🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.06

Radius: 1.56

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 0.65 AU - 1.07 AU

Year: 291 Days

Day: 25.4 Hours

Environment

Temp: 120 °C

Axial Tilt: 17.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.4

Radius: 0.69

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 1.47 AU - 1.99 AU

Year: 831 Days

Day: 30.5 Hours

Environment

Temp: -51 °C

Axial Tilt: 7.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.75

Radius: 0.89

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 1.64 AU - 1.98 AU

Year: 889 Days

Day: 42.9 Hours

Environment

Temp: -53 °C

Axial Tilt: 41.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 95,460,553 km

• M1: 79,736 km (0.114 R)
• M2: 116,387 km (0.068 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.83

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 3.95 AU - 4.35 AU

Year: 3088 Days

Day: 18.3 Hours

Environment

Temp: -130 °C

Axial Tilt: 10.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.26 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 8.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 635.1

Radius: 13.9

Gravity: 3.29 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 6.81 AU - 9.93 AU

Year: 8845 Days

Day: 6.6 Hours

Environment

Temp: -168 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 95,460,553 km

• M1: 172,935 km (0.111 R)
• M2: 611,107 km (0.103 R)
• M3: 1,155,344 km (0.114 R)
• M4: 1,742,516 km (0.118 R)
• M5: 2,275,832 km (0.095 R)
• M6: 4,186,646 km (0.081 R)
• M7: 6,031,637 km (0.076 R)
• M8: 7,868,250 km (0.111 R)
• M9: 8,892,995 km (0.051 R)
• M10: 9,861,043 km (0.117 R)
• M11: 11,103,752 km (0.116 R)
• M12: 12,616,935 km (0.118 R)
• M13: 16,450,979 km (0.044 R)
• M14: 19,376,066 km (0.093 R)
• M15: 20,139,015 km (0.071 R)
• M16: 21,888,113 km (0.119 R)
• M17: 25,144,560 km (0.082 R)
• M18: 26,607,776 km (0.12 R)
• M19: 27,550,692 km (0.091 R)
• M20: 30,513,328 km (0.085 R)
• M21: 32,709,574 km (0.071 R)
• M22: 36,027,206 km (0.116 R)
• M23: 36,716,703 km (0.073 R)
• M24: 38,122,175 km (0.065 R)
• M25: 39,320,454 km (0.086 R)

Planet 6 - Ice Giant

Semi-Major Axis: 12.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 671.7

Radius: 4.1

Gravity: 39.96 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 12.16 AU - 13.62 AU

Year: 16903 Days

Day: 20.2 Hours

Environment

Temp: -182 °C

Axial Tilt: 1.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 95,460,553 km

• M1: 52,060 km (0.108 R)
• M2: 676,332 km (0.085 R)
• M3: 1,093,411 km (0.11 R)
• M4: 1,321,847 km (0.103 R)
• M5: 1,549,236 km (0.095 R)
• M6: 1,749,397 km (0.104 R)
• M7: 1,985,613 km (0.113 R)
• M8: 2,970,864 km (0.064 R)
• M9: 3,756,103 km (0.097 R)
• M10: 4,470,433 km (0.112 R)
• M11: 4,807,627 km (0.101 R)
• M12: 5,089,469 km (0.118 R)
• M13: 5,234,429 km (0.117 R)
• M14: 5,647,320 km (0.097 R)
• M15: 7,241,883 km (0.08 R)
• M16: 7,471,815 km (0.094 R)
• M17: 10,160,538 km (0.053 R)
• M18: 10,565,649 km (0.11 R)
• M19: 11,102,107 km (0.118 R)
• M20: 12,621,572 km (0.087 R)
• M21: 12,887,557 km (0.094 R)
• M22: 13,022,046 km (0.072 R)
• M23: 13,157,432 km (0.084 R)
• M24: 14,418,093 km (0.083 R)
• M25: 14,708,911 km (0.1 R)
• M26: 14,855,667 km (0.091 R)
• M27: 16,221,496 km (0.116 R)
• M28: 16,694,674 km (0.079 R)
• M29: 18,169,709 km (0.091 R)
• M30: 21,188,594 km (0.073 R)
• M31: 22,816,368 km (0.067 R)
• M32: 37,690,735 km (0.117 R)
• M33: 39,502,664 km (0.1 R)
• M34: 45,908,894 km (0.062 R)
• M35: 51,946,963 km (0.096 R)
• M36: 55,066,827 km (0.111 R)
• M37: 57,577,976 km (0.079 R)
• M38: 57,942,846 km (0.06 R)
• M39: 58,125,953 km (0.06 R)
• M40: 61,106,691 km (0.114 R)
• M41: 62,058,732 km (0.084 R)
• M42: 63,214,076 km (0.108 R)
• M43: 66,565,517 km (0.102 R)
• M44: 66,766,278 km (0.043 R)

Planet 7 - Ice Giant

Semi-Major Axis: 17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 995.1

Radius: 5.3

Gravity: 35.43 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 13.02 AU - 20.98 AU

Year: 25601 Days

Day: 18.2 Hours

Environment

Temp: -186 °C

Axial Tilt: 16.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 95,460,553 km

• M1: 66,122 km (0.092 R)
• M2: 268,977 km (0.085 R)
• M3: 489,634 km (0.102 R)
• M4: 667,954 km (0.107 R)
• M5: 1,789,340 km (0.097 R)
• M6: 2,725,823 km (0.119 R)
• M7: 4,763,495 km (0.085 R)
• M8: 5,208,549 km (0.088 R)
• M9: 6,134,859 km (0.103 R)
• M10: 7,750,217 km (0.061 R)
• M11: 15,010,650 km (0.104 R)
• M12: 15,439,248 km (0.049 R)
• M13: 24,615,881 km (0.1 R)
• M14: 28,727,279 km (0.088 R)
• M15: 31,568,891 km (0.1 R)
• M16: 32,842,118 km (0.098 R)
• M17: 33,274,007 km (0.095 R)
• M18: 44,987,072 km (0.052 R)
• M19: 45,877,179 km (0.109 R)
• M20: 50,887,361 km (0.072 R)
• M21: 53,822,472 km (0.105 R)
• M22: 71,640,027 km (0.108 R)
• M23: 75,071,054 km (0.039 R)
• M24: 78,097,868 km (0.049 R)
• M25: 89,331,172 km (0.084 R)
• M26: 93,014,720 km (0.079 R)
• M27: 94,748,410 km (0.111 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 763.3

Radius: 5

Gravity: 30.53 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 14.1 AU - 20.8 AU

Year: 26625 Days

Day: 21.5 Hours

Environment

Temp: -192 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 95,460,553 km

• M1: 62,233 km (0.039 R)
• M2: 231,129 km (0.037 R)
• M3: 676,033 km (0.083 R)
• M4: 920,625 km (0.049 R)
• M5: 2,413,014 km (0.119 R)
• M6: 2,959,495 km (0.054 R)
• M7: 3,616,678 km (0.11 R)
• M8: 3,979,603 km (0.072 R)
• M9: 5,421,876 km (0.049 R)
• M10: 5,677,688 km (0.101 R)
• M11: 9,653,999 km (0.099 R)
• M12: 11,493,156 km (0.105 R)
• M13: 13,475,926 km (0.093 R)
• M14: 14,264,755 km (0.098 R)
• M15: 16,995,814 km (0.12 R)
• M16: 19,357,665 km (0.087 R)
• M17: 20,360,719 km (0.104 R)
• M18: 20,771,365 km (0.118 R)
• M19: 24,373,532 km (0.097 R)
• M20: 25,899,879 km (0.109 R)
• M21: 29,532,265 km (0.098 R)
• M22: 32,924,247 km (0.116 R)
• M23: 33,775,310 km (0.107 R)
• M24: 34,062,238 km (0.105 R)
• M25: 34,640,883 km (0.073 R)
• M26: 36,116,367 km (0.113 R)
• M27: 36,416,460 km (0.067 R)
• M28: 36,718,049 km (0.088 R)
• M29: 47,276,069 km (0.116 R)
• M30: 48,540,769 km (0.067 R)
• M31: 50,199,510 km (0.066 R)
• M32: 55,203,409 km (0.11 R)
• M33: 61,165,184 km (0.113 R)
• M34: 68,684,422 km (0.092 R)
• M35: 78,040,871 km (0.085 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 476 - 17,583 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit