🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.52 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 988.6

Radius: 11.4

Gravity: 7.61 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 0.98 AU - 1.1 AU

Year: 732 Days

Day: 7 Hours

Environment

Temp: -177 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 57,397,454 km

• M1: 141,819 km (0.097 R)
• M2: 559,496 km (0.085 R)
• M3: 953,537 km (0.105 R)
• M4: 1,417,290 km (0.096 R)
• M5: 1,790,387 km (0.111 R)
• M6: 2,261,321 km (0.075 R)
• M7: 2,765,765 km (0.116 R)
• M8: 3,971,823 km (0.03 R)
• M9: 4,538,949 km (0.107 R)
• M10: 5,404,073 km (0.083 R)
• M11: 5,957,586 km (0.115 R)
• M12: 6,724,574 km (0.11 R)
• M13: 7,897,571 km (0.107 R)
• M14: 8,532,913 km (0.062 R)
• M15: 9,174,688 km (0.093 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 757.4

Radius: 13.3

Gravity: 4.28 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 2.78 AU - 2.92 AU

Year: 3321 Days

Day: 14.7 Hours

Environment

Temp: -218 °C

Axial Tilt: 0.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 57,397,454 km

• M1: 168,298 km (0.078 R)
• M2: 604,675 km (0.105 R)
• M3: 1,044,941 km (0.1 R)
• M4: 1,676,095 km (0.094 R)
• M5: 2,108,432 km (0.113 R)
• M6: 2,808,700 km (0.087 R)
• M7: 3,241,636 km (0.052 R)
• M8: 4,310,812 km (0.099 R)
• M9: 4,818,697 km (0.111 R)
• M10: 5,900,589 km (0.063 R)
• M11: 7,653,128 km (0.082 R)
• M12: 11,195,605 km (0.068 R)
• M13: 11,981,144 km (0.085 R)
• M14: 12,990,780 km (0.085 R)
• M15: 15,709,123 km (0.07 R)
• M16: 18,968,860 km (0.079 R)
• M17: 20,275,897 km (0.081 R)
• M18: 22,930,511 km (0.112 R)
• M19: 23,558,224 km (0.111 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 317.5

Radius: 8.5

Gravity: 4.39 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 2.83 AU - 3.61 AU

Year: 3988 Days

Day: 6.9 Hours

Environment

Temp: -205 °C

Axial Tilt: 11.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 57,397,454 km

• M1: 105,766 km (0.117 R)
• M2: 410,646 km (0.116 R)
• M3: 1,177,036 km (0.079 R)
• M4: 2,344,647 km (0.08 R)
• M5: 2,680,644 km (0.09 R)
• M6: 3,468,576 km (0.104 R)
• M7: 3,886,852 km (0.093 R)
• M8: 4,467,591 km (0.075 R)
• M9: 5,128,963 km (0.059 R)
• M10: 6,588,440 km (0.07 R)
• M11: 7,661,954 km (0.066 R)
• M12: 8,744,594 km (0.058 R)
• M13: 9,703,666 km (0.066 R)
• M14: 10,304,152 km (0.026 R)
• M15: 10,613,520 km (0.111 R)
• M16: 11,009,057 km (0.082 R)
• M17: 11,291,647 km (0.032 R)
• M18: 12,168,889 km (0.094 R)
• M19: 14,248,150 km (0.069 R)
• M20: 14,681,086 km (0.101 R)
• M21: 15,573,138 km (0.086 R)
• M22: 16,396,076 km (0.066 R)
• M23: 16,871,648 km (0.045 R)
• M24: 18,523,208 km (0.087 R)
• M25: 19,682,442 km (0.071 R)

Planet 4 - Ice Giant

Semi-Major Axis: 5.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 279.7

Radius: 6.5

Gravity: 6.62 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 4.23 AU - 6.97 AU

Year: 9147 Days

Day: 23.6 Hours

Environment

Temp: -228 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 57,397,454 km

• M1: 83,476 km (0.079 R)
• M2: 285,732 km (0.115 R)
• M3: 514,617 km (0.104 R)
• M4: 1,019,958 km (0.1 R)
• M5: 1,787,844 km (0.086 R)
• M6: 2,236,339 km (0.052 R)
• M7: 2,851,485 km (0.101 R)
• M8: 3,420,256 km (0.117 R)
• M9: 3,894,481 km (0.105 R)
• M10: 4,360,479 km (0.079 R)
• M11: 4,754,071 km (0.062 R)
• M12: 5,114,153 km (0.119 R)
• M13: 5,920,037 km (0.065 R)
• M14: 6,271,592 km (0.071 R)
• M15: 7,086,900 km (0.09 R)
• M16: 8,202,900 km (0.108 R)
• M17: 9,050,821 km (0.089 R)
• M18: 10,270,492 km (0.085 R)
• M19: 11,497,644 km (0.116 R)
• M20: 12,766,981 km (0.062 R)
• M21: 15,701,493 km (0.055 R)
• M22: 16,562,279 km (0.12 R)
• M23: 19,194,753 km (0.092 R)
• M24: 25,941,617 km (0.097 R)
• M25: 26,366,475 km (0.074 R)
• M26: 28,201,742 km (0.082 R)
• M27: 28,922,804 km (0.089 R)
• M28: 29,287,822 km (0.088 R)
• M29: 30,779,014 km (0.083 R)
• M30: 31,543,309 km (0.059 R)
• M31: 32,614,580 km (0.12 R)
• M32: 33,509,175 km (0.061 R)

Planet 5 - Ice Giant

Semi-Major Axis: 5.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 438.2

Radius: 7.8

Gravity: 7.2 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 5.04 AU - 6.22 AU

Year: 9221 Days

Day: 16.6 Hours

Environment

Temp: -233 °C

Axial Tilt: 146.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 57,397,454 km

• M1: 99,483 km (0.1 R)
• M2: 373,247 km (0.107 R)
• M3: 728,990 km (0.064 R)
• M4: 1,172,099 km (0.079 R)
• M5: 1,979,329 km (0.084 R)
• M6: 2,289,745 km (0.034 R)
• M7: 2,576,225 km (0.038 R)
• M8: 2,988,666 km (0.074 R)
• M9: 3,309,703 km (0.03 R)
• M10: 3,822,226 km (0.061 R)
• M11: 5,093,807 km (0.056 R)
• M12: 5,490,541 km (0.034 R)
• M13: 5,809,484 km (0.101 R)
• M14: 6,276,977 km (0.083 R)
• M15: 8,612,050 km (0.058 R)
• M16: 9,489,292 km (0.075 R)
• M17: 10,328,536 km (0.068 R)
• M18: 11,216,250 km (0.086 R)
• M19: 12,153,929 km (0.075 R)
• M20: 14,604,193 km (0.105 R)
• M21: 18,405,924 km (0.041 R)
• M22: 22,738,128 km (0.096 R)
• M23: 24,577,434 km (0.113 R)
• M24: 25,270,222 km (0.047 R)
• M25: 26,154,495 km (0.116 R)
• M26: 26,967,859 km (0.108 R)
• M27: 30,390,209 km (0.105 R)
• M28: 31,694,104 km (0.082 R)
• M29: 32,308,203 km (0.073 R)
• M30: 33,139,369 km (0.116 R)
• M31: 34,952,944 km (0.113 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 355.5

Radius: 5

Gravity: 14.22 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 5.5 AU - 6.66 AU

Year: 10348 Days

Day: 23.1 Hours

Environment

Temp: -220 °C

Axial Tilt: 24.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 57,397,454 km

• M1: 62,233 km (0.111 R)
• M2: 238,908 km (0.038 R)
• M3: 655,089 km (0.097 R)
• M4: 1,103,434 km (0.079 R)
• M5: 1,502,112 km (0.087 R)
• M6: 3,082,614 km (0.092 R)
• M7: 3,300,877 km (0.114 R)
• M8: 5,986,608 km (0.052 R)
• M9: 7,272,551 km (0.097 R)
• M10: 8,184,350 km (0.116 R)
• M11: 8,476,365 km (0.078 R)
• M12: 11,169,725 km (0.087 R)
• M13: 16,595,191 km (0.054 R)
• M14: 18,165,520 km (0.093 R)
• M15: 19,023,015 km (0.112 R)
• M16: 23,802,068 km (0.117 R)
• M17: 29,712,680 km (0.083 R)
• M18: 31,102,295 km (0.049 R)
• M19: 32,327,501 km (0.111 R)
• M20: 33,797,001 km (0.081 R)
• M21: 35,091,621 km (0.096 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 312.9

Radius: 7.8

Gravity: 5.14 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 6.9 AU - 7.06 AU

Year: 12729 Days

Day: 22.3 Hours

Environment

Temp: -230 °C

Axial Tilt: 23 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 57,397,454 km

• M1: 100,679 km (0.097 R)
• M2: 398,379 km (0.09 R)
• M3: 710,141 km (0.102 R)
• M4: 1,436,289 km (0.091 R)
• M5: 2,098,559 km (0.087 R)
• M6: 2,763,222 km (0.041 R)
• M7: 4,253,217 km (0.03 R)
• M8: 4,704,105 km (0.105 R)
• M9: 5,537,066 km (0.101 R)
• M10: 7,775,948 km (0.047 R)
• M11: 8,235,812 km (0.093 R)
• M12: 10,209,007 km (0.107 R)
• M13: 10,760,425 km (0.108 R)
• M14: 11,384,548 km (0.092 R)
• M15: 12,032,456 km (0.056 R)
• M16: 12,876,637 km (0.089 R)
• M17: 13,283,842 km (0.065 R)
• M18: 13,699,575 km (0.054 R)
• M19: 15,127,037 km (0.089 R)
• M20: 16,651,141 km (0.103 R)
• M21: 19,313,235 km (0.107 R)
• M22: 21,670,149 km (0.119 R)
• M23: 27,421,888 km (0.091 R)
• M24: 28,290,753 km (0.086 R)
• M25: 28,682,699 km (0.057 R)
• M26: 30,697,483 km (0.056 R)
• M27: 32,912,579 km (0.096 R)
• M28: 35,571,980 km (0.069 R)
• M29: 38,252,026 km (0.087 R)
• M30: 39,824,748 km (0.075 R)
• M31: 41,566,217 km (0.083 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 719.7

Radius: 4.6

Gravity: 34.01 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 5.78 AU - 8.22 AU

Year: 12784 Days

Day: 15.4 Hours

Environment

Temp: -234 °C

Axial Tilt: 0.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 57,397,454 km

• M1: 57,446 km (0.12 R)
• M2: 420,220 km (0.07 R)
• M3: 773,271 km (0.071 R)
• M4: 1,088,474 km (0.101 R)
• M5: 1,716,336 km (0.063 R)
• M6: 2,232,299 km (0.102 R)
• M7: 3,329,450 km (0.047 R)
• M8: 4,490,180 km (0.025 R)
• M9: 5,602,141 km (0.041 R)
• M10: 6,163,731 km (0.061 R)
• M11: 6,803,262 km (0.074 R)
• M12: 11,478,046 km (0.095 R)
• M13: 13,922,326 km (0.112 R)
• M14: 16,392,935 km (0.076 R)
• M15: 21,459,366 km (0.116 R)
• M16: 22,918,095 km (0.089 R)
• M17: 24,636,675 km (0.095 R)
• M18: 32,021,125 km (0.067 R)
• M19: 38,734,629 km (0.049 R)
• M20: 56,712,104 km (0.074 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 485 - 12,495 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit