🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 827.1

Radius: 14.9

Gravity: 3.73 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 0.45 AU - 0.57 AU

Year: 251 Days

Day: 11.4 Hours

Environment

Temp: -150 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 31,993,095 km

• M1: 185,501 km (0.111 R)
• M2: 755,020 km (0.058 R)
• M3: 1,348,026 km (0.059 R)
• M4: 2,206,868 km (0.115 R)
• M5: 2,966,825 km (0.103 R)
• M6: 3,691,926 km (0.108 R)
• M7: 4,317,694 km (0.086 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 737.7

Radius: 9.6

Gravity: 8 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 0.59 AU - 0.67 AU

Year: 345 Days

Day: 13.6 Hours

Environment

Temp: -155 °C

Axial Tilt: 108.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 31,993,095 km

• M1: 119,379 km (0.039 R)
• M2: 504,594 km (0.118 R)
• M3: 938,727 km (0.114 R)
• M4: 1,478,625 km (0.084 R)
• M5: 1,940,883 km (0.092 R)
• M6: 2,397,755 km (0.08 R)
• M7: 2,925,386 km (0.062 R)
• M8: 4,043,630 km (0.115 R)
• M9: 4,778,455 km (0.096 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 841.4

Radius: 11.6

Gravity: 6.25 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 1.79 AU - 2.3 AU

Year: 2011 Days

Day: 5 Hours

Environment

Temp: -210 °C

Axial Tilt: 165.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 31,993,095 km

• M1: 144,212 km (0.111 R)
• M2: 561,740 km (0.067 R)
• M3: 1,180,926 km (0.112 R)
• M4: 1,582,895 km (0.107 R)
• M5: 2,490,057 km (0.093 R)
• M6: 3,067,953 km (0.06 R)
• M7: 3,501,637 km (0.101 R)
• M8: 4,130,846 km (0.029 R)
• M9: 4,966,051 km (0.079 R)
• M10: 6,320,510 km (0.095 R)
• M11: 8,123,164 km (0.106 R)
• M12: 9,261,455 km (0.117 R)
• M13: 9,993,736 km (0.098 R)
• M14: 10,915,409 km (0.106 R)
• M15: 12,632,044 km (0.11 R)
• M16: 13,931,900 km (0.101 R)
• M17: 14,522,064 km (0.064 R)
• M18: 15,034,287 km (0.053 R)
• M19: 16,194,119 km (0.052 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 434.8

Radius: 9.7

Gravity: 4.62 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 2.09 AU - 2.25 AU

Year: 2206 Days

Day: 9 Hours

Environment

Temp: -211 °C

Axial Tilt: 41.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 31,993,095 km

• M1: 120,576 km (0.114 R)
• M2: 691,741 km (0.079 R)
• M3: 1,274,125 km (0.065 R)
• M4: 2,242,921 km (0.062 R)
• M5: 2,854,926 km (0.088 R)
• M6: 3,781,086 km (0.111 R)
• M7: 4,256,359 km (0.062 R)
• M8: 4,648,754 km (0.066 R)
• M9: 5,238,618 km (0.119 R)
• M10: 7,066,255 km (0.1 R)
• M11: 7,703,094 km (0.087 R)
• M12: 12,045,321 km (0.087 R)
• M13: 12,513,862 km (0.087 R)
• M14: 14,598,658 km (0.098 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 287.2

Radius: 11.2

Gravity: 2.29 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 2.6 AU - 3.3 AU

Year: 3497 Days

Day: 6 Hours

Environment

Temp: -203 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 31,993,095 km

• M1: 143,315 km (0.108 R)
• M2: 539,749 km (0.07 R)
• M3: 1,270,086 km (0.11 R)
• M4: 1,781,860 km (0.113 R)
• M5: 4,209,385 km (0.049 R)
• M6: 4,749,433 km (0.038 R)
• M7: 5,196,132 km (0.106 R)
• M8: 5,868,425 km (0.046 R)
• M9: 6,570,787 km (0.099 R)
• M10: 8,556,549 km (0.119 R)
• M11: 9,152,099 km (0.032 R)
• M12: 10,242,368 km (0.086 R)
• M13: 11,495,998 km (0.113 R)
• M14: 11,895,275 km (0.111 R)
• M15: 14,169,013 km (0.107 R)
• M16: 14,535,827 km (0.084 R)
• M17: 15,723,035 km (0.114 R)
• M18: 16,116,328 km (0.076 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 248.7

Radius: 6.4

Gravity: 6.07 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 7.23 AU - 8.83 AU

Year: 15707 Days

Day: 23.5 Hours

Environment

Temp: -242 °C

Axial Tilt: 25.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 31,993,095 km

• M1: 84,972 km (0.05 R)
• M2: 476,918 km (0.096 R)
• M3: 844,480 km (0.108 R)
• M4: 1,813,725 km (0.088 R)
• M5: 3,721,397 km (0.096 R)
• M6: 4,310,812 km (0.094 R)
• M7: 4,598,489 km (0.084 R)
• M8: 4,929,848 km (0.099 R)
• M9: 5,180,574 km (0.07 R)
• M10: 5,606,479 km (0.065 R)
• M11: 7,711,920 km (0.073 R)
• M12: 9,172,593 km (0.046 R)
• M13: 9,552,722 km (0.063 R)
• M14: 10,192,851 km (0.074 R)
• M15: 10,497,731 km (0.113 R)
• M16: 13,522,002 km (0.086 R)
• M17: 13,890,312 km (0.094 R)
• M18: 15,765,222 km (0.114 R)
• M19: 16,798,345 km (0.087 R)
• M20: 19,930,326 km (0.114 R)
• M21: 20,810,709 km (0.03 R)
• M22: 21,466,995 km (0.037 R)
• M23: 22,137,044 km (0.057 R)
• M24: 22,648,669 km (0.083 R)
• M25: 29,622,772 km (0.081 R)
• M26: 30,979,774 km (0.103 R)
• M27: 36,585,356 km (0.034 R)
• M28: 39,625,933 km (0.085 R)
• M29: 40,760,633 km (0.094 R)
• M30: 44,834,631 km (0.052 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 52.3

Radius: 8

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 7.84 AU - 10.86 AU

Year: 19735 Days

Day: 22.1 Hours

Environment

Temp: -236 °C

Axial Tilt: 16.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 31,993,095 km

• M1: 134,339 km (0.069 R)
• M2: 386,561 km (0.089 R)
• M3: 1,096,403 km (0.038 R)
• M4: 1,455,288 km (0.075 R)
• M5: 2,171,413 km (0.102 R)
• M6: 2,928,977 km (0.104 R)
• M7: 3,967,784 km (0.1 R)
• M8: 4,481,354 km (0.085 R)
• M9: 5,149,608 km (0.072 R)
• M10: 5,434,741 km (0.1 R)
• M11: 6,162,834 km (0.057 R)
• M12: 8,657,678 km (0.102 R)
• M13: 10,485,913 km (0.099 R)
• M14: 11,085,950 km (0.112 R)
• M15: 17,049,071 km (0.064 R)
• M16: 17,878,292 km (0.099 R)
• M17: 20,314,942 km (0.116 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: 471 - 17,043 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit