🌌 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: 0.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.45

Radius: 0.73

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 0.51 AU - 0.55 AU

Year: 249 Days

Day: 43.4 Hours

Environment

Temp: -129 °C

Axial Tilt: 28.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 28,475,107 km

• M1: 64,177 km (0.106 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 857.8

Radius: 9.2

Gravity: 10.13 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 0.55 AU - 0.87 AU

Year: 386 Days

Day: 6.5 Hours

Environment

Temp: -145 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (49)

Outer Limit: 28,475,107 km

• M1: 116,387 km (0.061 R)
• M2: 175,329 km (0.112 R)
• M3: 300,243 km (0.106 R)
• M4: 364,121 km (0.067 R)
• M5: 454,179 km (0.107 R)
• M6: 571,314 km (0.106 R)
• M7: 667,506 km (0.063 R)
• M8: 732,282 km (0.037 R)
• M9: 799,301 km (0.113 R)
• M10: 976,724 km (0.047 R)
• M11: 1,172,249 km (0.119 R)
• M12: 1,257,071 km (0.119 R)
• M13: 1,338,901 km (0.118 R)
• M14: 1,600,996 km (0.112 R)
• M15: 1,684,622 km (0.083 R)
• M16: 1,746,854 km (0.055 R)
• M17: 1,862,045 km (0.051 R)
• M18: 1,938,340 km (0.106 R)
• M19: 2,112,322 km (0.105 R)
• M20: 2,173,507 km (0.101 R)
• M21: 2,341,955 km (0.109 R)
• M22: 2,450,114 km (0.104 R)
• M23: 2,599,263 km (0.103 R)
• M24: 2,704,879 km (0.11 R)
• M25: 3,078,575 km (0.103 R)
• M26: 3,204,536 km (0.105 R)
• M27: 3,282,327 km (0.037 R)
• M28: 3,353,685 km (0.092 R)
• M29: 3,447,034 km (0.113 R)
• M30: 3,534,100 km (0.118 R)
• M31: 3,607,253 km (0.12 R)
• M32: 3,755,056 km (0.109 R)
• M33: 3,897,324 km (0.093 R)
• M34: 4,018,498 km (0.113 R)
• M35: 4,087,313 km (0.064 R)
• M36: 4,249,178 km (0.104 R)
• M37: 4,381,871 km (0.101 R)
• M38: 4,492,125 km (0.095 R)
• M39: 4,611,354 km (0.098 R)
• M40: 4,747,788 km (0.064 R)
• M41: 4,869,261 km (0.119 R)
• M42: 5,098,744 km (0.063 R)
• M43: 5,256,570 km (0.054 R)
• M44: 5,331,818 km (0.088 R)
• M45: 5,475,132 km (0.11 R)
• M46: 5,551,427 km (0.095 R)
• M47: 5,653,752 km (0.118 R)
• M48: 5,843,143 km (0.082 R)
• M49: 5,903,880 km (0.067 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 684.1

Radius: 14.5

Gravity: 3.25 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 0.68 AU - 1.08 AU

Year: 533 Days

Day: 6 Hours

Environment

Temp: -157 °C

Axial Tilt: 53.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 28,475,107 km

• M1: 180,565 km (0.119 R)
• M2: 358,736 km (0.063 R)
• M3: 465,249 km (0.106 R)
• M4: 639,232 km (0.056 R)
• M5: 744,698 km (0.054 R)
• M6: 904,170 km (0.114 R)
• M7: 1,010,982 km (0.104 R)
• M8: 1,195,885 km (0.084 R)
• M9: 1,336,956 km (0.102 R)
• M10: 1,432,549 km (0.096 R)
• M11: 1,548,039 km (0.099 R)
• M12: 1,745,957 km (0.072 R)
• M13: 1,958,984 km (0.094 R)
• M14: 2,161,091 km (0.12 R)
• M15: 2,254,590 km (0.106 R)
• M16: 2,376,961 km (0.05 R)
• M17: 2,757,986 km (0.077 R)
• M18: 2,860,012 km (0.076 R)
• M19: 3,327,356 km (0.102 R)
• M20: 3,499,094 km (0.03 R)
• M21: 3,819,084 km (0.085 R)
• M22: 3,949,833 km (0.107 R)
• M23: 4,098,832 km (0.102 R)
• M24: 4,199,063 km (0.086 R)
• M25: 4,308,718 km (0.033 R)
• M26: 4,591,458 km (0.114 R)
• M27: 4,687,051 km (0.1 R)
• M28: 4,933,439 km (0.105 R)
• M29: 5,031,425 km (0.086 R)
• M30: 5,139,136 km (0.079 R)
• M31: 5,292,922 km (0.086 R)
• M32: 5,466,755 km (0.101 R)
• M33: 5,568,332 km (0.105 R)
• M34: 5,726,457 km (0.109 R)
• M35: 5,829,530 km (0.025 R)
• M36: 5,980,773 km (0.102 R)
• M37: 6,104,491 km (0.101 R)
• M38: 6,520,074 km (0.113 R)
• M39: 6,637,807 km (0.094 R)
• M40: 6,746,266 km (0.059 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 319.4

Radius: 10.9

Gravity: 2.69 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 4.63 AU - 4.89 AU

Year: 6705 Days

Day: 11.3 Hours

Environment

Temp: -216 °C

Axial Tilt: 24.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (60)

Outer Limit: 28,475,107 km

• M1: 152,141 km (0.086 R)
• M2: 275,559 km (0.077 R)
• M3: 353,799 km (0.12 R)
• M4: 521,199 km (0.085 R)
• M5: 605,123 km (0.116 R)
• M6: 800,947 km (0.076 R)
• M7: 875,297 km (0.079 R)
• M8: 1,031,777 km (0.032 R)
• M9: 1,226,403 km (0.053 R)
• M10: 1,604,138 km (0.07 R)
• M11: 2,104,393 km (0.117 R)
• M12: 2,823,959 km (0.082 R)
• M13: 3,039,978 km (0.036 R)
• M14: 3,160,105 km (0.089 R)
• M15: 3,241,187 km (0.113 R)
• M16: 3,551,304 km (0.092 R)
• M17: 3,699,256 km (0.12 R)
• M18: 4,067,417 km (0.097 R)
• M19: 5,050,723 km (0.098 R)
• M20: 5,241,461 km (0.083 R)
• M21: 5,556,813 km (0.084 R)
• M22: 6,129,773 km (0.05 R)
• M23: 6,256,931 km (0.087 R)
• M24: 6,359,256 km (0.114 R)
• M25: 7,011,203 km (0.045 R)
• M26: 7,251,308 km (0.11 R)
• M27: 7,358,869 km (0.103 R)
• M28: 7,575,487 km (0.092 R)
• M29: 7,657,317 km (0.082 R)
• M30: 9,296,161 km (0.115 R)
• M31: 9,707,555 km (0.051 R)
• M32: 9,915,646 km (0.082 R)
• M33: 10,578,813 km (0.095 R)
• M34: 11,726,528 km (0.096 R)
• M35: 12,075,391 km (0.108 R)
• M36: 12,267,025 km (0.041 R)
• M37: 12,588,810 km (0.078 R)
• M38: 13,076,799 km (0.114 R)
• M39: 14,781,616 km (0.08 R)
• M40: 15,192,861 km (0.053 R)
• M41: 15,399,904 km (0.105 R)
• M42: 15,642,701 km (0.09 R)
• M43: 16,519,943 km (0.087 R)
• M44: 16,626,307 km (0.082 R)
• M45: 17,811,272 km (0.113 R)
• M46: 19,695,607 km (0.028 R)
• M47: 19,883,651 km (0.107 R)
• M48: 20,451,675 km (0.081 R)
• M49: 21,758,861 km (0.055 R)
• M50: 22,855,563 km (0.101 R)
• M51: 23,013,688 km (0.116 R)
• M52: 23,172,261 km (0.07 R)
• M53: 23,890,032 km (0.026 R)
• M54: 24,130,885 km (0.077 R)
• M55: 24,372,635 km (0.08 R)
• M56: 25,922,020 km (0.09 R)
• M57: 26,625,429 km (0.109 R)
• M58: 27,209,459 km (0.07 R)
• M59: 27,545,007 km (0.041 R)
• M60: 28,008,761 km (0.087 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 409 - 17,553 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit