🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 261.6

Radius: 14.5

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 0.56 AU - 0.58 AU

Year: 287 Days

Day: 12.9 Hours

Environment

Temp: -156 °C

Axial Tilt: 37.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 91,525,852 km

• M1: 180,265 km (0.065 R)
• M2: 651,798 km (0.118 R)
• M3: 1,227,451 km (0.09 R)
• M4: 1,721,722 km (0.038 R)
• M5: 2,208,065 km (0.084 R)
• M6: 2,887,837 km (0.06 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 149.4

Radius: 8.1

Gravity: 2.28 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 0.67 AU - 0.99 AU

Year: 504 Days

Day: 14.8 Hours

Environment

Temp: -173 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 91,525,852 km

• M1: 100,829 km (0.109 R)
• M2: 353,799 km (0.092 R)
• M3: 980,315 km (0.093 R)
• M4: 1,630,617 km (0.111 R)
• M5: 2,021,516 km (0.115 R)
• M6: 2,724,776 km (0.099 R)
• M7: 3,267,666 km (0.065 R)
• M8: 3,559,831 km (0.077 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 253.9

Radius: 10.1

Gravity: 2.49 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 0.84 AU - 1.34 AU

Year: 759 Days

Day: 5 Hours

Environment

Temp: -175 °C

Axial Tilt: 9.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 91,525,852 km

• M1: 125,662 km (0.1 R)
• M2: 476,020 km (0.101 R)
• M3: 956,230 km (0.098 R)
• M4: 1,879,697 km (0.116 R)
• M5: 4,607,016 km (0.104 R)
• M6: 5,575,662 km (0.101 R)
• M7: 6,117,506 km (0.075 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 144.9

Radius: 8

Gravity: 2.26 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 1.28 AU - 1.56 AU

Year: 1128 Days

Day: 12 Hours

Environment

Temp: -185 °C

Axial Tilt: 21.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 91,525,852 km

• M1: 99,483 km (0.117 R)
• M2: 369,208 km (0.119 R)
• M3: 662,868 km (0.087 R)
• M4: 996,771 km (0.027 R)
• M5: 1,476,381 km (0.095 R)
• M6: 2,128,927 km (0.102 R)
• M7: 2,729,413 km (0.119 R)
• M8: 3,052,245 km (0.097 R)
• M9: 4,148,349 km (0.043 R)
• M10: 4,440,514 km (0.05 R)
• M11: 4,952,886 km (0.071 R)
• M12: 5,452,244 km (0.098 R)
• M13: 6,301,661 km (0.076 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 611.7

Radius: 5.8

Gravity: 18.18 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 6.34 AU - 7.24 AU

Year: 11799 Days

Day: 18 Hours

Environment

Temp: -226 °C

Axial Tilt: 45.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 91,525,852 km

• M1: 72,106 km (0.048 R)
• M2: 382,372 km (0.093 R)
• M3: 598,092 km (0.057 R)
• M4: 810,671 km (0.08 R)
• M5: 1,154,148 km (0.042 R)
• M6: 1,605,335 km (0.115 R)
• M7: 1,806,544 km (0.1 R)
• M8: 2,721,634 km (0.072 R)
• M9: 3,750,718 km (0.119 R)
• M10: 4,426,451 km (0.108 R)
• M11: 5,449,850 km (0.099 R)
• M12: 5,835,364 km (0.092 R)
• M13: 12,338,234 km (0.12 R)
• M14: 14,402,984 km (0.118 R)
• M15: 17,127,011 km (0.107 R)
• M16: 18,492,840 km (0.101 R)
• M17: 19,847,897 km (0.059 R)
• M18: 20,176,115 km (0.118 R)
• M19: 21,611,656 km (0.114 R)
• M20: 24,122,208 km (0.056 R)
• M21: 25,351,304 km (0.105 R)
• M22: 26,030,030 km (0.093 R)
• M23: 29,077,039 km (0.063 R)
• M24: 37,591,701 km (0.049 R)
• M25: 39,112,662 km (0.086 R)
• M26: 45,464,887 km (0.041 R)
• M27: 48,512,645 km (0.107 R)
• M28: 49,407,838 km (0.114 R)
• M29: 51,539,309 km (0.069 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 821.3

Radius: 5.5

Gravity: 27.15 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 8.67 AU - 13.19 AU

Year: 24097 Days

Day: 19.4 Hours

Environment

Temp: -231 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 91,525,852 km

• M1: 68,366 km (0.086 R)
• M2: 278,701 km (0.119 R)
• M3: 647,460 km (0.107 R)
• M4: 1,396,945 km (0.055 R)
• M5: 1,657,395 km (0.086 R)
• M6: 1,888,673 km (0.103 R)
• M7: 2,846,099 km (0.114 R)
• M8: 3,663,053 km (0.099 R)
• M9: 4,264,736 km (0.114 R)
• M10: 5,493,533 km (0.07 R)
• M11: 7,138,810 km (0.059 R)
• M12: 7,648,490 km (0.037 R)
• M13: 9,808,235 km (0.05 R)
• M14: 10,566,846 km (0.059 R)
• M15: 13,607,422 km (0.08 R)
• M16: 15,201,836 km (0.055 R)
• M17: 20,121,063 km (0.12 R)
• M18: 21,655,040 km (0.106 R)
• M19: 22,396,896 km (0.076 R)
• M20: 22,611,868 km (0.068 R)
• M21: 23,375,415 km (0.059 R)
• M22: 29,722,853 km (0.118 R)
• M23: 29,982,555 km (0.06 R)
• M24: 34,062,687 km (0.089 R)
• M25: 37,129,144 km (0.104 R)
• M26: 37,430,434 km (0.091 R)
• M27: 39,585,392 km (0.099 R)
• M28: 40,853,234 km (0.108 R)
• M29: 42,805,486 km (0.059 R)
• M30: 47,956,141 km (0.112 R)
• M31: 51,423,221 km (0.092 R)
• M32: 57,031,346 km (0.099 R)
• M33: 60,709,658 km (0.079 R)
• M34: 70,821,726 km (0.112 R)
• M35: 71,053,304 km (0.088 R)
• M36: 75,789,273 km (0.134 R)
• M37: 77,741,226 km (0.103 R)
• M38: 83,281,284 km (0.083 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 356 - 19,854 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit