🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 697.8

Radius: 10.7

Gravity: 6.09 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 0.52 AU - 0.6 AU

Year: 284 Days

Day: 13.1 Hours

Environment

Temp: -150 °C

Axial Tilt: 163.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 64,675,674 km

• M1: 133,142 km (0.086 R)
• M2: 499,358 km (0.105 R)
• M3: 882,328 km (0.081 R)
• M4: 1,341,145 km (0.034 R)
• M5: 1,686,566 km (0.073 R)
• M6: 2,241,574 km (0.099 R)
• M7: 2,876,617 km (0.09 R)
• M8: 3,428,634 km (0.091 R)
• M9: 3,811,455 km (0.103 R)
• M10: 4,478,811 km (0.076 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 801.1

Radius: 11.5

Gravity: 6.06 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 1.25 AU - 1.31 AU

Year: 982 Days

Day: 12.9 Hours

Environment

Temp: -183 °C

Axial Tilt: 7.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 64,675,674 km

• M1: 143,165 km (0.093 R)
• M2: 513,869 km (0.083 R)
• M3: 1,135,597 km (0.077 R)
• M4: 1,525,449 km (0.103 R)
• M5: 2,025,854 km (0.053 R)
• M6: 2,434,257 km (0.095 R)
• M7: 3,056,135 km (0.103 R)
• M8: 3,734,860 km (0.11 R)
• M9: 5,080,792 km (0.12 R)
• M10: 5,533,476 km (0.097 R)
• M11: 5,949,059 km (0.049 R)
• M12: 6,726,668 km (0.045 R)
• M13: 7,876,029 km (0.113 R)
• M14: 9,854,311 km (0.041 R)
• M15: 10,718,837 km (0.098 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 153

Radius: 9.7

Gravity: 1.63 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 1.54 AU - 2 AU

Year: 1597 Days

Day: 6 Hours

Environment

Temp: -205 °C

Axial Tilt: 9.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 64,675,674 km

• M1: 120,576 km (0.109 R)
• M2: 446,550 km (0.104 R)
• M3: 787,034 km (0.094 R)
• M4: 1,144,424 km (0.073 R)
• M5: 1,571,376 km (0.096 R)
• M6: 2,343,600 km (0.115 R)
• M7: 3,554,894 km (0.103 R)
• M8: 4,187,992 km (0.103 R)
• M9: 4,639,628 km (0.049 R)
• M10: 5,087,674 km (0.109 R)
• M11: 6,070,981 km (0.112 R)
• M12: 7,176,060 km (0.092 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 409.1

Radius: 12.3

Gravity: 2.7 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 2.67 AU - 2.85 AU

Year: 3110 Days

Day: 6.4 Hours

Environment

Temp: -218 °C

Axial Tilt: 26.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 64,675,674 km

• M1: 154,385 km (0.065 R)
• M2: 639,232 km (0.118 R)
• M3: 1,827,488 km (0.099 R)
• M4: 3,345,607 km (0.086 R)
• M5: 3,756,851 km (0.113 R)
• M6: 4,992,679 km (0.107 R)
• M7: 5,729,449 km (0.11 R)
• M8: 7,509,065 km (0.057 R)
• M9: 10,064,047 km (0.116 R)
• M10: 11,005,616 km (0.079 R)
• M11: 11,598,173 km (0.081 R)
• M12: 16,107,951 km (0.099 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 970

Radius: 14.8

Gravity: 4.43 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 3.76 AU - 4.72 AU

Year: 5922 Days

Day: 11.9 Hours

Environment

Temp: -216 °C

Axial Tilt: 14.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 64,675,674 km

• M1: 186,249 km (0.087 R)
• M2: 661,821 km (0.107 R)
• M3: 1,342,342 km (0.111 R)
• M4: 1,874,013 km (0.045 R)
• M5: 2,565,454 km (0.07 R)
• M6: 3,083,661 km (0.068 R)
• M7: 3,884,758 km (0.085 R)
• M8: 4,682,563 km (0.045 R)
• M9: 7,707,432 km (0.063 R)
• M10: 8,927,403 km (0.052 R)
• M11: 9,494,678 km (0.03 R)
• M12: 10,366,983 km (0.088 R)
• M13: 10,847,192 km (0.111 R)
• M14: 11,646,643 km (0.064 R)
• M15: 13,195,579 km (0.083 R)
• M16: 15,182,239 km (0.099 R)
• M17: 16,634,685 km (0.114 R)
• M18: 23,958,997 km (0.116 R)
• M19: 26,722,817 km (0.093 R)
• M20: 28,554,643 km (0.083 R)
• M21: 35,517,975 km (0.047 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 709.1

Radius: 3.6

Gravity: 54.71 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 8 AU - 8.04 AU

Year: 15405 Days

Day: 23.5 Hours

Environment

Temp: -239 °C

Axial Tilt: 23.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 64,675,674 km

• M1: 48,619 km (0.116 R)
• M2: 245,939 km (0.06 R)
• M3: 362,326 km (0.067 R)
• M4: 841,488 km (0.094 R)
• M5: 960,718 km (0.107 R)
• M6: 1,478,775 km (0.1 R)
• M7: 2,367,386 km (0.117 R)
• M8: 2,518,331 km (0.109 R)
• M9: 2,745,121 km (0.114 R)
• M10: 3,733,065 km (0.108 R)
• M11: 4,833,208 km (0.079 R)
• M12: 5,183,417 km (0.095 R)
• M13: 5,934,248 km (0.117 R)
• M14: 6,712,157 km (0.064 R)
• M15: 9,666,865 km (0.086 R)
• M16: 9,941,676 km (0.082 R)
• M17: 13,386,167 km (0.1 R)
• M18: 13,590,368 km (0.045 R)
• M19: 15,975,706 km (0.048 R)
• M20: 17,876,048 km (0.053 R)
• M21: 19,051,438 km (0.031 R)
• M22: 20,456,611 km (0.072 R)
• M23: 21,648,009 km (0.111 R)
• M24: 21,929,402 km (0.067 R)
• M25: 22,403,777 km (0.108 R)
• M26: 27,093,371 km (0.054 R)
• M27: 28,304,366 km (0.087 R)
• M28: 31,789,398 km (0.095 R)
• M29: 32,031,447 km (0.099 R)
• M30: 32,641,956 km (0.12 R)
• M31: 38,626,021 km (0.093 R)
• M32: 43,046,189 km (0.12 R)
• M33: 44,239,232 km (0.066 R)
• M34: 48,268,651 km (0.117 R)
• M35: 49,881,316 km (0.063 R)
• M36: 58,486,036 km (0.113 R)
• M37: 61,435,208 km (0.104 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: 188 - 11,976 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit