🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.51 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 878.8

Radius: 11.6

Gravity: 6.53 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 0.76 AU - 1.26 AU

Year: 713 Days

Day: 13.5 Hours

Environment

Temp: -180 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 58,268,535 km

• M1: 144,212 km (0.117 R)
• M2: 541,993 km (0.088 R)
• M3: 1,007,990 km (0.107 R)
• M4: 1,864,289 km (0.092 R)
• M5: 2,306,799 km (0.108 R)
• M6: 2,701,738 km (0.107 R)
• M7: 3,103,557 km (0.098 R)
• M8: 3,702,099 km (0.11 R)
• M9: 4,777,258 km (0.058 R)
• M10: 5,203,014 km (0.081 R)
• M11: 5,790,634 km (0.111 R)
• M12: 6,506,610 km (0.089 R)
• M13: 8,314,949 km (0.112 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 303.8

Radius: 8.5

Gravity: 4.2 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 0.98 AU - 1.08 AU

Year: 735 Days

Day: 13.8 Hours

Environment

Temp: -177 °C

Axial Tilt: 23.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 58,268,535 km

• M1: 105,915 km (0.115 R)
• M2: 432,936 km (0.052 R)
• M3: 803,191 km (0.095 R)
• M4: 1,121,086 km (0.114 R)
• M5: 1,630,766 km (0.034 R)
• M6: 1,994,140 km (0.057 R)
• M7: 2,559,171 km (0.079 R)
• M8: 3,570,452 km (0.112 R)
• M9: 4,020,144 km (0.117 R)
• M10: 4,316,497 km (0.1 R)
• M11: 4,734,174 km (0.111 R)
• M12: 5,261,058 km (0.105 R)
• M13: 5,581,796 km (0.08 R)
• M14: 6,262,616 km (0.091 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 394.6

Radius: 10.8

Gravity: 3.38 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 0.79 AU - 1.27 AU

Year: 735 Days

Day: 8.5 Hours

Environment

Temp: -183 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 58,268,535 km

• M1: 134,339 km (0.049 R)
• M2: 519,853 km (0.101 R)
• M3: 879,037 km (0.108 R)
• M4: 1,339,499 km (0.059 R)
• M5: 1,746,256 km (0.037 R)
• M6: 2,125,187 km (0.082 R)
• M7: 2,468,066 km (0.087 R)
• M8: 3,353,535 km (0.058 R)
• M9: 4,484,047 km (0.108 R)
• M10: 5,443,268 km (0.101 R)
• M11: 6,036,573 km (0.073 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 987.7

Radius: 13.5

Gravity: 5.42 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 3 AU - 3.28 AU

Year: 3911 Days

Day: 14.7 Hours

Environment

Temp: -214 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 58,268,535 km

• M1: 167,998 km (0.046 R)
• M2: 668,104 km (0.083 R)
• M3: 1,686,267 km (0.086 R)
• M4: 2,654,165 km (0.085 R)
• M5: 3,432,523 km (0.114 R)
• M6: 4,193,079 km (0.057 R)
• M7: 5,063,589 km (0.103 R)
• M8: 5,727,803 km (0.08 R)
• M9: 7,401,803 km (0.1 R)
• M10: 8,222,049 km (0.103 R)
• M11: 10,128,823 km (0.063 R)
• M12: 20,058,382 km (0.119 R)
• M13: 20,672,032 km (0.113 R)
• M14: 24,466,582 km (0.075 R)
• M15: 25,325,124 km (0.072 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 785.3

Radius: 3.4

Gravity: 67.93 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 5.42 AU - 7.04 AU

Year: 10931 Days

Day: 17 Hours

Environment

Temp: -229 °C

Axial Tilt: 23.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 58,268,535 km

• M1: 43,533 km (0.099 R)
• M2: 281,244 km (0.06 R)
• M3: 527,931 km (0.06 R)
• M4: 732,581 km (0.093 R)
• M5: 863,479 km (0.054 R)
• M6: 987,944 km (0.034 R)
• M7: 1,551,480 km (0.111 R)
• M8: 1,657,694 km (0.049 R)
• M9: 2,169,917 km (0.096 R)
• M10: 2,283,911 km (0.096 R)
• M11: 2,650,126 km (0.106 R)
• M12: 2,824,857 km (0.117 R)
• M13: 4,011,168 km (0.112 R)
• M14: 5,219,619 km (0.114 R)
• M15: 6,691,064 km (0.117 R)
• M16: 6,851,882 km (0.109 R)
• M17: 7,435,313 km (0.079 R)
• M18: 8,891,798 km (0.104 R)
• M19: 9,086,275 km (0.111 R)
• M20: 9,892,758 km (0.107 R)
• M21: 11,022,072 km (0.073 R)
• M22: 12,174,873 km (0.089 R)
• M23: 12,718,961 km (0.117 R)
• M24: 14,116,803 km (0.101 R)
• M25: 15,057,923 km (0.097 R)
• M26: 20,480,098 km (0.109 R)
• M27: 21,859,390 km (0.117 R)
• M28: 22,302,799 km (0.111 R)
• M29: 23,391,422 km (0.044 R)
• M30: 24,897,424 km (0.055 R)
• M31: 27,789,450 km (0.089 R)
• M32: 30,345,928 km (0.037 R)
• M33: 34,707,005 km (0.12 R)
• M34: 36,043,213 km (0.08 R)
• M35: 44,362,201 km (0.063 R)
• M36: 47,840,501 km (0.11 R)
• M37: 48,287,799 km (0.057 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 530.9

Radius: 7.4

Gravity: 9.7 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 6.22 AU - 9.32 AU

Year: 15224 Days

Day: 17.1 Hours

Environment

Temp: -235 °C

Axial Tilt: 18.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 58,268,535 km

• M1: 92,003 km (0.104 R)
• M2: 425,756 km (0.103 R)
• M3: 947,553 km (0.073 R)
• M4: 1,424,621 km (0.058 R)
• M5: 2,694,706 km (0.036 R)
• M6: 2,967,723 km (0.09 R)
• M7: 3,360,567 km (0.111 R)
• M8: 3,596,333 km (0.104 R)
• M9: 4,190,236 km (0.109 R)
• M10: 5,081,540 km (0.118 R)
• M11: 5,644,627 km (0.118 R)
• M12: 6,647,232 km (0.062 R)
• M13: 7,020,628 km (0.119 R)
• M14: 9,303,791 km (0.072 R)
• M15: 12,784,185 km (0.088 R)
• M16: 15,058,522 km (0.1 R)
• M17: 15,630,434 km (0.116 R)
• M18: 18,627,777 km (0.111 R)
• M19: 19,876,022 km (0.067 R)
• M20: 24,244,579 km (0.117 R)
• M21: 25,029,968 km (0.098 R)
• M22: 25,630,154 km (0.099 R)
• M23: 29,655,534 km (0.083 R)
• M24: 32,051,493 km (0.06 R)
• M25: 32,640,460 km (0.108 R)
• M26: 34,327,775 km (0.095 R)
• M27: 34,696,833 km (0.071 R)
• M28: 35,442,728 km (0.05 R)
• M29: 36,838,027 km (0.104 R)
• M30: 38,799,105 km (0.103 R)
• M31: 39,333,619 km (0.106 R)
• M32: 40,417,306 km (0.062 R)
• M33: 44,221,879 km (0.114 R)
• M34: 47,645,575 km (0.109 R)
• M35: 58,268,520 km (0.119 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: 364 - 18,006 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit