R)
• M10: 7,663,600 km (0.054 R)
• M11: 8,650,646 km (0.077 R)
• M12: 11,298,828 km (0.118 R)
• M13: 12,174,125 km (0.118 R)
• M14: 14,170,210 km (0.027 R)
• M15: 14,729,855 km (0.082 R)
• M16: 15,953,416 km (0.107 R)
• M17: 17,560,995 km (0.099 R)
• M18: 20,453,170 km (0.069 R)
• M19: 21,096,441 km (0.066 R)
• M20: 22,124,029 km (0.119 R)
• M21: 22,802,007 km (0.065 R)
• M22: 25,571,362 km (0.084 R)
• M23: 29,633,244 km (0.032 R)

Planet 6 - Ice Giant

Semi-Major Axis: 12.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 858.4

Radius: 6.8

Gravity: 18.56 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 10.99 AU - 13.55 AU

Year: 16279 Days

Day: 19.9 Hours

Environment

Temp: -190 °C

Axial Tilt: 17.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 51,342,983 km

• M1: 84,523 km (0.094 R)
• M2: 460,911 km (0.094 R)
• M3: 1,241,214 km (0.107 R)
• M4: 1,522,009 km (0.096 R)
• M5: 2,403,290 km (0.073 R)
• M6: 2,867,193 km (0.109 R)
• M7: 3,120,761 km (0.051 R)
• M8: 3,732,018 km (0.075 R)
• M9: 4,288,971 km (0.093 R)
• M10: 5,452,394 km (0.115 R)
• M11: 6,086,389 km (0.111 R)
• M12: 7,885,453 km (0.073 R)
• M13: 9,615,254 km (0.106 R)
• M14: 10,658,399 km (0.116 R)
• M15: 10,900,000 km (0.11 R)
• M16: 12,098,429 km (0.062 R)
• M17: 13,104,624 km (0.088 R)
• M18: 14,605,539 km (0.051 R)
• M19: 15,054,632 km (0.071 R)
• M20: 23,143,239 km (0.052 R)
• M21: 24,900,416 km (0.107 R)
• M22: 26,744,659 km (0.037 R)
• M23: 27,870,981 km (0.105 R)
• M24: 30,217,872 km (0.06 R)
• M25: 36,381,604 km (0.091 R)
• M26: 37,206,486 km (0.084 R)
• M27: 38,751,084 km (0.031 R)
• M28: 47,607,727 km (0.064 R)
• M29: 50,099,729 km (0.116 R)
• M30: 50,778,753 km (0.107 R)
• M31: 51,120,435 km (0.057 R)
• M32: 55,342,087 km (0.102 R)
• M33: 58,469,131 km (0.108 R)
• M34: 64,470,998 km (0.038 R)
• M35: 67,723,554 km (0.056 R)
• M36: 69,180,339 km (0.053 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 164.5

Radius: 6.5

Gravity: 3.89 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 11.61 AU - 18.95 AU

Year: 22622 Days

Day: 20.5 Hours

Environment

Temp: -189 °C

Axial Tilt: 24.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 51,342,983 km

• M1: 81,232 km (0.09 R)
• M2: 294,708 km (0.115 R)
• M3: 1,023,997 km (0.117 R)
• M4: 1,478,775 km (0.089 R)
• M5: 2,983,430 km (0.117 R)
• M6: 3,718,255 km (0.053 R)
• M7: 4,721,010 km (0.102 R)
• M8: 6,604,596 km (0.082 R)
• M9: 7,755,902 km (0.104 R)
• M10: 7,974,763 km (0.07 R)
• M11: 8,197,664 km (0.114 R)
• M12: 9,928,362 km (0.111 R)
• M13: 10,186,568 km (0.113 R)
• M14: 11,320,370 km (0.097 R)
• M15: 11,773,652 km (0.09 R)
• M16: 12,239,051 km (0.098 R)
• M17: 12,536,002 km (0.108 R)
• M18: 16,413,579 km (0.095 R)
• M19: 16,920,866 km (0.075 R)
• M20: 17,739,166 km (0.094 R)
• M21: 18,505,705 km (0.106 R)
• M22: 20,022,628 km (0.105 R)
• M23: 22,406,470 km (0.05 R)
• M24: 25,451,235 km (0.079 R)
• M25: 27,729,162 km (0.097 R)
• M26: 31,119,798 km (0.103 R)
• M27: 33,837,094 km (0.116 R)
• M28: 34,895,648 km (0.04 R)
• M29: 36,585,805 km (0.104 R)
• M30: 42,658,282 km (0.084 R)
• M31: 44,449,417 km (0.096 R)
• M32: 45,010,409 km (0.066 R)
• M33: 49,070,645 km (0.087 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 377 - 12,630 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit