🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.33

Radius: 1.4

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 0.54 AU - 0.54 AU

Year: 252 Days

Day: 27 Hours

Environment

Temp: -111 °C

Axial Tilt: 8.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 439.7

Radius: 14.9

Gravity: 1.98 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 0.6 AU - 0.9 AU

Year: 413 Days

Day: 14 Hours

Environment

Temp: -133 °C

Axial Tilt: 0.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 81,349,650 km

• M1: 185,501 km (0.086 R)
• M2: 326,722 km (0.087 R)
• M3: 426,354 km (0.077 R)
• M4: 521,498 km (0.113 R)
• M5: 616,942 km (0.06 R)
• M6: 723,455 km (0.096 R)
• M7: 822,938 km (0.081 R)
• M8: 954,883 km (0.103 R)
• M9: 1,174,044 km (0.118 R)
• M10: 1,356,703 km (0.094 R)
• M11: 1,474,885 km (0.052 R)
• M12: 1,601,595 km (0.084 R)
• M13: 1,816,268 km (0.09 R)
• M14: 1,932,356 km (0.073 R)
• M15: 2,108,881 km (0.112 R)
• M16: 2,231,551 km (0.082 R)
• M17: 2,351,080 km (0.113 R)
• M18: 2,517,732 km (0.089 R)
• M19: 2,636,962 km (0.074 R)
• M20: 2,734,799 km (0.116 R)
• M21: 2,863,303 km (0.106 R)
• M22: 3,120,462 km (0.068 R)
• M23: 3,218,299 km (0.069 R)
• M24: 3,354,283 km (0.097 R)
• M25: 3,486,079 km (0.067 R)
• M26: 3,638,819 km (0.055 R)
• M27: 4,043,780 km (0.04 R)
• M28: 4,164,057 km (0.059 R)
• M29: 4,272,216 km (0.075 R)
• M30: 4,381,123 km (0.084 R)
• M31: 4,491,078 km (0.118 R)
• M32: 4,629,755 km (0.032 R)
• M33: 4,840,688 km (0.079 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 845.5

Radius: 13.8

Gravity: 4.44 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 0.85 AU - 0.89 AU

Year: 516 Days

Day: 10.7 Hours

Environment

Temp: -147 °C

Axial Tilt: 163.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (47)

Outer Limit: 81,349,650 km

• M1: 205,996 km (0.1 R)
• M2: 303,235 km (0.088 R)
• M3: 398,230 km (0.103 R)
• M4: 512,822 km (0.087 R)
• M5: 663,317 km (0.091 R)
• M6: 840,890 km (0.04 R)
• M7: 943,663 km (0.102 R)
• M8: 1,093,560 km (0.03 R)
• M9: 1,196,484 km (0.084 R)
• M10: 1,314,367 km (0.099 R)
• M11: 1,418,786 km (0.102 R)
• M12: 1,587,084 km (0.066 R)
• M13: 1,749,547 km (0.066 R)
• M14: 1,878,500 km (0.114 R)
• M15: 1,977,385 km (0.051 R)
• M16: 2,348,387 km (0.093 R)
• M17: 2,498,883 km (0.088 R)
• M18: 2,593,578 km (0.049 R)
• M19: 2,711,910 km (0.08 R)
• M20: 2,801,968 km (0.118 R)
• M21: 2,923,591 km (0.102 R)
• M22: 3,016,043 km (0.109 R)
• M23: 3,125,100 km (0.094 R)
• M24: 3,275,296 km (0.11 R)
• M25: 3,363,409 km (0.101 R)
• M26: 3,591,396 km (0.091 R)
• M27: 3,723,940 km (0.098 R)
• M28: 3,942,951 km (0.062 R)
• M29: 4,071,306 km (0.105 R)
• M30: 4,183,654 km (0.119 R)
• M31: 4,270,720 km (0.104 R)
• M32: 4,358,534 km (0.104 R)
• M33: 4,518,155 km (0.111 R)
• M34: 4,625,566 km (0.076 R)
• M35: 4,806,580 km (0.088 R)
• M36: 5,017,812 km (0.074 R)
• M37: 5,110,562 km (0.035 R)
• M38: 5,250,736 km (0.108 R)
• M39: 5,592,716 km (0.081 R)
• M40: 5,689,057 km (0.111 R)
• M41: 5,844,190 km (0.102 R)
• M42: 5,951,751 km (0.067 R)
• M43: 6,149,071 km (0.1 R)
• M44: 6,590,684 km (0.113 R)
• M45: 6,753,895 km (0.112 R)
• M46: 6,990,858 km (0.103 R)
• M47: 7,126,095 km (0.064 R)

Planet 4 - Ice Giant

Semi-Major Axis: 10.57 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 701.4

Radius: 3.1

Gravity: 72.99 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 10.51 AU - 10.63 AU

Year: 21850 Days

Day: 17.8 Hours

Environment

Temp: -225 °C

Axial Tilt: 2.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (98)

Outer Limit: 81,349,650 km

• M1: 379,380 km (0.076 R)
• M2: 1,002,755 km (0.102 R)
• M3: 1,576,911 km (0.107 R)
• M4: 2,018,075 km (0.044 R)
• M5: 2,125,038 km (0.105 R)
• M6: 2,197,443 km (0.09 R)
• M7: 2,307,547 km (0.077 R)
• M8: 2,964,581 km (0.115 R)
• M9: 3,168,333 km (0.037 R)
• M10: 4,071,755 km (0.043 R)
• M11: 5,340,345 km (0.115 R)
• M12: 5,940,232 km (0.111 R)
• M13: 6,879,258 km (0.081 R)
• M14: 7,420,653 km (0.067 R)
• M15: 7,751,862 km (0.107 R)
• M16: 8,774,514 km (0.09 R)
• M17: 9,124,722 km (0.054 R)
• M18: 9,598,798 km (0.118 R)
• M19: 9,658,487 km (0.113 R)
• M20: 9,778,614 km (0.099 R)
• M21: 10,080,653 km (0.08 R)
• M22: 10,263,461 km (0.076 R)
• M23: 10,632,369 km (0.088 R)
• M24: 10,880,552 km (0.026 R)
• M25: 11,636,770 km (0.114 R)
• M26: 12,279,891 km (0.101 R)
• M27: 12,475,116 km (0.105 R)
• M28: 12,540,341 km (0.077 R)
• M29: 12,868,409 km (0.086 R)
• M30: 13,600,242 km (0.055 R)
• M31: 13,869,667 km (0.05 R)
• M32: 14,345,389 km (0.076 R)
• M33: 14,482,271 km (0.102 R)
• M34: 14,964,873 km (0.047 R)
• M35: 15,452,712 km (0.081 R)
• M36: 15,804,417 km (0.037 R)
• M37: 16,158,664 km (0.068 R)
• M38: 17,092,006 km (0.098 R)
• M39: 17,601,685 km (0.072 R)
• M40: 18,487,155 km (0.113 R)
• M41: 22,487,702 km (0.091 R)
• M42: 23,206,220 km (0.116 R)
• M43: 23,366,888 km (0.097 R)
• M44: 24,665,697 km (0.05 R)
• M45: 26,741,517 km (0.111 R)
• M46: 27,332,728 km (0.094 R)
• M47: 27,757,735 km (0.111 R)
• M48: 29,914,787 km (0.105 R)
• M49: 30,089,667 km (0.073 R)
• M50: 30,177,182 km (0.08 R)
• M51: 30,352,660 km (0.114 R)
• M52: 32,933,672 km (0.045 R)
• M53: 33,657,875 km (0.064 R)
• M54: 33,748,831 km (0.037 R)
• M55: 34,204,506 km (0.071 R)
• M56: 34,387,464 km (0.113 R)
• M57: 35,862,050 km (0.096 R)
• M58: 36,420,350 km (0.09 R)
• M59: 39,350,224 km (0.114 R)
• M60: 40,988,620 km (0.094 R)
• M61: 41,085,709 km (0.099 R)
• M62: 41,474,813 km (0.059 R)
• M63: 41,572,351 km (0.115 R)
• M64: 41,669,888 km (0.038 R)
• M65: 41,767,426 km (0.097 R)
• M66: 41,865,114 km (0.116 R)
• M67: 42,452,884 km (0.037 R)
• M68: 43,636,502 km (0.117 R)
• M69: 44,431,615 km (0.114 R)
• M70: 46,136,881 km (0.12 R)
• M71: 46,237,859 km (0.082 R)
• M72: 47,863,540 km (0.099 R)
• M73: 48,786,259 km (0.057 R)
• M74: 49,301,325 km (0.115 R)
• M75: 51,798,861 km (0.108 R)
• M76: 52,324,398 km (0.104 R)
• M77: 53,486,624 km (0.047 R)
• M78: 55,621,536 km (0.119 R)
• M79: 57,349,541 km (0.114 R)
• M80: 61,634,323 km (0.088 R)
• M81: 62,191,126 km (0.109 R)
• M82: 63,085,422 km (0.08 R)
• M83: 63,534,216 km (0.117 R)
• M84: 64,434,795 km (0.098 R)
• M85: 65,907,287 km (0.111 R)
• M86: 66,704,793 km (0.077 R)
• M87: 66,933,229 km (0.12 R)
• M88: 68,770,141 km (0.094 R)
• M89: 69,000,821 km (0.109 R)
• M90: 69,463,228 km (0.113 R)
• M91: 74,615,977 km (0.043 R)
• M92: 74,971,870 km (0.107 R)
• M93: 76,759,266 km (0.116 R)
• M94: 77,238,278 km (0.109 R)
• M95: 79,526,976 km (0.064 R)
• M96: 79,890,499 km (0.11 R)
• M97: 80,740,514 km (0.036 R)
• M98: 80,862,287 km (0.074 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: 182 - 12,669 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit