🌌 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: 730.2

Radius: 9.4

Gravity: 8.26 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 0.44 AU - 0.68 AU

Year: 289 Days

Day: 14.4 Hours

Environment

Temp: -139 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 62,058,973 km

• M1: 116,986 km (0.085 R)
• M2: 467,045 km (0.086 R)
• M3: 782,696 km (0.041 R)
• M4: 1,374,804 km (0.098 R)
• M5: 2,006,556 km (0.056 R)
• M6: 2,489,159 km (0.1 R)
• M7: 3,362,661 km (0.08 R)
• M8: 3,948,337 km (0.116 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 523.6

Radius: 9.4

Gravity: 5.93 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 0.83 AU - 0.93 AU

Year: 570 Days

Day: 8.2 Hours

Environment

Temp: -168 °C

Axial Tilt: 4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 62,058,973 km

• M1: 117,285 km (0.115 R)
• M2: 450,290 km (0.101 R)
• M3: 753,524 km (0.115 R)
• M4: 1,071,121 km (0.065 R)
• M5: 1,459,327 km (0.111 R)
• M6: 1,875,060 km (0.083 R)
• M7: 2,436,501 km (0.061 R)
• M8: 3,037,585 km (0.03 R)
• M9: 3,894,033 km (0.084 R)
• M10: 4,950,942 km (0.075 R)
• M11: 5,393,153 km (0.093 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 72.1

Radius: 11.2

Gravity: 0.57 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 1.97 AU - 2.27 AU

Year: 2131 Days

Day: 13.9 Hours

Environment

Temp: -193 °C

Axial Tilt: 0.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 62,058,973 km

• M1: 154,834 km (0.102 R)
• M2: 739,761 km (0.068 R)
• M3: 1,409,511 km (0.11 R)
• M4: 2,268,353 km (0.093 R)
• M5: 4,858,640 km (0.087 R)
• M6: 7,269,110 km (0.049 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 879.2

Radius: 10

Gravity: 8.79 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 2.07 AU - 2.43 AU

Year: 2330 Days

Day: 9.6 Hours

Environment

Temp: -203 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 62,058,973 km

• M1: 124,615 km (0.12 R)
• M2: 489,035 km (0.114 R)
• M3: 835,055 km (0.057 R)
• M4: 1,525,150 km (0.035 R)
• M5: 2,019,571 km (0.095 R)
• M6: 2,444,130 km (0.096 R)
• M7: 2,911,923 km (0.104 R)
• M8: 3,547,714 km (0.042 R)
• M9: 3,908,693 km (0.107 R)
• M10: 4,357,487 km (0.085 R)
• M11: 4,727,592 km (0.114 R)
• M12: 6,875,219 km (0.095 R)
• M13: 9,640,835 km (0.118 R)
• M14: 11,823,318 km (0.086 R)
• M15: 12,159,913 km (0.032 R)
• M16: 13,754,776 km (0.108 R)
• M17: 16,092,243 km (0.118 R)
• M18: 17,626,369 km (0.082 R)
• M19: 19,429,771 km (0.057 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 233.8

Radius: 11.1

Gravity: 1.9 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 2.27 AU - 2.31 AU

Year: 2392 Days

Day: 5.7 Hours

Environment

Temp: -207 °C

Axial Tilt: 46 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 62,058,973 km

• M1: 138,079 km (0.115 R)
• M2: 507,586 km (0.094 R)
• M3: 1,397,244 km (0.082 R)
• M4: 1,743,862 km (0.088 R)
• M5: 2,527,905 km (0.114 R)
• M6: 3,532,903 km (0.108 R)
• M7: 4,100,478 km (0.112 R)
• M8: 5,525,397 km (0.056 R)
• M9: 6,244,814 km (0.047 R)
• M10: 6,824,505 km (0.09 R)
• M11: 7,204,783 km (0.079 R)
• M12: 7,572,495 km (0.085 R)
• M13: 9,856,705 km (0.088 R)
• M14: 10,744,568 km (0.068 R)
• M15: 12,120,270 km (0.113 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 255

Radius: 11

Gravity: 2.11 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 4.62 AU - 5.42 AU

Year: 7764 Days

Day: 6.4 Hours

Environment

Temp: -225 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 62,058,973 km

• M1: 141,669 km (0.117 R)
• M2: 640,428 km (0.112 R)
• M3: 1,256,173 km (0.055 R)
• M4: 1,992,195 km (0.077 R)
• M5: 2,796,134 km (0.106 R)
• M6: 3,423,697 km (0.093 R)
• M7: 5,310,126 km (0.095 R)
• M8: 5,793,178 km (0.042 R)
• M9: 7,385,647 km (0.102 R)
• M10: 9,052,616 km (0.114 R)
• M11: 11,047,653 km (0.116 R)
• M12: 11,600,866 km (0.101 R)
• M13: 12,318,188 km (0.076 R)
• M14: 14,430,061 km (0.12 R)
• M15: 20,367,900 km (0.098 R)
• M16: 21,270,573 km (0.098 R)
• M17: 21,767,537 km (0.091 R)
• M18: 26,188,304 km (0.103 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 149.6

Radius: 8.4

Gravity: 2.12 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 4.92 AU - 5.94 AU

Year: 8734 Days

Day: 8.1 Hours

Environment

Temp: -224 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 62,058,973 km

• M1: 104,419 km (0.114 R)
• M2: 449,841 km (0.076 R)
• M3: 738,565 km (0.055 R)
• M4: 1,040,004 km (0.071 R)
• M5: 1,888,673 km (0.113 R)
• M6: 2,991,658 km (0.079 R)
• M7: 3,798,290 km (0.082 R)
• M8: 4,218,211 km (0.117 R)
• M9: 4,767,535 km (0.057 R)
• M10: 5,310,126 km (0.12 R)
• M11: 7,023,321 km (0.049 R)
• M12: 8,076,490 km (0.111 R)
• M13: 9,270,580 km (0.046 R)
• M14: 11,865,654 km (0.115 R)
• M15: 12,427,843 km (0.117 R)
• M16: 14,013,880 km (0.092 R)
• M17: 14,802,111 km (0.105 R)
• M18: 17,643,274 km (0.094 R)
• M19: 18,129,317 km (0.036 R)
• M20: 19,641,004 km (0.088 R)
• M21: 21,854,603 km (0.095 R)
• M22: 22,203,914 km (0.115 R)
• M23: 23,565,255 km (0.065 R)
• M24: 24,154,820 km (0.068 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 846.9

Radius: 4.9

Gravity: 35.27 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 4.97 AU - 7.99 AU

Year: 11386 Days

Day: 19.9 Hours

Environment

Temp: -231 °C

Axial Tilt: 95.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 62,058,973 km

• M1: 61,036 km (0.076 R)
• M2: 299,196 km (0.091 R)
• M3: 495,917 km (0.078 R)
• M4: 1,427,612 km (0.094 R)
• M5: 4,769,479 km (0.043 R)
• M6: 5,065,683 km (0.105 R)
• M7: 5,878,598 km (0.062 R)
• M8: 6,533,089 km (0.095 R)
• M9: 8,403,212 km (0.116 R)
• M10: 8,738,161 km (0.084 R)
• M11: 9,848,925 km (0.025 R)
• M12: 10,329,284 km (0.076 R)
• M13: 11,923,997 km (0.086 R)
• M14: 13,222,657 km (0.073 R)
• M15: 14,476,436 km (0.086 R)
• M16: 15,449,421 km (0.105 R)
• M17: 19,034,833 km (0.095 R)
• M18: 20,715,416 km (0.083 R)
• M19: 21,414,636 km (0.11 R)
• M20: 25,245,987 km (0.086 R)
• M21: 29,510,424 km (0.098 R)
• M22: 32,333,037 km (0.066 R)
• M23: 32,566,409 km (0.079 R)
• M24: 32,918,413 km (0.108 R)
• M25: 35,702,130 km (0.077 R)
• M26: 36,076,424 km (0.106 R)
• M27: 37,215,014 km (0.109 R)
• M28: 37,471,275 km (0.117 R)
• M29: 39,696,992 km (0.057 R)
• M30: 40,503,175 km (0.081 R)
• M31: 42,009,326 km (0.07 R)
• M32: 45,716,960 km (0.112 R)
• M33: 47,049,578 km (0.032 R)
• M34: 53,938,709 km (0.104 R)
• M35: 54,102,519 km (0.047 R)
• M36: 55,093,156 km (0.109 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 914.5

Radius: 6.3

Gravity: 23.04 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 5.86 AU - 8.44 AU

Year: 13197 Days

Day: 16.4 Hours

Environment

Temp: -233 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 62,058,973 km

• M1: 85,869 km (0.09 R)
• M2: 593,305 km (0.091 R)
• M3: 839,992 km (0.097 R)
• M4: 1,312,871 km (0.113 R)
• M5: 1,690,007 km (0.103 R)
• M6: 1,949,559 km (0.118 R)
• M7: 2,660,149 km (0.066 R)
• M8: 2,988,367 km (0.065 R)
• M9: 3,669,486 km (0.071 R)
• M10: 5,298,757 km (0.109 R)
• M11: 6,918,453 km (0.093 R)
• M12: 8,996,068 km (0.049 R)
• M13: 10,344,992 km (0.059 R)
• M14: 15,861,563 km (0.046 R)
• M15: 16,240,943 km (0.082 R)
• M16: 16,471,474 km (0.108 R)
• M17: 20,822,677 km (0.083 R)
• M18: 21,925,513 km (0.095 R)
• M19: 23,652,022 km (0.065 R)
• M20: 26,303,046 km (0.046 R)
• M21: 26,514,876 km (0.032 R)
• M22: 30,175,536 km (0.114 R)
• M23: 30,875,355 km (0.08 R)
• M24: 32,186,580 km (0.105 R)
• M25: 32,917,216 km (0.085 R)
• M26: 38,344,178 km (0.118 R)
• M27: 44,638,509 km (0.088 R)
• M28: 47,557,163 km (0.113 R)
• M29: 48,029,294 km (0.118 R)
• M30: 53,600,917 km (0.086 R)
• M31: 54,799,196 km (0.097 R)
• M32: 55,491,834 km (0.108 R)
• M33: 58,500,846 km (0.1 R)
• M34: 62,742,544 km (0.086 R)

Planet 10 - Ice Giant

Semi-Major Axis: 10.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 292.3

Radius: 5.8

Gravity: 8.69 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 9.58 AU - 10.86 AU

Year: 22552 Days

Day: 21.2 Hours

Environment

Temp: -226 °C

Axial Tilt: 0.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 62,058,973 km

• M1: 72,854 km (0.081 R)
• M2: 433,684 km (0.1 R)
• M3: 1,492,089 km (0.086 R)
• M4: 1,695,991 km (0.104 R)
• M5: 2,259,526 km (0.09 R)
• M6: 3,086,354 km (0.085 R)
• M7: 3,446,735 km (0.071 R)
• M8: 4,009,672 km (0.075 R)
• M9: 5,497,722 km (0.107 R)
• M10: 5,720,623 km (0.075 R)
• M11: 5,988,403 km (0.117 R)
• M12: 6,799,672 km (0.091 R)
• M13: 8,737,862 km (0.107 R)
• M14: 8,990,682 km (0.118 R)
• M15: 9,941,676 km (0.034 R)
• M16: 10,554,878 km (0.083 R)
• M17: 11,075,030 km (0.102 R)
• M18: 11,795,044 km (0.116 R)
• M19: 13,866,975 km (0.093 R)
• M20: 15,719,894 km (0.08 R)
• M21: 17,095,297 km (0.1 R)
• M22: 17,332,110 km (0.077 R)
• M23: 17,893,102 km (0.086 R)
• M24: 18,549,089 km (0.051 R)
• M25: 19,995,850 km (0.094 R)
• M26: 20,791,561 km (0.114 R)
• M27: 21,608,216 km (0.113 R)
• M28: 27,068,538 km (0.113 R)
• M29: 34,626,222 km (0.077 R)
• M30: 35,387,376 km (0.029 R)
• M31: 37,339,329 km (0.066 R)
• M32: 41,172,775 km (0.112 R)
• M33: 43,038,559 km (0.095 R)
• M34: 43,477,031 km (0.065 R)
• M35: 43,918,344 km (0.117 R)
• M36: 50,092,697 km (0.047 R)
• M37: 56,996,490 km (0.092 R)
• M38: 59,130,952 km (0.052 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 269 - 15,059 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit