🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.46 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 495.8

Radius: 9.9

Gravity: 5.06 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 0.71 AU - 1.11 AU

Year: 579 Days

Day: 13.9 Hours

Environment

Temp: -178 °C

Axial Tilt: 56.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 66,614,014 km

• M1: 123,269 km (0.061 R)
• M2: 527,482 km (0.067 R)
• M3: 884,722 km (0.109 R)
• M4: 1,280,707 km (0.102 R)
• M5: 1,710,203 km (0.044 R)
• M6: 2,040,066 km (0.097 R)
• M7: 2,471,207 km (0.078 R)
• M8: 2,798,827 km (0.101 R)
• M9: 3,580,775 km (0.109 R)
• M10: 4,099,281 km (0.084 R)
• M11: 4,962,461 km (0.091 R)
• M12: 5,286,639 km (0.114 R)
• M13: 5,694,593 km (0.086 R)
• M14: 6,086,988 km (0.111 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 325.3

Radius: 9.3

Gravity: 3.76 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 1.04 AU - 1.54 AU

Year: 977 Days

Day: 13.4 Hours

Environment

Temp: -196 °C

Axial Tilt: 20 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 66,614,014 km

• M1: 115,639 km (0.057 R)
• M2: 489,634 km (0.075 R)
• M3: 809,175 km (0.045 R)
• M4: 1,122,433 km (0.038 R)
• M5: 1,459,327 km (0.06 R)
• M6: 2,352,875 km (0.057 R)
• M7: 2,913,568 km (0.104 R)
• M8: 3,270,658 km (0.075 R)
• M9: 3,629,244 km (0.038 R)
• M10: 4,118,130 km (0.094 R)
• M11: 4,585,474 km (0.086 R)
• M12: 5,552,774 km (0.025 R)
• M13: 5,967,908 km (0.065 R)
• M14: 6,754,793 km (0.117 R)
• M15: 7,162,447 km (0.095 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 519.2

Radius: 13.4

Gravity: 2.89 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 2.04 AU - 2.92 AU

Year: 2604 Days

Day: 9.4 Hours

Environment

Temp: -199 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 66,614,014 km

• M1: 167,101 km (0.057 R)
• M2: 633,846 km (0.093 R)
• M3: 1,733,091 km (0.099 R)
• M4: 2,231,252 km (0.094 R)
• M5: 3,488,473 km (0.078 R)
• M6: 4,498,109 km (0.081 R)
• M7: 6,094,019 km (0.114 R)
• M8: 7,177,407 km (0.071 R)
• M9: 9,760,214 km (0.093 R)
• M10: 11,009,954 km (0.108 R)
• M11: 11,753,456 km (0.104 R)
• M12: 13,340,989 km (0.107 R)
• M13: 14,277,471 km (0.077 R)
• M14: 16,734,018 km (0.112 R)
• M15: 17,664,816 km (0.037 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 267.2

Radius: 11.4

Gravity: 2.06 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 2.94 AU - 3.8 AU

Year: 4125 Days

Day: 9.7 Hours

Environment

Temp: -209 °C

Axial Tilt: 11.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 66,614,014 km

• M1: 141,968 km (0.072 R)
• M2: 555,756 km (0.116 R)
• M3: 912,547 km (0.088 R)
• M4: 1,508,994 km (0.117 R)
• M5: 4,262,043 km (0.06 R)
• M6: 4,667,304 km (0.074 R)
• M7: 6,014,732 km (0.07 R)
• M8: 6,443,629 km (0.111 R)
• M9: 8,466,641 km (0.1 R)
• M10: 10,230,101 km (0.112 R)
• M11: 11,399,059 km (0.118 R)
• M12: 12,439,512 km (0.115 R)
• M13: 13,542,048 km (0.103 R)
• M14: 14,140,589 km (0.077 R)
• M15: 15,242,826 km (0.108 R)
• M16: 16,195,765 km (0.109 R)
• M17: 16,922,960 km (0.115 R)
• M18: 17,348,267 km (0.067 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 705.1

Radius: 14.3

Gravity: 3.45 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 2.64 AU - 4.28 AU

Year: 4292 Days

Day: 14.7 Hours

Environment

Temp: -222 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 66,614,014 km

• M1: 179,517 km (0.112 R)
• M2: 1,082,789 km (0.053 R)
• M3: 1,597,705 km (0.104 R)
• M4: 2,049,640 km (0.104 R)
• M5: 5,627,124 km (0.071 R)
• M6: 6,479,981 km (0.113 R)
• M7: 7,117,119 km (0.083 R)
• M8: 7,866,006 km (0.066 R)
• M9: 9,723,862 km (0.108 R)
• M10: 10,647,030 km (0.083 R)
• M11: 11,673,870 km (0.096 R)
• M12: 12,187,888 km (0.106 R)
• M13: 13,872,959 km (0.118 R)
• M14: 14,663,882 km (0.105 R)
• M15: 16,335,788 km (0.072 R)
• M16: 17,701,467 km (0.094 R)
• M17: 18,949,712 km (0.051 R)
• M18: 19,595,526 km (0.046 R)
• M19: 20,794,852 km (0.119 R)
• M20: 21,274,313 km (0.108 R)
• M21: 23,487,015 km (0.119 R)
• M22: 24,687,239 km (0.099 R)
• M23: 25,692,238 km (0.086 R)
• M24: 26,724,313 km (0.092 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 74.3

Radius: 13.6

Gravity: 0.4 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 3.92 AU - 5.12 AU

Year: 6408 Days

Day: 14.2 Hours

Environment

Temp: -214 °C

Axial Tilt: 142.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 66,614,014 km

• M1: 260,899 km (0.09 R)
• M2: 795,861 km (0.044 R)
• M3: 1,849,628 km (0.101 R)
• M4: 5,458,527 km (0.067 R)
• M5: 8,275,605 km (0.05 R)
• M6: 8,814,307 km (0.051 R)
• M7: 12,028,118 km (0.101 R)
• M8: 14,320,406 km (0.091 R)
• M9: 16,050,505 km (0.117 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.23 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 741.7

Radius: 5

Gravity: 29.67 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 7.59 AU - 8.87 AU

Year: 15745 Days

Day: 16.7 Hours

Environment

Temp: -231 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 66,614,014 km

• M1: 64,327 km (0.112 R)
• M2: 244,742 km (0.12 R)
• M3: 861,385 km (0.066 R)
• M4: 1,114,654 km (0.088 R)
• M5: 1,431,203 km (0.119 R)
• M6: 1,652,009 km (0.07 R)
• M7: 1,895,255 km (0.096 R)
• M8: 2,122,495 km (0.063 R)
• M9: 2,541,817 km (0.107 R)
• M10: 2,795,087 km (0.089 R)
• M11: 3,515,849 km (0.096 R)
• M12: 3,714,066 km (0.072 R)
• M13: 3,889,694 km (0.103 R)
• M14: 6,006,205 km (0.1 R)
• M15: 8,582,430 km (0.105 R)
• M16: 8,994,572 km (0.115 R)
• M17: 11,316,929 km (0.057 R)
• M18: 12,387,152 km (0.072 R)
• M19: 19,545,560 km (0.112 R)
• M20: 20,804,127 km (0.079 R)
• M21: 24,185,039 km (0.118 R)
• M22: 25,951,939 km (0.101 R)
• M23: 26,703,968 km (0.102 R)
• M24: 27,140,046 km (0.055 R)
• M25: 28,363,906 km (0.101 R)
• M26: 29,624,118 km (0.114 R)
• M27: 31,644,438 km (0.066 R)
• M28: 32,999,645 km (0.114 R)
• M29: 36,089,589 km (0.082 R)
• M30: 36,488,865 km (0.115 R)
• M31: 40,502,128 km (0.036 R)
• M32: 41,077,780 km (0.065 R)
• M33: 52,734,895 km (0.082 R)
• M34: 55,515,620 km (0.065 R)
• M35: 58,027,817 km (0.108 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 548 - 20,083 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit