🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.46 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 66.6

Radius: 8.2

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 0.72 AU - 1.1 AU

Year: 579 Days

Day: 14.9 Hours

Environment

Temp: -166 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 82,577,249 km

• M1: 102,026 km (0.098 R)
• M2: 610,958 km (0.104 R)
• M3: 931,995 km (0.046 R)
• M4: 1,325,138 km (0.099 R)
• M5: 2,044,255 km (0.11 R)
• M6: 2,518,630 km (0.109 R)
• M7: 2,790,748 km (0.099 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 288

Radius: 13.6

Gravity: 1.56 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 1.11 AU - 1.21 AU

Year: 833 Days

Day: 6.4 Hours

Environment

Temp: -191 °C

Axial Tilt: 15.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 82,577,249 km

• M1: 169,195 km (0.11 R)
• M2: 653,593 km (0.043 R)
• M3: 1,086,978 km (0.094 R)
• M4: 1,548,188 km (0.095 R)
• M5: 2,151,517 km (0.095 R)
• M6: 3,388,541 km (0.069 R)
• M7: 3,893,285 km (0.069 R)
• M8: 4,344,771 km (0.102 R)
• M9: 6,024,456 km (0.036 R)
• M10: 6,750,155 km (0.037 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 261.3

Radius: 11.3

Gravity: 2.05 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 0.89 AU - 1.47 AU

Year: 855 Days

Day: 8 Hours

Environment

Temp: -192 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 82,577,249 km

• M1: 140,622 km (0.108 R)
• M2: 602,431 km (0.105 R)
• M3: 1,016,667 km (0.088 R)
• M4: 2,474,648 km (0.082 R)
• M5: 2,971,911 km (0.104 R)
• M6: 3,522,282 km (0.082 R)
• M7: 3,889,993 km (0.078 R)
• M8: 4,341,629 km (0.033 R)
• M9: 5,036,362 km (0.109 R)
• M10: 5,696,837 km (0.05 R)
• M11: 6,549,395 km (0.094 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 740.8

Radius: 10.4

Gravity: 6.85 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 1.06 AU - 1.4 AU

Year: 910 Days

Day: 14.9 Hours

Environment

Temp: -176 °C

Axial Tilt: 24.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 82,577,249 km

• M1: 134,488 km (0.085 R)
• M2: 568,771 km (0.109 R)
• M3: 904,918 km (0.089 R)
• M4: 1,292,077 km (0.12 R)
• M5: 1,684,622 km (0.109 R)
• M6: 2,240,378 km (0.08 R)
• M7: 3,258,840 km (0.027 R)
• M8: 3,615,182 km (0.115 R)
• M9: 3,950,431 km (0.052 R)
• M10: 4,289,719 km (0.025 R)
• M11: 5,177,283 km (0.093 R)
• M12: 7,100,513 km (0.118 R)
• M13: 7,777,892 km (0.084 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 980.8

Radius: 13.9

Gravity: 5.08 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 1.91 AU - 2.37 AU

Year: 2088 Days

Day: 10.4 Hours

Environment

Temp: -193 °C

Axial Tilt: 8.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 82,577,249 km

• M1: 173,085 km (0.094 R)
• M2: 739,612 km (0.109 R)
• M3: 1,509,592 km (0.108 R)
• M4: 2,018,524 km (0.09 R)
• M5: 2,584,752 km (0.084 R)
• M6: 3,122,856 km (0.119 R)
• M7: 3,698,658 km (0.033 R)
• M8: 4,324,126 km (0.093 R)
• M9: 7,175,312 km (0.04 R)
• M10: 8,216,364 km (0.109 R)
• M11: 8,976,171 km (0.086 R)
• M12: 10,296,522 km (0.066 R)
• M13: 11,062,164 km (0.114 R)
• M14: 12,281,536 km (0.049 R)
• M15: 14,747,358 km (0.096 R)
• M16: 15,228,764 km (0.084 R)
• M17: 17,958,476 km (0.041 R)
• M18: 18,675,050 km (0.058 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 458.5

Radius: 4.6

Gravity: 21.67 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 5.6 AU - 8.5 AU

Year: 12483 Days

Day: 19.5 Hours

Environment

Temp: -238 °C

Axial Tilt: 11.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 82,577,249 km

• M1: 57,296 km (0.073 R)
• M2: 214,673 km (0.111 R)
• M3: 385,065 km (0.1 R)
• M4: 539,749 km (0.062 R)
• M5: 797,805 km (0.082 R)
• M6: 1,034,320 km (0.068 R)
• M7: 1,205,011 km (0.027 R)
• M8: 1,421,329 km (0.1 R)
• M9: 1,708,557 km (0.117 R)
• M10: 2,379,653 km (0.108 R)
• M11: 3,282,626 km (0.1 R)
• M12: 3,628,796 km (0.058 R)
• M13: 5,130,309 km (0.093 R)
• M14: 8,954,480 km (0.084 R)
• M15: 9,727,751 km (0.047 R)
• M16: 10,130,618 km (0.118 R)
• M17: 10,544,556 km (0.08 R)
• M18: 21,794,166 km (0.094 R)
• M19: 24,452,969 km (0.101 R)
• M20: 26,437,833 km (0.042 R)
• M21: 31,155,402 km (0.115 R)
• M22: 34,865,579 km (0.097 R)
• M23: 35,926,228 km (0.066 R)
• M24: 36,524,619 km (0.109 R)
• M25: 40,901,404 km (0.064 R)
• M26: 47,167,909 km (0.113 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 957.4

Radius: 7.8

Gravity: 15.74 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 8.52 AU - 10.22 AU

Year: 19127 Days

Day: 16.8 Hours

Environment

Temp: -241 °C

Axial Tilt: 9.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 82,577,249 km

• M1: 96,939 km (0.062 R)
• M2: 454,179 km (0.044 R)
• M3: 756,816 km (0.092 R)
• M4: 1,563,447 km (0.101 R)
• M5: 1,888,224 km (0.113 R)
• M6: 3,367,448 km (0.052 R)
• M7: 3,977,359 km (0.112 R)
• M8: 5,949,657 km (0.092 R)
• M9: 7,563,070 km (0.075 R)
• M10: 8,770,175 km (0.117 R)
• M11: 10,222,621 km (0.057 R)
• M12: 10,656,455 km (0.099 R)
• M13: 11,561,073 km (0.052 R)
• M14: 20,233,710 km (0.103 R)
• M15: 23,063,205 km (0.1 R)
• M16: 25,917,233 km (0.07 R)
• M17: 27,428,770 km (0.114 R)
• M18: 30,626,723 km (0.081 R)
• M19: 32,847,055 km (0.09 R)
• M20: 39,691,606 km (0.079 R)
• M21: 41,383,857 km (0.075 R)
• M22: 45,241,986 km (0.1 R)
• M23: 50,750,180 km (0.069 R)
• M24: 60,828,439 km (0.1 R)
• M25: 63,697,128 km (0.113 R)
• M26: 69,923,990 km (0.099 R)
• M27: 75,841,034 km (0.089 R)
• M28: 77,726,715 km (0.05 R)
• M29: 81,591,427 km (0.087 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 348 - 10,837 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit