🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 613.2

Radius: 9.1

Gravity: 7.4 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 0.6 AU - 0.64 AU

Year: 331 Days

Day: 6.4 Hours

Environment

Temp: -150 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 92,621,418 km

• M1: 113,096 km (0.036 R)
• M2: 611,556 km (0.09 R)
• M3: 947,403 km (0.116 R)
• M4: 1,253,929 km (0.114 R)
• M5: 1,654,104 km (0.111 R)
• M6: 1,937,143 km (0.089 R)
• M7: 2,319,964 km (0.089 R)
• M8: 2,724,327 km (0.117 R)
• M9: 3,239,243 km (0.111 R)
• M10: 3,537,242 km (0.062 R)
• M11: 3,987,980 km (0.036 R)
• M12: 4,331,158 km (0.1 R)
• M13: 4,652,793 km (0.103 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 946.8

Radius: 10.8

Gravity: 8.12 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 1.83 AU - 2.75 AU

Year: 2350 Days

Day: 5.5 Hours

Environment

Temp: -195 °C

Axial Tilt: 7.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 92,621,418 km

• M1: 134,339 km (0.089 R)
• M2: 563,685 km (0.038 R)
• M3: 1,557,314 km (0.093 R)
• M4: 2,285,706 km (0.104 R)
• M5: 2,644,292 km (0.104 R)
• M6: 3,107,896 km (0.093 R)
• M7: 3,720,050 km (0.069 R)
• M8: 5,306,685 km (0.044 R)
• M9: 5,863,189 km (0.099 R)
• M10: 6,292,086 km (0.047 R)
• M11: 7,093,033 km (0.081 R)
• M12: 7,992,865 km (0.059 R)
• M13: 8,656,630 km (0.056 R)
• M14: 9,107,518 km (0.104 R)
• M15: 12,107,554 km (0.111 R)
• M16: 12,540,341 km (0.104 R)
• M17: 13,760,461 km (0.066 R)
• M18: 14,714,147 km (0.105 R)
• M19: 15,508,362 km (0.07 R)
• M20: 17,344,976 km (0.071 R)
• M21: 17,839,845 km (0.082 R)
• M22: 18,287,592 km (0.096 R)
• M23: 18,685,522 km (0.076 R)
• M24: 20,154,124 km (0.107 R)

Planet 3 - Ice Giant

Semi-Major Axis: 6.79 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 505.3

Radius: 4

Gravity: 31.58 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 6.69 AU - 6.89 AU

Year: 12000 Days

Day: 15.6 Hours

Environment

Temp: -229 °C

Axial Tilt: 1.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 92,621,418 km

• M1: 49,816 km (0.066 R)
• M2: 211,382 km (0.112 R)
• M3: 374,443 km (0.039 R)
• M4: 549,024 km (0.109 R)
• M5: 813,214 km (0.114 R)
• M6: 958,922 km (0.117 R)
• M7: 1,216,829 km (0.107 R)
• M8: 4,211,778 km (0.099 R)
• M9: 4,962,161 km (0.112 R)
• M10: 5,187,456 km (0.032 R)
• M11: 5,555,018 km (0.087 R)
• M12: 6,047,793 km (0.115 R)
• M13: 6,379,601 km (0.112 R)
• M14: 7,406,291 km (0.106 R)
• M15: 8,312,406 km (0.111 R)
• M16: 8,584,225 km (0.046 R)
• M17: 8,862,028 km (0.116 R)
• M18: 9,145,666 km (0.066 R)
• M19: 11,304,214 km (0.11 R)
• M20: 11,807,162 km (0.026 R)
• M21: 12,738,109 km (0.11 R)
• M22: 13,716,778 km (0.106 R)
• M23: 15,480,388 km (0.059 R)
• M24: 17,169,946 km (0.086 R)
• M25: 19,688,426 km (0.075 R)
• M26: 20,333,941 km (0.03 R)
• M27: 21,582,335 km (0.091 R)
• M28: 22,704,768 km (0.11 R)
• M29: 23,956,453 km (0.033 R)
• M30: 26,596,557 km (0.082 R)
• M31: 27,986,470 km (0.074 R)
• M32: 30,480,716 km (0.076 R)
• M33: 31,343,895 km (0.089 R)
• M34: 33,801,639 km (0.081 R)
• M35: 39,096,506 km (0.097 R)
• M36: 42,604,875 km (0.049 R)
• M37: 48,034,231 km (0.048 R)

Planet 4 - Ice Giant

Semi-Major Axis: 9.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 848.4

Radius: 5.2

Gravity: 31.38 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 8.92 AU - 9.2 AU

Year: 18496 Days

Day: 22.1 Hours

Environment

Temp: -225 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 92,621,418 km

• M1: 64,626 km (0.107 R)
• M2: 315,951 km (0.105 R)
• M3: 1,044,941 km (0.073 R)
• M4: 1,364,931 km (0.093 R)
• M5: 3,561,327 km (0.106 R)
• M6: 3,740,994 km (0.116 R)
• M7: 5,024,544 km (0.098 R)
• M8: 5,643,879 km (0.059 R)
• M9: 6,140,843 km (0.105 R)
• M10: 6,711,409 km (0.116 R)
• M11: 7,706,983 km (0.118 R)
• M12: 8,475,767 km (0.079 R)
• M13: 10,712,105 km (0.084 R)
• M14: 13,747,745 km (0.117 R)
• M15: 22,752,939 km (0.118 R)
• M16: 27,919,899 km (0.107 R)
• M17: 30,962,720 km (0.11 R)
• M18: 31,469,258 km (0.048 R)
• M19: 35,999,830 km (0.094 R)
• M20: 41,710,280 km (0.103 R)
• M21: 42,951,793 km (0.076 R)
• M22: 44,698,797 km (0.114 R)
• M23: 55,439,176 km (0.099 R)
• M24: 57,508,413 km (0.111 R)
• M25: 62,200,850 km (0.059 R)
• M26: 65,466,871 km (0.114 R)
• M27: 65,674,662 km (0.117 R)
• M28: 66,720,501 km (0.114 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 884.4

Radius: 5.9

Gravity: 25.41 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 9.69 AU - 11.65 AU

Year: 23639 Days

Day: 24.6 Hours

Environment

Temp: -240 °C

Axial Tilt: 1.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 92,621,418 km

• M1: 74,649 km (0.049 R)
• M2: 373,396 km (0.102 R)
• M3: 640,578 km (0.111 R)
• M4: 918,232 km (0.04 R)
• M5: 1,417,739 km (0.097 R)
• M6: 1,894,956 km (0.09 R)
• M7: 2,261,172 km (0.073 R)
• M8: 3,369,094 km (0.054 R)
• M9: 4,391,296 km (0.03 R)
• M10: 5,690,853 km (0.094 R)
• M11: 6,930,121 km (0.028 R)
• M12: 7,177,855 km (0.107 R)
• M13: 9,743,459 km (0.089 R)
• M14: 10,631,621 km (0.088 R)
• M15: 12,936,775 km (0.086 R)
• M16: 15,471,113 km (0.071 R)
• M17: 17,667,658 km (0.096 R)
• M18: 20,264,378 km (0.078 R)
• M19: 21,287,328 km (0.043 R)
• M20: 24,448,182 km (0.101 R)
• M21: 26,199,673 km (0.107 R)
• M22: 30,344,282 km (0.116 R)
• M23: 31,008,048 km (0.102 R)
• M24: 40,860,265 km (0.09 R)
• M25: 41,506,827 km (0.085 R)
• M26: 41,996,161 km (0.091 R)
• M27: 42,489,386 km (0.087 R)
• M28: 43,992,246 km (0.11 R)
• M29: 48,712,807 km (0.102 R)
• M30: 49,439,553 km (0.075 R)
• M31: 52,991,156 km (0.044 R)
• M32: 56,110,870 km (0.116 R)
• M33: 56,709,112 km (0.115 R)
• M34: 59,144,715 km (0.119 R)
• M35: 59,971,842 km (0.116 R)
• M36: 63,573,261 km (0.108 R)
• M37: 64,659,341 km (0.083 R)
• M38: 76,697,183 km (0.108 R)
• M39: 86,912,473 km (0.162 R)
• M40: 92,344,073 km (0.083 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 288 - 14,469 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit