🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.73 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 226.9

Radius: 11.2

Gravity: 1.81 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 1.39 AU - 1.53 AU

Year: 1139 Days

Day: 10 Hours

Environment

Temp: -183 °C

Axial Tilt: 9.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 71,284,220 km

• M1: 139,425 km (0.116 R)
• M2: 514,467 km (0.072 R)
• M3: 1,028,785 km (0.055 R)
• M4: 1,527,095 km (0.082 R)
• M5: 1,876,556 km (0.084 R)
• M6: 2,379,953 km (0.049 R)
• M7: 3,055,985 km (0.042 R)
• M8: 4,132,043 km (0.058 R)
• M9: 4,806,580 km (0.067 R)
• M10: 5,462,566 km (0.035 R)
• M11: 6,375,412 km (0.117 R)
• M12: 6,889,730 km (0.115 R)
• M13: 7,610,941 km (0.12 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 362.1

Radius: 12.1

Gravity: 2.47 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 1.3 AU - 2 AU

Year: 1368 Days

Day: 7.4 Hours

Environment

Temp: -185 °C

Axial Tilt: 24.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 71,284,220 km

• M1: 150,944 km (0.117 R)
• M2: 535,112 km (0.067 R)
• M3: 1,279,062 km (0.107 R)
• M4: 1,941,032 km (0.073 R)
• M5: 2,602,853 km (0.1 R)
• M6: 3,079,472 km (0.04 R)
• M7: 4,310,363 km (0.1 R)
• M8: 5,188,802 km (0.067 R)
• M9: 5,803,949 km (0.118 R)
• M10: 7,275,992 km (0.055 R)
• M11: 8,900,774 km (0.108 R)
• M12: 9,608,372 km (0.102 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 377.2

Radius: 12.4

Gravity: 2.45 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 4.52 AU - 5.74 AU

Year: 7502 Days

Day: 7.5 Hours

Environment

Temp: -207 °C

Axial Tilt: 10.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 71,284,220 km

• M1: 154,684 km (0.109 R)
• M2: 611,706 km (0.075 R)
• M3: 1,052,271 km (0.079 R)
• M4: 1,456,934 km (0.109 R)
• M5: 2,113,818 km (0.071 R)
• M6: 3,463,340 km (0.09 R)
• M7: 4,117,532 km (0.095 R)
• M8: 5,070,171 km (0.105 R)
• M9: 6,818,372 km (0.1 R)
• M10: 10,440,286 km (0.045 R)
• M11: 11,180,197 km (0.117 R)
• M12: 11,905,298 km (0.08 R)
• M13: 15,474,553 km (0.087 R)
• M14: 16,314,396 km (0.117 R)
• M15: 16,995,365 km (0.075 R)
• M16: 19,289,000 km (0.11 R)
• M17: 21,781,899 km (0.108 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 479.8

Radius: 5.7

Gravity: 14.77 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 4.63 AU - 7.59 AU

Year: 9752 Days

Day: 22.7 Hours

Environment

Temp: -231 °C

Axial Tilt: 43.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 71,284,220 km

• M1: 70,909 km (0.11 R)
• M2: 276,158 km (0.117 R)
• M3: 715,975 km (0.109 R)
• M4: 911,799 km (0.083 R)
• M5: 1,122,134 km (0.105 R)
• M6: 1,847,384 km (0.096 R)
• M7: 3,654,975 km (0.045 R)
• M8: 4,085,667 km (0.045 R)
• M9: 7,023,620 km (0.11 R)
• M10: 7,253,702 km (0.078 R)
• M11: 8,785,285 km (0.084 R)
• M12: 9,188,152 km (0.085 R)
• M13: 9,417,186 km (0.092 R)
• M14: 9,649,960 km (0.066 R)
• M15: 12,305,173 km (0.101 R)
• M16: 12,752,620 km (0.077 R)
• M17: 13,385,718 km (0.112 R)
• M18: 14,404,779 km (0.051 R)
• M19: 16,062,174 km (0.037 R)
• M20: 17,281,247 km (0.117 R)
• M21: 18,560,907 km (0.094 R)
• M22: 19,448,322 km (0.045 R)
• M23: 20,753,264 km (0.08 R)
• M24: 22,033,971 km (0.108 R)
• M25: 22,444,767 km (0.098 R)
• M26: 26,190,698 km (0.105 R)
• M27: 28,549,557 km (0.086 R)
• M28: 31,875,118 km (0.112 R)
• M29: 35,003,059 km (0.096 R)
• M30: 38,566,481 km (0.115 R)
• M31: 38,923,571 km (0.089 R)
• M32: 40,496,892 km (0.109 R)
• M33: 40,742,681 km (0.108 R)
• M34: 41,361,418 km (0.069 R)

Planet 5 - Ice Giant

Semi-Major Axis: 11.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 385.7

Radius: 3.7

Gravity: 28.17 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 9.49 AU - 12.89 AU

Year: 24169 Days

Day: 19.8 Hours

Environment

Temp: -241 °C

Axial Tilt: 43.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 71,284,220 km

• M1: 50,863 km (0.108 R)
• M2: 249,978 km (0.082 R)
• M3: 566,078 km (0.11 R)
• M4: 753,973 km (0.092 R)
• M5: 1,660,686 km (0.111 R)
• M6: 2,027,799 km (0.1 R)
• M7: 4,605,221 km (0.116 R)
• M8: 4,743,449 km (0.088 R)
• M9: 5,286,340 km (0.078 R)
• M10: 6,756,438 km (0.059 R)
• M11: 10,532,139 km (0.044 R)
• M12: 10,832,831 km (0.042 R)
• M13: 12,489,627 km (0.052 R)
• M14: 14,528,496 km (0.06 R)
• M15: 18,633,312 km (0.084 R)
• M16: 19,882,006 km (0.115 R)
• M17: 24,271,806 km (0.056 R)
• M18: 25,221,154 km (0.065 R)
• M19: 25,976,324 km (0.032 R)
• M20: 26,524,899 km (0.109 R)
• M21: 27,193,303 km (0.087 R)
• M22: 34,112,952 km (0.052 R)
• M23: 34,243,850 km (0.104 R)
• M24: 34,506,544 km (0.115 R)
• M25: 36,247,115 km (0.09 R)
• M26: 36,656,864 km (0.046 R)
• M27: 43,333,566 km (0.061 R)
• M28: 43,795,225 km (0.073 R)
• M29: 45,199,650 km (0.11 R)
• M30: 48,262,667 km (0.08 R)
• M31: 48,592,829 km (0.115 R)
• M32: 54,797,999 km (0.108 R)
• M33: 59,783,647 km (0.054 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 523 - 15,501 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit