🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.9 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 844.1

Radius: 14.9

Gravity: 3.8 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 1.47 AU - 2.11 AU

Year: 1597 Days

Day: 10 Hours

Environment

Temp: -193 °C

Axial Tilt: 17.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 58,669,733 km

• M1: 185,950 km (0.062 R)
• M2: 825,930 km (0.059 R)
• M3: 1,364,931 km (0.109 R)
• M4: 2,298,272 km (0.117 R)
• M5: 2,981,486 km (0.088 R)
• M6: 3,494,008 km (0.093 R)
• M7: 4,520,100 km (0.047 R)
• M8: 5,510,438 km (0.116 R)
• M9: 6,093,720 km (0.101 R)
• M10: 6,718,291 km (0.119 R)
• M11: 7,385,348 km (0.105 R)
• M12: 8,037,744 km (0.074 R)
• M13: 8,790,371 km (0.079 R)
• M14: 9,296,460 km (0.093 R)
• M15: 9,855,508 km (0.095 R)
• M16: 10,367,432 km (0.097 R)
• M17: 11,519,036 km (0.119 R)
• M18: 13,117,340 km (0.101 R)
• M19: 14,119,197 km (0.106 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 884.9

Radius: 11.9

Gravity: 6.25 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 2.38 AU - 2.7 AU

Year: 2699 Days

Day: 8.6 Hours

Environment

Temp: -205 °C

Axial Tilt: 16.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 58,669,733 km

• M1: 147,952 km (0.1 R)
• M2: 898,335 km (0.088 R)
• M3: 1,281,007 km (0.081 R)
• M4: 1,918,443 km (0.111 R)
• M5: 2,680,345 km (0.077 R)
• M6: 3,427,287 km (0.106 R)
• M7: 4,243,792 km (0.115 R)
• M8: 5,284,545 km (0.115 R)
• M9: 5,693,246 km (0.067 R)
• M10: 7,108,891 km (0.116 R)
• M11: 7,899,216 km (0.095 R)
• M12: 8,332,901 km (0.117 R)
• M13: 8,747,287 km (0.117 R)
• M14: 9,767,843 km (0.084 R)
• M15: 10,385,832 km (0.103 R)
• M16: 11,029,701 km (0.085 R)
• M17: 12,001,788 km (0.073 R)
• M18: 14,262,063 km (0.098 R)
• M19: 14,806,150 km (0.048 R)
• M20: 19,609,588 km (0.114 R)
• M21: 20,344,712 km (0.065 R)
• M22: 20,719,155 km (0.075 R)
• M23: 21,353,301 km (0.092 R)
• M24: 21,804,937 km (0.066 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 522

Radius: 13.8

Gravity: 2.74 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 4.74 AU - 5.7 AU

Year: 7953 Days

Day: 9.2 Hours

Environment

Temp: -218 °C

Axial Tilt: 41.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 58,669,733 km

• M1: 175,030 km (0.076 R)
• M2: 984,055 km (0.03 R)
• M3: 1,761,964 km (0.093 R)
• M4: 2,356,765 km (0.084 R)
• M5: 3,468,277 km (0.082 R)
• M6: 4,055,748 km (0.076 R)
• M7: 4,599,985 km (0.07 R)
• M8: 5,554,120 km (0.068 R)
• M9: 5,997,229 km (0.112 R)
• M10: 6,847,693 km (0.058 R)
• M11: 8,012,312 km (0.034 R)
• M12: 12,514,909 km (0.111 R)
• M13: 16,986,090 km (0.106 R)
• M14: 17,518,359 km (0.085 R)
• M15: 19,687,229 km (0.114 R)
• M16: 22,345,135 km (0.076 R)
• M17: 24,637,124 km (0.117 R)
• M18: 25,927,555 km (0.11 R)
• M19: 29,018,845 km (0.052 R)
• M20: 29,876,640 km (0.101 R)
• M21: 32,551,449 km (0.118 R)
• M22: 34,633,104 km (0.105 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 293.3

Radius: 7.7

Gravity: 4.95 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 6.3 AU - 7.84 AU

Year: 12536 Days

Day: 16.4 Hours

Environment

Temp: -221 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 58,669,733 km

• M1: 123,418 km (0.12 R)
• M2: 406,457 km (0.083 R)
• M3: 920,625 km (0.063 R)
• M4: 1,494,932 km (0.094 R)
• M5: 1,786,797 km (0.069 R)
• M6: 2,395,361 km (0.117 R)
• M7: 2,777,883 km (0.077 R)
• M8: 3,178,506 km (0.1 R)
• M9: 3,689,981 km (0.058 R)
• M10: 4,043,331 km (0.095 R)
• M11: 4,788,478 km (0.095 R)
• M12: 5,056,408 km (0.114 R)
• M13: 5,429,056 km (0.066 R)
• M14: 6,159,842 km (0.066 R)
• M15: 6,805,207 km (0.08 R)
• M16: 7,259,985 km (0.054 R)
• M17: 10,229,054 km (0.102 R)
• M18: 11,030,001 km (0.085 R)
• M19: 14,408,369 km (0.061 R)
• M20: 15,737,546 km (0.09 R)
• M21: 17,146,459 km (0.118 R)
• M22: 19,830,245 km (0.094 R)
• M23: 20,679,213 km (0.027 R)
• M24: 21,231,977 km (0.073 R)
• M25: 30,139,782 km (0.116 R)
• M26: 31,571,733 km (0.042 R)
• M27: 33,263,386 km (0.105 R)
• M28: 33,804,032 km (0.073 R)
• M29: 37,521,240 km (0.053 R)
• M30: 39,057,461 km (0.085 R)
• M31: 39,538,418 km (0.083 R)
• M32: 41,253,109 km (0.116 R)
• M33: 41,626,954 km (0.092 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 480

Radius: 4

Gravity: 30 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 7.9 AU - 8.86 AU

Year: 16177 Days

Day: 23.4 Hours

Environment

Temp: -232 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 58,669,733 km

• M1: 54,753 km (0.111 R)
• M2: 190,737 km (0.079 R)
• M3: 409,001 km (0.04 R)
• M4: 1,190,799 km (0.1 R)
• M5: 1,479,373 km (0.114 R)
• M6: 2,080,757 km (0.099 R)
• M7: 3,580,775 km (0.081 R)
• M8: 4,581,584 km (0.118 R)
• M9: 6,292,535 km (0.093 R)
• M10: 8,925,907 km (0.116 R)
• M11: 12,460,156 km (0.091 R)
• M12: 13,952,993 km (0.07 R)
• M13: 14,156,147 km (0.087 R)
• M14: 15,561,171 km (0.085 R)
• M15: 16,522,636 km (0.091 R)
• M16: 20,502,987 km (0.108 R)
• M17: 20,765,680 km (0.089 R)
• M18: 24,094,083 km (0.06 R)
• M19: 40,270,550 km (0.114 R)
• M20: 45,845,464 km (0.044 R)
• M21: 55,053,662 km (0.12 R)
• M22: 56,071,227 km (0.09 R)
• M23: 58,494,114 km (0.095 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: 179 - 15,367 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit