🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 406.1

Radius: 8.9

Gravity: 5.13 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 0.58 AU - 0.6 AU

Year: 307 Days

Day: 6.2 Hours

Environment

Temp: -151 °C

Axial Tilt: 13.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 45,632,370 km

• M1: 110,702 km (0.116 R)
• M2: 393,143 km (0.079 R)
• M3: 792,420 km (0.115 R)
• M4: 1,094,009 km (0.052 R)
• M5: 1,422,377 km (0.102 R)
• M6: 1,961,378 km (0.096 R)
• M7: 2,354,670 km (0.037 R)
• M8: 2,901,152 km (0.056 R)
• M9: 3,239,841 km (0.111 R)
• M10: 3,594,238 km (0.099 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 774.5

Radius: 13.4

Gravity: 4.31 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 1.18 AU - 1.36 AU

Year: 971 Days

Day: 13.3 Hours

Environment

Temp: -180 °C

Axial Tilt: 16.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 45,632,370 km

• M1: 166,652 km (0.092 R)
• M2: 688,150 km (0.088 R)
• M3: 1,336,358 km (0.095 R)
• M4: 2,652,669 km (0.117 R)
• M5: 3,233,109 km (0.117 R)
• M6: 3,742,490 km (0.074 R)
• M7: 4,598,788 km (0.025 R)
• M8: 5,561,600 km (0.096 R)
• M9: 6,541,616 km (0.089 R)
• M10: 7,144,794 km (0.088 R)
• M11: 9,293,469 km (0.034 R)
• M12: 10,208,559 km (0.035 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 452.8

Radius: 14.4

Gravity: 2.18 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 1.21 AU - 1.71 AU

Year: 1197 Days

Day: 6 Hours

Environment

Temp: -188 °C

Axial Tilt: 49.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 45,632,370 km

• M1: 179,069 km (0.119 R)
• M2: 647,609 km (0.107 R)
• M3: 1,461,721 km (0.05 R)
• M4: 2,657,606 km (0.089 R)
• M5: 3,324,513 km (0.1 R)
• M6: 4,779,353 km (0.099 R)
• M7: 5,531,082 km (0.119 R)
• M8: 6,715,000 km (0.115 R)
• M9: 8,164,453 km (0.061 R)
• M10: 9,297,208 km (0.114 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 848

Radius: 13.8

Gravity: 4.45 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 1.36 AU - 1.88 AU

Year: 1399 Days

Day: 5.6 Hours

Environment

Temp: -204 °C

Axial Tilt: 3.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 45,632,370 km

• M1: 179,517 km (0.097 R)
• M2: 646,113 km (0.066 R)
• M3: 1,245,402 km (0.103 R)
• M4: 1,686,267 km (0.08 R)
• M5: 2,413,014 km (0.033 R)
• M6: 3,204,386 km (0.065 R)
• M7: 3,645,251 km (0.095 R)
• M8: 4,828,870 km (0.057 R)
• M9: 5,521,209 km (0.105 R)
• M10: 5,972,396 km (0.053 R)
• M11: 6,571,236 km (0.114 R)
• M12: 7,476,752 km (0.115 R)
• M13: 7,945,891 km (0.115 R)
• M14: 8,913,041 km (0.052 R)
• M15: 9,761,411 km (0.092 R)
• M16: 11,258,736 km (0.119 R)
• M17: 12,212,721 km (0.101 R)
• M18: 12,943,507 km (0.103 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 57.8

Radius: 8.4

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 2.5 AU - 2.86 AU

Year: 2976 Days

Day: 13.1 Hours

Environment

Temp: -210 °C

Axial Tilt: 3.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 45,632,370 km

• M1: 105,915 km (0.112 R)
• M2: 425,456 km (0.098 R)
• M3: 831,016 km (0.065 R)
• M4: 2,366,788 km (0.112 R)
• M5: 2,854,178 km (0.085 R)
• M6: 3,323,915 km (0.097 R)
• M7: 4,866,568 km (0.051 R)
• M8: 5,402,877 km (0.114 R)
• M9: 8,175,224 km (0.111 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 811.4

Radius: 8.1

Gravity: 12.37 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 4.12 AU - 6.7 AU

Year: 8535 Days

Day: 13.5 Hours

Environment

Temp: -232 °C

Axial Tilt: 7.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 45,632,370 km

• M1: 100,679 km (0.117 R)
• M2: 1,037,312 km (0.073 R)
• M3: 1,354,908 km (0.09 R)
• M4: 2,540,471 km (0.072 R)
• M5: 2,843,407 km (0.115 R)
• M6: 3,331,545 km (0.111 R)
• M7: 3,720,798 km (0.077 R)
• M8: 5,104,728 km (0.105 R)
• M9: 5,656,744 km (0.108 R)
• M10: 5,999,623 km (0.032 R)
• M11: 6,465,919 km (0.081 R)
• M12: 7,191,020 km (0.107 R)
• M13: 8,182,854 km (0.08 R)
• M14: 12,720,606 km (0.105 R)
• M15: 14,166,170 km (0.085 R)
• M16: 15,385,842 km (0.088 R)
• M17: 15,651,228 km (0.092 R)
• M18: 15,919,757 km (0.107 R)
• M19: 16,259,643 km (0.076 R)
• M20: 17,813,366 km (0.037 R)
• M21: 21,791,024 km (0.107 R)
• M22: 24,387,894 km (0.025 R)
• M23: 24,658,367 km (0.104 R)
• M24: 26,703,818 km (0.098 R)
• M25: 27,572,234 km (0.049 R)
• M26: 27,865,895 km (0.098 R)
• M27: 28,559,281 km (0.081 R)
• M28: 30,290,726 km (0.103 R)
• M29: 31,554,380 km (0.104 R)
• M30: 32,090,987 km (0.052 R)
• M31: 40,132,920 km (0.091 R)
• M32: 40,510,206 km (0.104 R)
• M33: 43,614,062 km (0.088 R)
• M34: 44,146,332 km (0.036 R)
• M35: 45,088,200 km (0.098 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 242 - 16,317 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit