🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 854.8

Radius: 8.1

Gravity: 13.03 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 0.65 AU - 0.67 AU

Year: 358 Days

Day: 8.6 Hours

Environment

Temp: -146 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 70,865,993 km

• M1: 100,979 km (0.097 R)
• M2: 618,886 km (0.094 R)
• M3: 971,638 km (0.097 R)
• M4: 1,270,984 km (0.113 R)
• M5: 1,583,493 km (0.112 R)
• M6: 1,853,069 km (0.115 R)
• M7: 2,170,815 km (0.109 R)
• M8: 2,959,195 km (0.041 R)
• M9: 5,074,061 km (0.099 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 716.6

Radius: 8.2

Gravity: 10.66 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 1.02 AU - 1.44 AU

Year: 910 Days

Day: 8 Hours

Environment

Temp: -193 °C

Axial Tilt: 44.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 70,865,993 km

• M1: 102,026 km (0.094 R)
• M2: 365,019 km (0.063 R)
• M3: 739,462 km (0.06 R)
• M4: 1,199,476 km (0.098 R)
• M5: 1,543,850 km (0.099 R)
• M6: 2,216,442 km (0.04 R)
• M7: 2,584,154 km (0.065 R)
• M8: 3,178,057 km (0.058 R)
• M9: 3,588,105 km (0.103 R)
• M10: 4,081,030 km (0.026 R)
• M11: 4,548,673 km (0.059 R)
• M12: 5,336,006 km (0.025 R)
• M13: 5,731,842 km (0.118 R)
• M14: 7,061,468 km (0.078 R)
• M15: 7,961,748 km (0.093 R)
• M16: 8,505,686 km (0.079 R)
• M17: 9,353,756 km (0.087 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 229.5

Radius: 9.5

Gravity: 2.54 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 1 AU - 1.58 AU

Year: 977 Days

Day: 12.2 Hours

Environment

Temp: -194 °C

Axial Tilt: 11.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 70,865,993 km

• M1: 118,332 km (0.104 R)
• M2: 481,406 km (0.113 R)
• M3: 890,855 km (0.082 R)
• M4: 1,390,662 km (0.111 R)
• M5: 1,921,435 km (0.119 R)
• M6: 2,819,471 km (0.073 R)
• M7: 3,989,027 km (0.116 R)
• M8: 4,612,402 km (0.098 R)
• M9: 4,964,106 km (0.074 R)
• M10: 5,507,745 km (0.106 R)
• M11: 6,034,329 km (0.072 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 576.3

Radius: 14.2

Gravity: 2.86 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 1.7 AU - 1.72 AU

Year: 1491 Days

Day: 5.9 Hours

Environment

Temp: -205 °C

Axial Tilt: 8.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 70,865,993 km

• M1: 176,525 km (0.087 R)
• M2: 859,739 km (0.112 R)
• M3: 1,312,422 km (0.075 R)
• M4: 2,196,695 km (0.089 R)
• M5: 3,196,159 km (0.103 R)
• M6: 3,900,016 km (0.087 R)
• M7: 4,536,107 km (0.083 R)
• M8: 5,428,009 km (0.098 R)
• M9: 5,927,367 km (0.069 R)
• M10: 6,746,714 km (0.104 R)
• M11: 7,481,689 km (0.063 R)
• M12: 8,046,869 km (0.058 R)
• M13: 10,968,665 km (0.09 R)
• M14: 11,487,471 km (0.101 R)
• M15: 12,022,582 km (0.105 R)
• M16: 12,724,346 km (0.115 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 264.5

Radius: 14.1

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 2.65 AU - 4.19 AU

Year: 4218 Days

Day: 5.1 Hours

Environment

Temp: -206 °C

Axial Tilt: 0.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 70,865,993 km

• M1: 175,628 km (0.038 R)
• M2: 1,711,400 km (0.083 R)
• M3: 2,863,752 km (0.104 R)
• M4: 5,592,417 km (0.099 R)
• M5: 6,706,323 km (0.12 R)
• M6: 7,497,546 km (0.098 R)
• M7: 14,122,787 km (0.119 R)
• M8: 17,120,130 km (0.083 R)
• M9: 18,318,409 km (0.066 R)
• M10: 19,282,118 km (0.115 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 331.9

Radius: 4

Gravity: 20.74 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 7.06 AU - 10.34 AU

Year: 17112 Days

Day: 22.1 Hours

Environment

Temp: -230 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 70,865,993 km

• M1: 49,816 km (0.115 R)
• M2: 197,469 km (0.051 R)
• M3: 328,367 km (0.097 R)
• M4: 614,997 km (0.082 R)
• M5: 984,653 km (0.074 R)
• M6: 1,348,625 km (0.075 R)
• M7: 2,109,330 km (0.071 R)
• M8: 2,396,707 km (0.038 R)
• M9: 2,539,573 km (0.059 R)
• M10: 2,687,975 km (0.106 R)
• M11: 2,842,360 km (0.1 R)
• M12: 3,073,039 km (0.114 R)
• M13: 3,315,986 km (0.099 R)
• M14: 3,650,936 km (0.098 R)
• M15: 3,785,724 km (0.094 R)
• M16: 5,219,470 km (0.077 R)
• M17: 6,497,634 km (0.058 R)
• M18: 8,197,814 km (0.029 R)
• M19: 8,429,391 km (0.089 R)
• M20: 11,214,305 km (0.077 R)
• M21: 13,313,911 km (0.098 R)
• M22: 15,240,881 km (0.111 R)
• M23: 15,520,330 km (0.039 R)
• M24: 17,958,925 km (0.1 R)
• M25: 20,556,243 km (0.091 R)
• M26: 24,235,753 km (0.093 R)
• M27: 24,904,754 km (0.08 R)
• M28: 26,380,089 km (0.057 R)
• M29: 28,753,608 km (0.078 R)
• M30: 29,287,673 km (0.085 R)
• M31: 34,877,397 km (0.089 R)
• M32: 38,628,265 km (0.061 R)
• M33: 39,803,805 km (0.103 R)
• M34: 42,226,093 km (0.093 R)
• M35: 44,035,480 km (0.06 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 467.7

Radius: 5.6

Gravity: 14.91 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 8.69 AU - 11.73 AU

Year: 21755 Days

Day: 18 Hours

Environment

Temp: -245 °C

Axial Tilt: 46.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 70,865,993 km

• M1: 69,862 km (0.117 R)
• M2: 318,195 km (0.097 R)
• M3: 570,716 km (0.104 R)
• M4: 783,145 km (0.034 R)
• M5: 1,447,659 km (0.056 R)
• M6: 2,098,110 km (0.08 R)
• M7: 3,002,130 km (0.099 R)
• M8: 3,263,777 km (0.095 R)
• M9: 3,954,321 km (0.077 R)
• M10: 4,737,914 km (0.074 R)
• M11: 5,390,161 km (0.069 R)
• M12: 6,266,356 km (0.065 R)
• M13: 7,233,805 km (0.116 R)
• M14: 9,516,220 km (0.062 R)
• M15: 10,850,034 km (0.098 R)
• M16: 11,217,447 km (0.105 R)
• M17: 13,811,474 km (0.099 R)
• M18: 15,209,316 km (0.059 R)
• M19: 21,458,019 km (0.094 R)
• M20: 24,771,463 km (0.101 R)
• M21: 31,765,013 km (0.119 R)
• M22: 32,643,003 km (0.074 R)
• M23: 38,677,632 km (0.115 R)
• M24: 40,696,605 km (0.114 R)
• M25: 44,786,611 km (0.104 R)
• M26: 49,142,452 km (0.089 R)
• M27: 57,383,350 km (0.089 R)
• M28: 57,938,657 km (0.068 R)
• M29: 59,248,087 km (0.085 R)
• M30: 59,625,822 km (0.082 R)
• M31: 61,152,767 km (0.04 R)
• M32: 61,732,160 km (0.082 R)
• M33: 68,763,260 km (0.114 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 227 - 10,269 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit