🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.93

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 0.54 AU - 0.84 AU

Year: 203 Days

Day: 31.3 Hours

Environment

Temp: 229 °C

Axial Tilt: 8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 70,748,338 km

• M1: 433,684 km (0.115 R)

Asteroid Belt

Center: 3.22 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 5.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 22.6

Radius: 13.7

Gravity: 0.12 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 4.71 AU - 6.79 AU

Year: 4891 Days

Day: 5.1 Hours

Environment

Temp: -135 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 70,748,338 km

• M1: 170,392 km (0.079 R)
• M2: 660,774 km (0.113 R)
• M3: 1,187,657 km (0.119 R)
• M4: 1,924,577 km (0.097 R)
• M5: 2,525,362 km (0.054 R)
• M6: 4,077,589 km (0.081 R)
• M7: 7,685,890 km (0.112 R)
• M8: 9,128,462 km (0.045 R)

Planet 3 - Gas Giant

Semi-Major Axis: 6.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 665.7

Radius: 11.8

Gravity: 4.78 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 5.96 AU - 7.06 AU

Year: 5893 Days

Day: 8.8 Hours

Environment

Temp: -153 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 70,748,338 km

• M1: 146,756 km (0.065 R)
• M2: 1,025,942 km (0.054 R)
• M3: 1,546,992 km (0.042 R)
• M4: 2,087,339 km (0.057 R)
• M5: 2,590,736 km (0.05 R)
• M6: 3,054,789 km (0.051 R)
• M7: 4,502,298 km (0.05 R)
• M8: 5,291,725 km (0.086 R)
• M9: 5,888,172 km (0.112 R)
• M10: 8,454,374 km (0.069 R)
• M11: 8,897,184 km (0.077 R)
• M12: 10,919,448 km (0.093 R)
• M13: 12,037,991 km (0.074 R)
• M14: 14,445,470 km (0.092 R)
• M15: 14,846,841 km (0.118 R)
• M16: 15,373,874 km (0.114 R)
• M17: 15,974,061 km (0.078 R)
• M18: 17,934,541 km (0.101 R)
• M19: 19,350,634 km (0.095 R)
• M20: 23,568,845 km (0.054 R)
• M21: 25,266,183 km (0.052 R)
• M22: 25,933,838 km (0.045 R)
• M23: 27,654,214 km (0.068 R)
• M24: 30,003,050 km (0.115 R)

Planet 4 - Gas Giant

Semi-Major Axis: 9.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 232

Radius: 9.9

Gravity: 2.37 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 8.04 AU - 10.98 AU

Year: 10404 Days

Day: 12.1 Hours

Environment

Temp: -159 °C

Axial Tilt: 9.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 70,748,338 km

• M1: 123,119 km (0.106 R)
• M2: 710,141 km (0.073 R)
• M3: 1,296,565 km (0.118 R)
• M4: 1,678,488 km (0.095 R)
• M5: 3,604,561 km (0.108 R)
• M6: 6,554,032 km (0.092 R)
• M7: 6,931,617 km (0.113 R)
• M8: 7,396,418 km (0.106 R)
• M9: 7,843,865 km (0.084 R)
• M10: 10,776,731 km (0.069 R)
• M11: 11,548,956 km (0.055 R)
• M12: 19,039,620 km (0.067 R)
• M13: 20,239,096 km (0.103 R)
• M14: 20,674,276 km (0.087 R)
• M15: 26,395,348 km (0.056 R)
• M16: 26,827,835 km (0.1 R)

Planet 5 - Gas Giant

Semi-Major Axis: 11.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 628.1

Radius: 11.7

Gravity: 4.59 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 9.79 AU - 12.43 AU

Year: 13137 Days

Day: 7.7 Hours

Environment

Temp: -182 °C

Axial Tilt: 36.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 70,748,338 km

• M1: 145,559 km (0.042 R)
• M2: 714,779 km (0.098 R)
• M3: 1,170,603 km (0.118 R)
• M4: 2,374,118 km (0.079 R)
• M5: 2,744,822 km (0.049 R)
• M6: 4,127,405 km (0.063 R)
• M7: 6,423,134 km (0.096 R)
• M8: 6,821,214 km (0.115 R)
• M9: 7,363,357 km (0.09 R)
• M10: 7,755,303 km (0.062 R)
• M11: 9,618,395 km (0.025 R)
• M12: 10,572,082 km (0.108 R)
• M13: 15,375,071 km (0.114 R)
• M14: 18,607,133 km (0.11 R)
• M15: 21,464,302 km (0.101 R)
• M16: 24,601,968 km (0.045 R)
• M17: 25,679,372 km (0.081 R)
• M18: 27,405,881 km (0.065 R)
• M19: 30,751,338 km (0.077 R)
• M20: 32,580,322 km (0.113 R)
• M21: 45,684,946 km (0.031 R)

Planet 6 - Ice Giant

Semi-Major Axis: 15.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 227.3

Radius: 4.8

Gravity: 9.87 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 14.77 AU - 16.99 AU

Year: 22450 Days

Day: 19.1 Hours

Environment

Temp: -197 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 70,748,338 km

• M1: 59,839 km (0.107 R)
• M2: 279,598 km (0.069 R)
• M3: 3,277,989 km (0.088 R)
• M4: 3,807,415 km (0.068 R)
• M5: 5,204,360 km (0.108 R)
• M6: 6,424,181 km (0.064 R)
• M7: 7,598,973 km (0.101 R)
• M8: 8,143,809 km (0.085 R)
• M9: 9,109,164 km (0.061 R)
• M10: 11,732,662 km (0.104 R)
• M11: 12,521,342 km (0.082 R)
• M12: 13,344,728 km (0.078 R)
• M13: 15,958,203 km (0.101 R)
• M14: 28,509,764 km (0.099 R)
• M15: 33,987,739 km (0.062 R)
• M16: 51,293,220 km (0.112 R)
• M17: 52,092,821 km (0.112 R)

Planet 7 - Ice Giant

Semi-Major Axis: 20.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 211.7

Radius: 6.9

Gravity: 4.45 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 15.95 AU - 24.49 AU

Year: 32256 Days

Day: 23.1 Hours

Environment

Temp: -193 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 70,748,338 km

• M1: 97,538 km (0.119 R)
• M2: 420,819 km (0.091 R)
• M3: 858,991 km (0.086 R)
• M4: 1,163,572 km (0.11 R)
• M5: 1,791,435 km (0.114 R)
• M6: 2,511,449 km (0.099 R)
• M7: 3,038,183 km (0.064 R)
• M8: 5,822,349 km (0.082 R)
• M9: 6,396,955 km (0.09 R)
• M10: 7,008,810 km (0.11 R)
• M11: 9,186,207 km (0.112 R)
• M12: 10,845,846 km (0.096 R)
• M13: 20,216,806 km (0.062 R)
• M14: 21,243,496 km (0.043 R)
• M15: 34,925,119 km (0.084 R)
• M16: 35,725,019 km (0.084 R)
• M17: 45,345,508 km (0.026 R)
• M18: 47,749,546 km (0.049 R)
• M19: 50,237,359 km (0.11 R)
• M20: 50,575,450 km (0.064 R)
• M21: 58,216,759 km (0.07 R)
• M22: 67,615,994 km (0.105 R)

Kuiper Belt

Range: 30.9 - 46.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 476 - 12,484 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit