🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.14

Radius: 1.58

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 0.46 AU - 0.7 AU

Year: 285 Days

Day: 19.6 Hours

Environment

Temp: -123 °C

Axial Tilt: 39.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.34 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 2.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 128.6

Radius: 12.3

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 1.91 AU - 2.27 AU

Year: 1951 Days

Day: 7.1 Hours

Environment

Temp: -182 °C

Axial Tilt: 23.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 50,356,855 km

• M1: 153,039 km (0.101 R)
• M2: 538,852 km (0.115 R)
• M3: 2,254,590 km (0.071 R)
• M4: 3,670,533 km (0.118 R)
• M5: 5,650,461 km (0.097 R)
• M6: 8,261,243 km (0.047 R)
• M7: 8,750,727 km (0.061 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 429.6

Radius: 12.5

Gravity: 2.75 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 1.99 AU - 2.25 AU

Year: 1993 Days

Day: 9 Hours

Environment

Temp: -197 °C

Axial Tilt: 19.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 50,356,855 km

• M1: 155,432 km (0.109 R)
• M2: 600,635 km (0.088 R)
• M3: 1,061,546 km (0.105 R)
• M4: 1,744,610 km (0.058 R)
• M5: 2,421,242 km (0.112 R)
• M6: 3,251,659 km (0.101 R)
• M7: 4,883,473 km (0.115 R)
• M8: 5,995,733 km (0.08 R)
• M9: 7,485,429 km (0.103 R)
• M10: 8,390,047 km (0.098 R)
• M11: 9,686,462 km (0.105 R)
• M12: 10,656,604 km (0.076 R)
• M13: 12,634,587 km (0.112 R)
• M14: 13,710,495 km (0.104 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 891.9

Radius: 14.2

Gravity: 4.42 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 1.85 AU - 2.49 AU

Year: 2064 Days

Day: 14.3 Hours

Environment

Temp: -184 °C

Axial Tilt: 15.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 50,356,855 km

• M1: 176,675 km (0.113 R)
• M2: 821,292 km (0.103 R)
• M3: 1,489,247 km (0.112 R)
• M4: 1,985,014 km (0.118 R)
• M5: 3,564,618 km (0.083 R)
• M6: 4,087,014 km (0.082 R)
• M7: 5,171,299 km (0.041 R)
• M8: 6,175,550 km (0.084 R)
• M9: 7,104,104 km (0.087 R)
• M10: 7,875,281 km (0.057 R)
• M11: 8,800,693 km (0.075 R)
• M12: 9,868,972 km (0.112 R)
• M13: 10,565,350 km (0.039 R)
• M14: 12,346,163 km (0.05 R)
• M15: 14,365,734 km (0.071 R)
• M16: 15,261,077 km (0.06 R)
• M17: 17,849,120 km (0.046 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 542.1

Radius: 10.9

Gravity: 4.56 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 2.05 AU - 2.45 AU

Year: 2179 Days

Day: 8.3 Hours

Environment

Temp: -199 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 50,356,855 km

• M1: 135,536 km (0.115 R)
• M2: 591,660 km (0.117 R)
• M3: 1,340,547 km (0.09 R)
• M4: 1,705,416 km (0.119 R)
• M5: 2,101,700 km (0.117 R)
• M6: 2,670,322 km (0.081 R)
• M7: 3,037,435 km (0.067 R)
• M8: 3,766,874 km (0.094 R)
• M9: 4,671,044 km (0.077 R)
• M10: 5,388,216 km (0.049 R)
• M11: 5,979,128 km (0.098 R)
• M12: 7,235,002 km (0.109 R)
• M13: 7,866,006 km (0.084 R)
• M14: 9,271,328 km (0.091 R)
• M15: 10,120,894 km (0.094 R)
• M16: 10,655,108 km (0.118 R)
• M17: 12,171,881 km (0.102 R)
• M18: 15,770,608 km (0.086 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 109

Radius: 13.9

Gravity: 0.56 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 2.16 AU - 3.1 AU

Year: 2754 Days

Day: 5 Hours

Environment

Temp: -209 °C

Axial Tilt: 7.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 50,356,855 km

• M1: 172,935 km (0.111 R)
• M2: 665,262 km (0.04 R)
• M3: 1,113,756 km (0.067 R)
• M4: 1,729,800 km (0.112 R)
• M5: 2,240,976 km (0.108 R)
• M6: 2,996,445 km (0.117 R)
• M7: 3,790,062 km (0.079 R)
• M8: 5,036,661 km (0.047 R)
• M9: 5,945,319 km (0.054 R)
• M10: 6,795,334 km (0.105 R)
• M11: 7,472,414 km (0.037 R)
• M12: 8,462,901 km (0.111 R)
• M13: 9,018,508 km (0.066 R)
• M14: 10,203,024 km (0.118 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 581.8

Radius: 14.9

Gravity: 2.62 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 3.87 AU - 4.19 AU

Year: 5224 Days

Day: 12.7 Hours

Environment

Temp: -219 °C

Axial Tilt: 19.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 50,356,855 km

• M1: 187,147 km (0.084 R)
• M2: 670,498 km (0.084 R)
• M3: 1,407,716 km (0.065 R)
• M4: 2,172,311 km (0.108 R)
• M5: 3,014,547 km (0.103 R)
• M6: 5,106,224 km (0.087 R)
• M7: 5,834,915 km (0.098 R)
• M8: 10,350,078 km (0.073 R)
• M9: 13,909,760 km (0.112 R)
• M10: 14,941,536 km (0.059 R)
• M11: 17,588,222 km (0.094 R)
• M12: 18,407,868 km (0.097 R)
• M13: 19,186,825 km (0.094 R)
• M14: 19,718,346 km (0.105 R)
• M15: 26,722,817 km (0.116 R)
• M16: 27,637,907 km (0.079 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 330.8

Radius: 6.3

Gravity: 8.33 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 6.7 AU - 9.94 AU

Year: 15495 Days

Day: 15.5 Hours

Environment

Temp: -230 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 50,356,855 km

• M1: 79,586 km (0.115 R)
• M2: 782,098 km (0.102 R)
• M3: 982,559 km (0.109 R)
• M4: 1,369,120 km (0.111 R)
• M5: 2,992,556 km (0.101 R)
• M6: 4,047,969 km (0.119 R)
• M7: 4,721,309 km (0.095 R)
• M8: 6,515,137 km (0.105 R)
• M9: 8,860,831 km (0.107 R)
• M10: 9,537,313 km (0.092 R)
• M11: 13,569,873 km (0.116 R)
• M12: 18,611,022 km (0.089 R)
• M13: 20,042,225 km (0.078 R)
• M14: 21,545,085 km (0.096 R)
• M15: 22,942,778 km (0.091 R)
• M16: 24,307,111 km (0.105 R)
• M17: 27,698,943 km (0.047 R)
• M18: 28,310,499 km (0.072 R)
• M19: 31,064,746 km (0.106 R)
• M20: 32,959,104 km (0.07 R)
• M21: 33,760,948 km (0.089 R)
• M22: 35,403,832 km (0.101 R)
• M23: 37,222,194 km (0.102 R)
• M24: 42,508,833 km (0.089 R)
• M25: 47,400,085 km (0.083 R)
• M26: 48,568,445 km (0.111 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 190 - 14,181 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit