🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.49 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 725.5

Radius: 8.6

Gravity: 9.81 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 0.78 AU - 1.18 AU

Year: 626 Days

Day: 11 Hours

Environment

Temp: -156 °C

Axial Tilt: 21.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 24,615,179 km

• M1: 106,962 km (0.087 R)
• M2: 387,608 km (0.117 R)
• M3: 719,566 km (0.11 R)
• M4: 1,290,282 km (0.099 R)
• M5: 1,612,815 km (0.049 R)
• M6: 2,089,733 km (0.097 R)
• M7: 2,570,989 km (0.076 R)
• M8: 3,014,995 km (0.043 R)
• M9: 3,535,895 km (0.08 R)
• M10: 3,896,576 km (0.075 R)
• M11: 4,467,890 km (0.074 R)
• M12: 5,303,394 km (0.088 R)
• M13: 5,721,221 km (0.078 R)
• M14: 6,439,141 km (0.106 R)
• M15: 7,303,368 km (0.079 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 239.5

Radius: 11.2

Gravity: 1.91 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 1.15 AU - 1.43 AU

Year: 946 Days

Day: 8.8 Hours

Environment

Temp: -167 °C

Axial Tilt: 2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 24,615,179 km

• M1: 139,276 km (0.098 R)
• M2: 630,405 km (0.08 R)
• M3: 1,139,337 km (0.083 R)
• M4: 1,507,947 km (0.117 R)
• M5: 2,105,889 km (0.082 R)
• M6: 2,557,376 km (0.071 R)
• M7: 3,412,776 km (0.042 R)
• M8: 4,449,340 km (0.11 R)
• M9: 5,016,316 km (0.082 R)
• M10: 5,956,688 km (0.096 R)
• M11: 6,314,377 km (0.097 R)
• M12: 6,990,260 km (0.115 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 652.7

Radius: 13.7

Gravity: 3.48 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 1.27 AU - 1.45 AU

Year: 1024 Days

Day: 11.3 Hours

Environment

Temp: -167 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 24,615,179 km

• M1: 170,392 km (0.108 R)
• M2: 672,293 km (0.076 R)
• M3: 1,114,205 km (0.082 R)
• M4: 1,581,698 km (0.081 R)
• M5: 2,040,964 km (0.061 R)
• M6: 3,265,422 km (0.086 R)
• M7: 4,522,942 km (0.063 R)
• M8: 5,157,686 km (0.072 R)
• M9: 7,449,824 km (0.101 R)
• M10: 8,258,850 km (0.115 R)
• M11: 8,903,467 km (0.108 R)
• M12: 9,639,638 km (0.118 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 637.3

Radius: 11.1

Gravity: 5.17 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 1.13 AU - 1.81 AU

Year: 1151 Days

Day: 11.1 Hours

Environment

Temp: -170 °C

Axial Tilt: 13 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 24,615,179 km

• M1: 138,079 km (0.099 R)
• M2: 556,504 km (0.116 R)
• M3: 925,113 km (0.103 R)
• M4: 1,294,919 km (0.111 R)
• M5: 1,701,975 km (0.109 R)
• M6: 2,130,872 km (0.097 R)
• M7: 2,511,299 km (0.101 R)
• M8: 3,140,508 km (0.089 R)
• M9: 4,134,287 km (0.093 R)
• M10: 5,148,710 km (0.084 R)
• M11: 5,610,668 km (0.091 R)
• M12: 6,594,873 km (0.089 R)
• M13: 7,067,602 km (0.083 R)
• M14: 7,487,224 km (0.098 R)
• M15: 8,268,424 km (0.073 R)
• M16: 9,017,311 km (0.076 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 819.1

Radius: 9.7

Gravity: 8.71 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 3.1 AU - 3.24 AU

Year: 3644 Days

Day: 5.9 Hours

Environment

Temp: -212 °C

Axial Tilt: 46.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 24,615,179 km

• M1: 120,725 km (0.07 R)
• M2: 430,842 km (0.065 R)
• M3: 890,257 km (0.066 R)
• M4: 1,296,116 km (0.12 R)
• M5: 1,927,419 km (0.114 R)
• M6: 2,306,500 km (0.106 R)
• M7: 2,854,776 km (0.117 R)
• M8: 3,732,467 km (0.111 R)
• M9: 4,121,421 km (0.111 R)
• M10: 4,466,244 km (0.094 R)
• M11: 5,898,794 km (0.106 R)
• M12: 6,307,944 km (0.117 R)
• M13: 6,642,594 km (0.106 R)
• M14: 7,514,750 km (0.106 R)
• M15: 8,066,467 km (0.116 R)
• M16: 8,534,409 km (0.102 R)
• M17: 9,058,600 km (0.095 R)
• M18: 13,004,543 km (0.1 R)
• M19: 14,004,156 km (0.109 R)
• M20: 14,946,922 km (0.095 R)
• M21: 16,496,606 km (0.1 R)
• M22: 16,842,177 km (0.106 R)
• M23: 18,089,823 km (0.049 R)
• M24: 19,081,059 km (0.057 R)
• M25: 19,525,963 km (0.065 R)
• M26: 21,374,993 km (0.094 R)
• M27: 23,627,787 km (0.111 R)
• M28: 24,067,156 km (0.116 R)
• M29: 24,661,508 km (0.033 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 45.9

Radius: 14.3

Gravity: 0.22 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 2.7 AU - 3.72 AU

Year: 3713 Days

Day: 9.2 Hours

Environment

Temp: -204 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 24,615,179 km

• M1: 177,872 km (0.091 R)
• M2: 947,104 km (0.094 R)
• M3: 1,913,058 km (0.119 R)
• M4: 2,521,173 km (0.09 R)
• M5: 3,339,772 km (0.033 R)
• M6: 5,332,117 km (0.084 R)
• M7: 6,013,086 km (0.092 R)
• M8: 7,308,903 km (0.098 R)
• M9: 8,410,542 km (0.084 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 215.7

Radius: 8.2

Gravity: 3.21 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 3.91 AU - 5.47 AU

Year: 6558 Days

Day: 14.8 Hours

Environment

Temp: -225 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 24,615,179 km

• M1: 103,372 km (0.071 R)
• M2: 706,102 km (0.034 R)
• M3: 1,126,173 km (0.112 R)
• M4: 1,511,836 km (0.096 R)
• M5: 1,997,132 km (0.048 R)
• M6: 2,306,051 km (0.028 R)
• M7: 2,679,597 km (0.086 R)
• M8: 3,093,235 km (0.088 R)
• M9: 3,568,657 km (0.042 R)
• M10: 4,224,943 km (0.109 R)
• M11: 4,737,914 km (0.095 R)
• M12: 5,831,774 km (0.079 R)
• M13: 6,289,992 km (0.114 R)
• M14: 6,802,963 km (0.04 R)
• M15: 8,402,314 km (0.088 R)
• M16: 9,137,588 km (0.082 R)
• M17: 9,598,947 km (0.039 R)
• M18: 10,526,454 km (0.113 R)
• M19: 11,645,446 km (0.098 R)
• M20: 14,683,031 km (0.097 R)
• M21: 16,132,934 km (0.096 R)
• M22: 17,151,097 km (0.099 R)
• M23: 18,574,371 km (0.115 R)
• M24: 21,318,744 km (0.11 R)
• M25: 24,249,366 km (0.072 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 407 - 17,760 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit