🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 724.1

Radius: 14.5

Gravity: 3.44 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 0.67 AU - 0.71 AU

Year: 382 Days

Day: 5.3 Hours

Environment

Temp: -154 °C

Axial Tilt: 25.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 42,743,330 km

• M1: 212,429 km (0.034 R)
• M2: 327,470 km (0.081 R)
• M3: 420,071 km (0.031 R)
• M4: 510,578 km (0.027 R)
• M5: 688,749 km (0.047 R)
• M6: 787,034 km (0.104 R)
• M7: 928,105 km (0.108 R)
• M8: 1,087,577 km (0.108 R)
• M9: 1,352,664 km (0.105 R)
• M10: 1,470,697 km (0.095 R)
• M11: 1,613,263 km (0.097 R)
• M12: 1,707,510 km (0.09 R)
• M13: 1,890,917 km (0.08 R)
• M14: 2,047,097 km (0.12 R)
• M15: 2,486,915 km (0.054 R)
• M16: 2,816,030 km (0.106 R)
• M17: 2,943,936 km (0.099 R)
• M18: 3,067,355 km (0.068 R)
• M19: 3,185,986 km (0.07 R)
• M20: 3,285,917 km (0.097 R)
• M21: 3,387,045 km (0.119 R)
• M22: 3,495,953 km (0.054 R)
• M23: 3,745,631 km (0.12 R)
• M24: 3,858,578 km (0.073 R)
• M25: 3,965,391 km (0.107 R)
• M26: 4,058,889 km (0.05 R)
• M27: 4,262,791 km (0.103 R)
• M28: 4,358,534 km (0.061 R)
• M29: 4,559,893 km (0.104 R)
• M30: 4,894,842 km (0.041 R)
• M31: 4,987,593 km (0.113 R)
• M32: 5,135,545 km (0.06 R)
• M33: 5,245,649 km (0.076 R)
• M34: 5,404,223 km (0.099 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 217.6

Radius: 12.7

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 0.84 AU - 0.94 AU

Year: 560 Days

Day: 9.3 Hours

Environment

Temp: -178 °C

Axial Tilt: 28.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 42,743,330 km

• M1: 158,424 km (0.119 R)
• M2: 264,639 km (0.118 R)
• M3: 355,145 km (0.111 R)
• M4: 457,021 km (0.106 R)
• M5: 559,646 km (0.069 R)
• M6: 658,530 km (0.118 R)
• M7: 743,501 km (0.098 R)
• M8: 884,572 km (0.099 R)
• M9: 1,079,648 km (0.112 R)
• M10: 1,174,493 km (0.093 R)
• M11: 1,267,992 km (0.075 R)
• M12: 1,408,913 km (0.12 R)
• M13: 1,513,482 km (0.04 R)
• M14: 1,602,044 km (0.072 R)
• M15: 1,692,401 km (0.113 R)
• M16: 1,779,766 km (0.066 R)
• M17: 1,943,875 km (0.1 R)
• M18: 2,056,223 km (0.06 R)
• M19: 2,144,635 km (0.12 R)
• M20: 2,250,251 km (0.104 R)
• M21: 2,341,506 km (0.099 R)
• M22: 2,472,554 km (0.1 R)
• M23: 2,600,460 km (0.08 R)
• M24: 2,685,132 km (0.102 R)
• M25: 2,799,425 km (0.117 R)
• M26: 2,938,850 km (0.11 R)
• M27: 3,068,701 km (0.044 R)
• M28: 3,176,412 km (0.106 R)
• M29: 3,267,217 km (0.094 R)
• M30: 3,358,771 km (0.098 R)
• M31: 3,519,739 km (0.057 R)
• M32: 3,708,681 km (0.114 R)
• M33: 3,901,064 km (0.093 R)
• M34: 3,998,601 km (0.058 R)
• M35: 4,090,305 km (0.119 R)
• M36: 4,169,442 km (0.094 R)
• M37: 4,315,899 km (0.059 R)
• M38: 4,443,954 km (0.116 R)
• M39: 4,703,656 km (0.028 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 607.5

Radius: 14.5

Gravity: 2.89 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 0.93 AU - 1.05 AU

Year: 657 Days

Day: 12.4 Hours

Environment

Temp: -168 °C

Axial Tilt: 42.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 42,743,330 km

• M1: 181,013 km (0.083 R)
• M2: 342,729 km (0.108 R)
• M3: 531,222 km (0.065 R)
• M4: 644,168 km (0.058 R)
• M5: 734,526 km (0.062 R)
• M6: 839,693 km (0.054 R)
• M7: 940,522 km (0.113 R)
• M8: 1,100,442 km (0.106 R)
• M9: 1,281,904 km (0.101 R)
• M10: 1,424,920 km (0.094 R)
• M11: 1,611,767 km (0.074 R)
• M12: 1,721,423 km (0.067 R)
• M13: 1,874,013 km (0.074 R)
• M14: 2,087,189 km (0.064 R)
• M15: 2,221,977 km (0.089 R)
• M16: 2,545,557 km (0.095 R)
• M17: 2,690,069 km (0.11 R)
• M18: 2,947,826 km (0.098 R)
• M19: 3,067,654 km (0.075 R)
• M20: 3,172,971 km (0.098 R)
• M21: 3,304,318 km (0.115 R)
• M22: 3,420,705 km (0.119 R)
• M23: 3,623,560 km (0.116 R)
• M24: 3,717,956 km (0.106 R)
• M25: 4,050,213 km (0.108 R)
• M26: 4,238,108 km (0.106 R)
• M27: 4,374,092 km (0.057 R)
• M28: 4,530,123 km (0.056 R)
• M29: 4,659,824 km (0.119 R)
• M30: 4,904,417 km (0.112 R)
• M31: 5,133,900 km (0.104 R)
• M32: 5,230,540 km (0.047 R)
• M33: 5,327,779 km (0.089 R)
• M34: 5,553,971 km (0.108 R)
• M35: 5,683,223 km (0.104 R)
• M36: 6,272,190 km (0.034 R)
• M37: 6,458,888 km (0.098 R)
• M38: 6,616,115 km (0.084 R)
• M39: 6,753,297 km (0.084 R)
• M40: 7,019,730 km (0.112 R)
• M41: 7,181,296 km (0.112 R)
• M42: 7,300,675 km (0.091 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 447.4

Radius: 4.3

Gravity: 24.2 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 5.32 AU - 7.18 AU

Year: 10420 Days

Day: 24.1 Hours

Environment

Temp: -226 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (81)

Outer Limit: 42,743,330 km

• M1: 139,874 km (0.115 R)
• M2: 286,480 km (0.058 R)
• M3: 321,037 km (0.1 R)
• M4: 407,953 km (0.11 R)
• M5: 488,437 km (0.053 R)
• M6: 545,135 km (0.093 R)
• M7: 1,962,874 km (0.104 R)
• M8: 2,313,681 km (0.112 R)
• M9: 2,709,217 km (0.073 R)
• M10: 3,072,142 km (0.103 R)
• M11: 3,701,201 km (0.047 R)
• M12: 3,900,465 km (0.079 R)
• M13: 4,015,805 km (0.097 R)
• M14: 4,250,076 km (0.054 R)
• M15: 4,368,856 km (0.082 R)
• M16: 4,579,340 km (0.098 R)
• M17: 4,916,684 km (0.114 R)
• M18: 5,357,698 km (0.115 R)
• M19: 6,582,905 km (0.099 R)
• M20: 6,617,163 km (0.051 R)
• M21: 6,824,056 km (0.106 R)
• M22: 7,208,822 km (0.116 R)
• M23: 7,421,700 km (0.083 R)
• M24: 7,853,739 km (0.055 R)
• M25: 8,109,401 km (0.059 R)
• M26: 8,442,257 km (0.049 R)
• M27: 8,666,653 km (0.057 R)
• M28: 8,741,901 km (0.086 R)
• M29: 9,236,023 km (0.078 R)
• M30: 9,661,330 km (0.106 R)
• M31: 10,053,426 km (0.075 R)
• M32: 10,853,176 km (0.107 R)
• M33: 11,507,667 km (0.107 R)
• M34: 11,548,956 km (0.108 R)
• M35: 11,881,362 km (0.11 R)
• M36: 12,132,687 km (0.099 R)
• M37: 13,546,237 km (0.044 R)
• M38: 14,073,120 km (0.095 R)
• M39: 14,517,127 km (0.1 R)
• M40: 14,651,316 km (0.083 R)
• M41: 14,875,713 km (0.045 R)
• M42: 15,830,895 km (0.092 R)
• M43: 16,805,675 km (0.092 R)
• M44: 18,039,259 km (0.089 R)
• M45: 18,764,061 km (0.101 R)
• M46: 19,646,389 km (0.069 R)
• M47: 22,064,489 km (0.087 R)
• M48: 22,218,725 km (0.114 R)
• M49: 22,528,243 km (0.114 R)
• M50: 22,839,257 km (0.081 R)
• M51: 23,203,827 km (0.093 R)
• M52: 24,044,267 km (0.119 R)
• M53: 24,627,998 km (0.114 R)
• M54: 25,055,250 km (0.094 R)
• M55: 25,917,382 km (0.096 R)
• M56: 26,025,841 km (0.113 R)
• M57: 26,297,660 km (0.092 R)
• M58: 26,461,171 km (0.073 R)
• M59: 27,173,556 km (0.115 R)
• M60: 27,615,169 km (0.072 R)
• M61: 28,337,726 km (0.048 R)
• M62: 28,561,375 km (0.094 R)
• M63: 30,313,914 km (0.113 R)
• M64: 30,599,796 km (0.068 R)
• M65: 31,174,401 km (0.115 R)
• M66: 31,289,741 km (0.099 R)
• M67: 32,567,756 km (0.093 R)
• M68: 32,684,741 km (0.111 R)
• M69: 32,860,519 km (0.105 R)
• M70: 33,566,920 km (0.105 R)
• M71: 35,595,317 km (0.087 R)
• M72: 35,715,893 km (0.106 R)
• M73: 37,847,364 km (0.115 R)
• M74: 38,031,967 km (0.05 R)
• M75: 38,155,236 km (0.073 R)
• M76: 39,956,993 km (0.079 R)
• M77: 40,207,719 km (0.058 R)
• M78: 42,104,620 km (0.074 R)
• M79: 42,232,077 km (0.036 R)
• M80: 42,359,684 km (0.094 R)
• M81: 42,743,403 km (0.109 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 480 - 12,203 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit