🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.76

Radius: 0.9

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 0.42 AU - 0.68 AU

Year: 259 Days

Day: 23.6 Hours

Environment

Temp: -128 °C

Axial Tilt: 15.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 238.4

Radius: 10.9

Gravity: 2.01 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 0.74 AU - 0.9 AU

Year: 472 Days

Day: 13.6 Hours

Environment

Temp: -148 °C

Axial Tilt: 3.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 18,454,186 km

• M1: 158,873 km (0.111 R)
• M2: 228,586 km (0.065 R)
• M3: 340,335 km (0.114 R)
• M4: 408,701 km (0.09 R)
• M5: 477,965 km (0.044 R)
• M6: 546,331 km (0.043 R)
• M7: 637,437 km (0.111 R)
• M8: 714,629 km (0.104 R)
• M9: 911,949 km (0.096 R)
• M10: 1,023,249 km (0.05 R)
• M11: 1,092,364 km (0.114 R)
• M12: 1,272,629 km (0.061 R)
• M13: 1,398,441 km (0.109 R)
• M14: 1,484,759 km (0.081 R)
• M15: 1,745,508 km (0.05 R)
• M16: 1,824,795 km (0.113 R)
• M17: 1,924,427 km (0.084 R)
• M18: 2,050,388 km (0.092 R)
• M19: 2,194,302 km (0.107 R)
• M20: 2,445,177 km (0.057 R)
• M21: 2,635,615 km (0.102 R)
• M22: 2,716,398 km (0.084 R)
• M23: 2,792,543 km (0.119 R)
• M24: 2,891,577 km (0.054 R)
• M25: 2,980,588 km (0.086 R)
• M26: 3,121,509 km (0.111 R)
• M27: 3,190,025 km (0.083 R)
• M28: 3,270,509 km (0.045 R)
• M29: 3,357,575 km (0.06 R)
• M30: 3,816,690 km (0.11 R)
• M31: 4,182,158 km (0.096 R)
• M32: 4,334,000 km (0.091 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 368.6

Radius: 11

Gravity: 3.05 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 0.92 AU - 1.1 AU

Year: 645 Days

Day: 9.5 Hours

Environment

Temp: -164 °C

Axial Tilt: 18 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (46)

Outer Limit: 18,454,186 km

• M1: 149,149 km (0.115 R)
• M2: 248,033 km (0.109 R)
• M3: 348,563 km (0.098 R)
• M4: 417,827 km (0.058 R)
• M5: 489,783 km (0.104 R)
• M6: 601,533 km (0.119 R)
• M7: 714,629 km (0.094 R)
• M8: 826,977 km (0.098 R)
• M9: 973,882 km (0.098 R)
• M10: 1,080,246 km (0.041 R)
• M11: 1,165,218 km (0.09 R)
• M12: 1,252,733 km (0.038 R)
• M13: 1,462,170 km (0.108 R)
• M14: 1,619,846 km (0.084 R)
• M15: 1,806,993 km (0.113 R)
• M16: 1,903,334 km (0.073 R)
• M17: 1,989,053 km (0.068 R)
• M18: 2,170,964 km (0.104 R)
• M19: 2,280,171 km (0.053 R)
• M20: 2,391,322 km (0.1 R)
• M21: 2,701,289 km (0.118 R)
• M22: 2,819,172 km (0.099 R)
• M23: 3,002,878 km (0.106 R)
• M24: 3,074,535 km (0.056 R)
• M25: 3,146,791 km (0.079 R)
• M26: 3,285,768 km (0.033 R)
• M27: 3,411,879 km (0.074 R)
• M28: 3,494,457 km (0.074 R)
• M29: 3,730,522 km (0.093 R)
• M30: 3,869,947 km (0.098 R)
• M31: 3,987,531 km (0.114 R)
• M32: 4,106,312 km (0.05 R)
• M33: 4,178,269 km (0.065 R)
• M34: 4,282,688 km (0.048 R)
• M35: 4,388,154 km (0.11 R)
• M36: 4,510,974 km (0.047 R)
• M37: 4,659,824 km (0.096 R)
• M38: 4,827,074 km (0.076 R)
• M39: 4,962,311 km (0.096 R)
• M40: 5,124,625 km (0.112 R)
• M41: 5,306,087 km (0.102 R)
• M42: 5,375,799 km (0.085 R)
• M43: 5,622,187 km (0.052 R)
• M44: 5,908,368 km (0.052 R)
• M45: 6,181,085 km (0.083 R)
• M46: 6,272,788 km (0.115 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 314.6

Radius: 9.2

Gravity: 3.72 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 1.83 AU - 1.87 AU

Year: 1600 Days

Day: 10.5 Hours

Environment

Temp: -192 °C

Axial Tilt: 3.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (54)

Outer Limit: 18,454,186 km

• M1: 136,284 km (0.103 R)
• M2: 284,984 km (0.107 R)
• M3: 363,074 km (0.119 R)
• M4: 486,642 km (0.082 R)
• M5: 703,708 km (0.117 R)
• M6: 817,552 km (0.109 R)
• M7: 931,097 km (0.101 R)
• M8: 1,130,062 km (0.058 R)
• M9: 1,422,227 km (0.029 R)
• M10: 1,511,238 km (0.047 R)
• M11: 1,585,588 km (0.076 R)
• M12: 1,966,763 km (0.078 R)
• M13: 2,131,022 km (0.11 R)
• M14: 2,196,097 km (0.075 R)
• M15: 2,347,490 km (0.085 R)
• M16: 2,561,265 km (0.119 R)
• M17: 3,261,982 km (0.09 R)
• M18: 3,326,608 km (0.096 R)
• M19: 3,600,522 km (0.112 R)
• M20: 3,667,242 km (0.12 R)
• M21: 3,790,810 km (0.116 R)
• M22: 4,228,533 km (0.115 R)
• M23: 4,441,561 km (0.12 R)
• M24: 4,706,648 km (0.104 R)
• M25: 4,767,684 km (0.108 R)
• M26: 5,164,268 km (0.093 R)
• M27: 5,265,097 km (0.087 R)
• M28: 5,779,115 km (0.118 R)
• M29: 5,923,178 km (0.118 R)
• M30: 6,148,472 km (0.084 R)
• M31: 6,215,193 km (0.036 R)
• M32: 6,539,073 km (0.105 R)
• M33: 6,730,558 km (0.095 R)
• M34: 6,840,811 km (0.08 R)
• M35: 7,245,623 km (0.1 R)
• M36: 7,401,205 km (0.09 R)
• M37: 7,543,622 km (0.097 R)
• M38: 7,845,660 km (0.107 R)
• M39: 8,005,431 km (0.104 R)
• M40: 8,063,774 km (0.069 R)
• M41: 8,151,738 km (0.117 R)
• M42: 8,269,321 km (0.099 R)
• M43: 8,506,285 km (0.08 R)
• M44: 8,700,463 km (0.105 R)
• M45: 8,835,699 km (0.053 R)
• M46: 8,971,684 km (0.042 R)
• M47: 9,215,229 km (0.1 R)
• M48: 9,276,414 km (0.094 R)
• M49: 9,383,826 km (0.055 R)
• M50: 9,739,869 km (0.044 R)
• M51: 10,084,542 km (0.107 R)
• M52: 10,385,383 km (0.073 R)
• M53: 10,673,210 km (0.11 R)
• M54: 10,818,170 km (0.117 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 886.4

Radius: 10.8

Gravity: 7.6 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 3.44 AU - 4.22 AU

Year: 4766 Days

Day: 11.9 Hours

Environment

Temp: -209 °C

Axial Tilt: 13.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (75)

Outer Limit: 18,454,186 km

• M1: 161,416 km (0.104 R)
• M2: 283,039 km (0.056 R)
• M3: 417,228 km (0.106 R)
• M4: 554,859 km (0.1 R)
• M5: 825,631 km (0.092 R)
• M6: 1,019,809 km (0.077 R)
• M7: 1,339,799 km (0.085 R)
• M8: 1,977,983 km (0.092 R)
• M9: 2,358,710 km (0.091 R)
• M10: 2,618,711 km (0.119 R)
• M11: 3,232,062 km (0.052 R)
• M12: 3,703,445 km (0.107 R)
• M13: 3,959,257 km (0.107 R)
• M14: 4,053,654 km (0.072 R)
• M15: 4,148,798 km (0.056 R)
• M16: 4,317,245 km (0.047 R)
• M17: 4,785,935 km (0.118 R)
• M18: 4,861,332 km (0.082 R)
• M19: 4,962,610 km (0.105 R)
• M20: 5,270,782 km (0.082 R)
• M21: 5,718,079 km (0.102 R)
• M22: 5,878,897 km (0.083 R)
• M23: 6,095,664 km (0.064 R)
• M24: 6,342,651 km (0.077 R)
• M25: 6,621,052 km (0.112 R)
• M26: 6,733,550 km (0.033 R)
• M27: 6,846,646 km (0.031 R)
• M28: 7,363,656 km (0.05 R)
• M29: 7,451,021 km (0.089 R)
• M30: 7,597,477 km (0.086 R)
• M31: 8,618,333 km (0.079 R)
• M32: 9,113,801 km (0.113 R)
• M33: 10,327,040 km (0.029 R)
• M34: 10,720,782 km (0.07 R)
• M35: 11,354,179 km (0.101 R)
• M36: 11,828,704 km (0.064 R)
• M37: 12,240,696 km (0.067 R)
• M38: 12,937,673 km (0.082 R)
• M39: 13,149,204 km (0.088 R)
• M40: 14,333,570 km (0.09 R)
• M41: 14,552,582 km (0.088 R)
• M42: 15,142,147 km (0.115 R)
• M43: 15,327,947 km (0.045 R)
• M44: 16,040,931 km (0.078 R)
• M45: 16,382,463 km (0.031 R)
• M46: 16,573,200 km (0.097 R)
• M47: 17,034,111 km (0.118 R)
• M48: 17,343,779 km (0.045 R)
• M49: 18,047,188 km (0.094 R)
• M50: 18,759,872 km (0.117 R)
• M51: 18,919,493 km (0.112 R)
• M52: 20,499,695 km (0.118 R)
• M53: 20,705,392 km (0.105 R)
• M54: 20,911,688 km (0.068 R)
• M55: 21,911,600 km (0.073 R)
• M56: 22,332,718 km (0.037 R)
• M57: 22,417,391 km (0.074 R)
• M58: 22,586,735 km (0.071 R)
• M59: 23,397,556 km (0.118 R)
• M60: 24,609,598 km (0.092 R)
• M61: 25,003,489 km (0.092 R)
• M62: 25,311,361 km (0.041 R)
• M63: 25,841,985 km (0.064 R)
• M64: 25,975,277 km (0.107 R)
• M65: 26,153,298 km (0.093 R)
• M66: 26,510,538 km (0.103 R)
• M67: 27,274,983 km (0.112 R)
• M68: 27,365,340 km (0.102 R)
• M69: 27,955,504 km (0.115 R)
• M70: 28,687,636 km (0.066 R)
• M71: 28,917,717 km (0.04 R)
• M72: 29,797,652 km (0.076 R)
• M73: 30,639,289 km (0.097 R)
• M74: 31,583,701 km (0.083 R)
• M75: 31,868,984 km (0.07 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 19.1

Radius: 7.8

Gravity: 0.31 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 6.38 AU - 9.56 AU

Year: 14306 Days

Day: 22.1 Hours

Environment

Temp: -223 °C

Axial Tilt: 48.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 18,454,186 km

• M1: 207,043 km (0.057 R)
• M2: 302,188 km (0.067 R)
• M3: 860,038 km (0.065 R)
• M4: 947,553 km (0.083 R)
• M5: 1,195,586 km (0.075 R)
• M6: 1,282,951 km (0.12 R)
• M7: 1,361,041 km (0.08 R)
• M8: 1,876,256 km (0.102 R)
• M9: 3,784,677 km (0.095 R)
• M10: 4,111,847 km (0.094 R)
• M11: 4,516,509 km (0.107 R)
• M12: 5,093,658 km (0.089 R)
• M13: 5,327,479 km (0.06 R)
• M14: 5,418,285 km (0.119 R)
• M15: 5,656,894 km (0.071 R)
• M16: 6,451,408 km (0.115 R)
• M17: 6,782,917 km (0.089 R)
• M18: 7,300,675 km (0.117 R)
• M19: 7,564,267 km (0.115 R)
• M20: 7,728,076 km (0.077 R)
• M21: 7,789,860 km (0.065 R)
• M22: 8,059,286 km (0.113 R)
• M23: 8,142,762 km (0.109 R)
• M24: 8,607,263 km (0.089 R)
• M25: 9,761,411 km (0.115 R)
• M26: 10,277,374 km (0.027 R)
• M27: 10,917,353 km (0.078 R)
• M28: 11,125,743 km (0.1 R)
• M29: 11,195,456 km (0.115 R)
• M30: 11,265,468 km (0.052 R)
• M31: 12,524,633 km (0.086 R)
• M32: 12,669,892 km (0.062 R)
• M33: 12,962,356 km (0.116 R)
• M34: 13,405,166 km (0.115 R)
• M35: 14,229,749 km (0.034 R)
• M36: 14,711,903 km (0.104 R)
• M37: 16,348,803 km (0.045 R)
• M38: 16,587,412 km (0.097 R)
• M39: 18,070,076 km (0.115 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 266 - 14,723 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit