🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.28 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 605.3

Radius: 14

Gravity: 3.09 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 2.17 AU - 2.95 AU

Year: 2731 Days

Day: 6.3 Hours

Environment

Temp: -209 °C

Axial Tilt: 2.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 41,390,233 km

• M1: 175,179 km (0.083 R)
• M2: 623,075 km (0.109 R)
• M3: 1,114,953 km (0.075 R)
• M4: 2,054,128 km (0.075 R)
• M5: 2,674,960 km (0.119 R)
• M6: 3,384,203 km (0.063 R)
• M7: 4,637,684 km (0.092 R)
• M8: 5,204,510 km (0.095 R)
• M9: 6,342,052 km (0.079 R)
• M10: 7,578,030 km (0.06 R)
• M11: 8,076,939 km (0.075 R)
• M12: 9,141,178 km (0.116 R)
• M13: 12,042,180 km (0.108 R)
• M14: 12,636,981 km (0.119 R)
• M15: 13,747,745 km (0.102 R)
• M16: 14,210,003 km (0.098 R)
• M17: 15,165,484 km (0.103 R)
• M18: 15,609,341 km (0.089 R)
• M19: 17,633,699 km (0.077 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 729

Radius: 12.4

Gravity: 4.74 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 3.43 AU - 4.53 AU

Year: 5295 Days

Day: 14.5 Hours

Environment

Temp: -221 °C

Axial Tilt: 0.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 41,390,233 km

• M1: 165,605 km (0.061 R)
• M2: 634,594 km (0.053 R)
• M3: 1,198,728 km (0.1 R)
• M4: 1,917,097 km (0.11 R)
• M5: 2,335,073 km (0.071 R)
• M6: 3,256,746 km (0.047 R)
• M7: 3,813,250 km (0.06 R)
• M8: 4,457,568 km (0.088 R)
• M9: 5,145,568 km (0.11 R)
• M10: 6,341,304 km (0.081 R)
• M11: 7,568,605 km (0.077 R)
• M12: 8,787,229 km (0.098 R)
• M13: 12,707,741 km (0.117 R)
• M14: 13,334,406 km (0.047 R)
• M15: 13,763,602 km (0.057 R)
• M16: 14,649,671 km (0.098 R)
• M17: 15,632,379 km (0.116 R)
• M18: 18,578,410 km (0.107 R)
• M19: 19,798,680 km (0.107 R)
• M20: 20,499,396 km (0.092 R)
• M21: 21,216,568 km (0.099 R)
• M22: 24,652,682 km (0.038 R)
• M23: 26,042,147 km (0.106 R)
• M24: 29,426,200 km (0.104 R)
• M25: 30,154,892 km (0.076 R)
• M26: 30,802,351 km (0.118 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 257.2

Radius: 10.3

Gravity: 2.42 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 3.79 AU - 4.91 AU

Year: 6050 Days

Day: 12.4 Hours

Environment

Temp: -230 °C

Axial Tilt: 6.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 41,390,233 km

• M1: 128,505 km (0.114 R)
• M2: 740,809 km (0.116 R)
• M3: 1,078,301 km (0.081 R)
• M4: 1,436,140 km (0.058 R)
• M5: 1,774,979 km (0.091 R)
• M6: 2,195,798 km (0.08 R)
• M7: 2,666,732 km (0.045 R)
• M8: 3,130,934 km (0.11 R)
• M9: 3,960,155 km (0.103 R)
• M10: 4,496,164 km (0.117 R)
• M11: 5,080,044 km (0.109 R)
• M12: 5,936,343 km (0.115 R)
• M13: 6,281,315 km (0.064 R)
• M14: 6,792,940 km (0.08 R)
• M15: 9,236,771 km (0.095 R)
• M16: 10,019,317 km (0.101 R)
• M17: 11,986,529 km (0.065 R)
• M18: 12,869,755 km (0.099 R)
• M19: 14,557,818 km (0.077 R)
• M20: 18,067,533 km (0.081 R)
• M21: 19,604,352 km (0.101 R)
• M22: 20,372,238 km (0.046 R)
• M23: 21,293,312 km (0.043 R)
• M24: 22,379,692 km (0.064 R)
• M25: 22,936,495 km (0.075 R)
• M26: 23,289,247 km (0.102 R)
• M27: 24,223,186 km (0.117 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 299.6

Radius: 3.2

Gravity: 29.26 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 5.57 AU - 6.77 AU

Year: 10220 Days

Day: 15.1 Hours

Environment

Temp: -228 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 41,390,233 km

• M1: 39,793 km (0.054 R)
• M2: 177,124 km (0.091 R)
• M3: 362,176 km (0.088 R)
• M4: 476,918 km (0.118 R)
• M5: 688,001 km (0.091 R)
• M6: 840,740 km (0.026 R)
• M7: 1,248,245 km (0.057 R)
• M8: 1,580,651 km (0.08 R)
• M9: 1,717,683 km (0.09 R)
• M10: 2,694,557 km (0.078 R)
• M11: 3,054,340 km (0.052 R)
• M12: 3,723,641 km (0.092 R)
• M13: 4,760,952 km (0.096 R)
• M14: 7,652,081 km (0.108 R)
• M15: 9,086,275 km (0.086 R)
• M16: 9,481,962 km (0.058 R)
• M17: 10,120,446 km (0.12 R)
• M18: 10,260,918 km (0.12 R)
• M19: 11,635,124 km (0.038 R)
• M20: 11,737,599 km (0.057 R)
• M21: 12,526,578 km (0.103 R)
• M22: 12,634,438 km (0.098 R)
• M23: 13,462,761 km (0.1 R)
• M24: 13,919,035 km (0.083 R)
• M25: 14,150,911 km (0.062 R)
• M26: 18,920,690 km (0.067 R)
• M27: 19,710,267 km (0.059 R)
• M28: 23,088,786 km (0.076 R)
• M29: 27,464,224 km (0.038 R)
• M30: 33,075,640 km (0.12 R)
• M31: 34,219,466 km (0.112 R)

Planet 5 - Ice Giant

Semi-Major Axis: 7.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 657.8

Radius: 7.1

Gravity: 13.05 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 6.01 AU - 8.49 AU

Year: 13018 Days

Day: 20.3 Hours

Environment

Temp: -233 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 41,390,233 km

• M1: 88,263 km (0.05 R)
• M2: 355,145 km (0.105 R)
• M3: 999,912 km (0.115 R)
• M4: 1,233,584 km (0.052 R)
• M5: 2,606,743 km (0.031 R)
• M6: 3,177,160 km (0.104 R)
• M7: 3,967,934 km (0.074 R)
• M8: 4,229,132 km (0.099 R)
• M9: 5,321,196 km (0.117 R)
• M10: 6,236,286 km (0.07 R)
• M11: 7,040,674 km (0.062 R)
• M12: 7,511,608 km (0.115 R)
• M13: 7,912,381 km (0.094 R)
• M14: 8,280,541 km (0.032 R)
• M15: 9,250,983 km (0.093 R)
• M16: 12,186,691 km (0.097 R)
• M17: 15,547,408 km (0.068 R)
• M18: 20,750,870 km (0.081 R)
• M19: 22,257,919 km (0.096 R)
• M20: 31,239,476 km (0.099 R)
• M21: 35,395,754 km (0.076 R)
• M22: 37,541,436 km (0.028 R)
• M23: 38,058,596 km (0.113 R)
• M24: 42,648,109 km (0.041 R)
• M25: 43,352,715 km (0.104 R)
• M26: 50,989,088 km (0.108 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 90.5

Radius: 3.9

Gravity: 5.95 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 9.53 AU - 11.09 AU

Year: 22076 Days

Day: 21.8 Hours

Environment

Temp: -242 °C

Axial Tilt: 41.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 41,390,233 km

• M1: 169,345 km (0.09 R)
• M2: 494,720 km (0.106 R)
• M3: 2,228,559 km (0.064 R)
• M4: 2,774,592 km (0.114 R)
• M5: 3,475,009 km (0.106 R)
• M6: 6,064,997 km (0.107 R)
• M7: 6,814,781 km (0.086 R)
• M8: 9,478,521 km (0.044 R)
• M9: 14,228,702 km (0.07 R)
• M10: 16,330,253 km (0.083 R)
• M11: 21,057,097 km (0.078 R)
• M12: 29,193,127 km (0.03 R)
• M13: 30,387,965 km (0.116 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 510 - 12,485 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit