🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 936.9

Radius: 9.8

Gravity: 9.76 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 0.53 AU - 0.63 AU

Year: 305 Days

Day: 9.7 Hours

Environment

Temp: -148 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 67,838,319 km

• M1: 121,922 km (0.119 R)
• M2: 466,297 km (0.086 R)
• M3: 902,823 km (0.089 R)
• M4: 1,261,559 km (0.067 R)
• M5: 1,952,252 km (0.075 R)
• M6: 2,436,949 km (0.052 R)
• M7: 3,313,593 km (0.066 R)
• M8: 3,696,713 km (0.099 R)
• M9: 4,266,830 km (0.066 R)
• M10: 4,594,300 km (0.091 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 789

Radius: 10.3

Gravity: 7.44 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 0.73 AU - 0.73 AU

Year: 431 Days

Day: 13.4 Hours

Environment

Temp: -153 °C

Axial Tilt: 30 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 67,838,319 km

• M1: 128,056 km (0.049 R)
• M2: 462,407 km (0.108 R)
• M3: 1,058,854 km (0.064 R)
• M4: 1,388,418 km (0.102 R)
• M5: 1,889,421 km (0.075 R)
• M6: 2,479,286 km (0.118 R)
• M7: 2,865,846 km (0.12 R)
• M8: 3,210,969 km (0.095 R)
• M9: 3,723,192 km (0.107 R)
• M10: 4,149,396 km (0.119 R)
• M11: 4,593,103 km (0.076 R)
• M12: 4,927,155 km (0.085 R)
• M13: 5,904,030 km (0.101 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 917.3

Radius: 9.4

Gravity: 10.38 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 0.81 AU - 1.15 AU

Year: 670 Days

Day: 5.3 Hours

Environment

Temp: -175 °C

Axial Tilt: 18.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 67,838,319 km

• M1: 116,836 km (0.04 R)
• M2: 409,300 km (0.088 R)
• M3: 805,136 km (0.06 R)
• M4: 1,554,771 km (0.101 R)
• M5: 2,370,229 km (0.082 R)
• M6: 2,737,043 km (0.047 R)
• M7: 3,039,978 km (0.081 R)
• M8: 4,600,883 km (0.097 R)
• M9: 5,432,946 km (0.086 R)
• M10: 5,757,573 km (0.08 R)
• M11: 6,551,639 km (0.113 R)
• M12: 6,941,940 km (0.09 R)
• M13: 7,533,150 km (0.087 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 396.6

Radius: 14.7

Gravity: 1.84 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 1.4 AU - 1.9 AU

Year: 1463 Days

Day: 14.1 Hours

Environment

Temp: -204 °C

Axial Tilt: 15.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 67,838,319 km

• M1: 182,809 km (0.088 R)
• M2: 860,337 km (0.117 R)
• M3: 1,351,916 km (0.075 R)
• M4: 2,007,753 km (0.093 R)
• M5: 2,732,854 km (0.094 R)
• M6: 3,390,935 km (0.102 R)
• M7: 3,860,971 km (0.039 R)
• M8: 4,496,912 km (0.086 R)
• M9: 5,124,475 km (0.095 R)
• M10: 5,705,812 km (0.107 R)
• M11: 6,858,763 km (0.058 R)
• M12: 8,242,095 km (0.033 R)
• M13: 9,071,465 km (0.111 R)
• M14: 10,170,262 km (0.037 R)
• M15: 10,736,041 km (0.088 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 82.3

Radius: 5.5

Gravity: 2.72 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 5.37 AU - 7.67 AU

Year: 11492 Days

Day: 24.7 Hours

Environment

Temp: -237 °C

Axial Tilt: 3.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 67,838,319 km

• M1: 71,807 km (0.082 R)
• M2: 245,939 km (0.108 R)
• M3: 533,915 km (0.101 R)
• M4: 824,583 km (0.079 R)
• M5: 1,839,156 km (0.06 R)
• M6: 2,442,484 km (0.025 R)
• M7: 2,670,621 km (0.03 R)
• M8: 2,877,216 km (0.107 R)
• M9: 3,226,527 km (0.093 R)
• M10: 4,421,515 km (0.115 R)
• M11: 5,356,801 km (0.104 R)
• M12: 6,029,991 km (0.076 R)
• M13: 6,447,818 km (0.071 R)
• M14: 7,441,596 km (0.084 R)
• M15: 8,794,260 km (0.084 R)
• M16: 9,060,096 km (0.055 R)
• M17: 9,528,487 km (0.085 R)
• M18: 11,976,207 km (0.067 R)
• M19: 13,121,678 km (0.09 R)
• M20: 13,873,557 km (0.086 R)
• M21: 14,182,177 km (0.034 R)
• M22: 14,600,902 km (0.078 R)
• M23: 16,702,901 km (0.113 R)
• M24: 17,287,979 km (0.111 R)
• M25: 17,947,107 km (0.114 R)
• M26: 21,427,651 km (0.07 R)
• M27: 22,188,057 km (0.094 R)
• M28: 25,794,263 km (0.089 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 849

Radius: 3.1

Gravity: 88.35 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 7.16 AU - 8.5 AU

Year: 15124 Days

Day: 22.3 Hours

Environment

Temp: -224 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 67,838,319 km

• M1: 38,746 km (0.108 R)
• M2: 209,138 km (0.099 R)
• M3: 414,536 km (0.076 R)
• M4: 533,616 km (0.044 R)
• M5: 702,960 km (0.103 R)
• M6: 810,820 km (0.077 R)
• M7: 1,189,453 km (0.026 R)
• M8: 2,475,097 km (0.098 R)
• M9: 2,871,382 km (0.115 R)
• M10: 3,097,574 km (0.049 R)
• M11: 4,185,449 km (0.099 R)
• M12: 4,476,118 km (0.11 R)
• M13: 4,849,514 km (0.038 R)
• M14: 5,391,657 km (0.095 R)
• M15: 6,509,602 km (0.103 R)
• M16: 6,988,315 km (0.098 R)
• M17: 7,869,446 km (0.107 R)
• M18: 9,516,818 km (0.081 R)
• M19: 11,135,168 km (0.111 R)
• M20: 13,542,646 km (0.09 R)
• M21: 17,563,089 km (0.083 R)
• M22: 19,091,082 km (0.116 R)
• M23: 21,169,445 km (0.111 R)
• M24: 21,735,374 km (0.085 R)
• M25: 22,505,653 km (0.087 R)
• M26: 35,013,082 km (0.112 R)
• M27: 35,538,919 km (0.067 R)
• M28: 37,421,159 km (0.096 R)
• M29: 37,970,932 km (0.086 R)
• M30: 38,386,664 km (0.05 R)
• M31: 43,767,550 km (0.089 R)
• M32: 49,299,978 km (0.114 R)
• M33: 50,126,507 km (0.09 R)
• M34: 54,222,646 km (0.082 R)
• M35: 55,993,286 km (0.087 R)
• M36: 57,437,205 km (0.12 R)
• M37: 64,242,711 km (0.109 R)
• M38: 65,030,344 km (0.095 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: 207 - 18,337 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit