🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 200.1

Radius: 13.1

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 0.61 AU - 0.85 AU

Year: 423 Days

Day: 8.2 Hours

Environment

Temp: -151 °C

Axial Tilt: 3.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 46,278,065 km

• M1: 162,912 km (0.103 R)
• M2: 574,456 km (0.096 R)
• M3: 1,023,249 km (0.107 R)
• M4: 1,601,595 km (0.069 R)
• M5: 2,135,659 km (0.104 R)
• M6: 2,841,163 km (0.072 R)
• M7: 3,496,701 km (0.111 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 280.2

Radius: 10.7

Gravity: 2.45 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 1.3 AU - 1.74 AU

Year: 1271 Days

Day: 13.1 Hours

Environment

Temp: -187 °C

Axial Tilt: 2.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 46,278,065 km

• M1: 132,993 km (0.116 R)
• M2: 475,272 km (0.095 R)
• M3: 924,515 km (0.07 R)
• M4: 1,315,564 km (0.06 R)
• M5: 1,898,098 km (0.083 R)
• M6: 2,245,165 km (0.073 R)
• M7: 2,931,819 km (0.119 R)
• M8: 4,354,644 km (0.116 R)
• M9: 4,877,639 km (0.086 R)
• M10: 5,404,373 km (0.046 R)
• M11: 6,069,784 km (0.088 R)
• M12: 6,789,051 km (0.087 R)
• M13: 7,470,170 km (0.09 R)
• M14: 8,321,531 km (0.066 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 694.1

Radius: 10.1

Gravity: 6.8 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 1.41 AU - 1.81 AU

Year: 1386 Days

Day: 11.5 Hours

Environment

Temp: -194 °C

Axial Tilt: 27.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 46,278,065 km

• M1: 125,662 km (0.071 R)
• M2: 563,834 km (0.062 R)
• M3: 986,299 km (0.111 R)
• M4: 1,343,987 km (0.108 R)
• M5: 2,091,378 km (0.045 R)
• M6: 3,599,175 km (0.065 R)
• M7: 4,429,593 km (0.096 R)
• M8: 5,091,713 km (0.104 R)
• M9: 5,773,730 km (0.105 R)
• M10: 7,241,734 km (0.043 R)
• M11: 7,664,946 km (0.115 R)
• M12: 8,216,962 km (0.117 R)
• M13: 8,795,457 km (0.1 R)
• M14: 9,493,930 km (0.052 R)
• M15: 10,294,727 km (0.076 R)
• M16: 10,762,520 km (0.071 R)
• M17: 12,587,314 km (0.069 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 252.6

Radius: 10

Gravity: 2.53 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 1.65 AU - 1.79 AU

Year: 1530 Days

Day: 7.4 Hours

Environment

Temp: -199 °C

Axial Tilt: 10.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 46,278,065 km

• M1: 125,363 km (0.057 R)
• M2: 537,056 km (0.107 R)
• M3: 1,069,326 km (0.059 R)
• M4: 1,397,095 km (0.071 R)
• M5: 2,338,813 km (0.064 R)
• M6: 3,870,097 km (0.096 R)
• M7: 4,749,134 km (0.057 R)
• M8: 5,113,704 km (0.11 R)
• M9: 5,615,455 km (0.079 R)
• M10: 6,299,417 km (0.085 R)
• M11: 6,968,418 km (0.112 R)
• M12: 7,585,958 km (0.095 R)
• M13: 8,633,293 km (0.118 R)

Asteroid Belt

Center: 2.15 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 2.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 836.6

Radius: 12.3

Gravity: 5.53 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 2.02 AU - 3.12 AU

Year: 2794 Days

Day: 13.1 Hours

Environment

Temp: -212 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 46,278,065 km

• M1: 171,589 km (0.12 R)
• M2: 845,677 km (0.099 R)
• M3: 1,365,230 km (0.107 R)
• M4: 1,834,219 km (0.095 R)
• M5: 2,425,281 km (0.069 R)
• M6: 3,408,887 km (0.081 R)
• M7: 3,850,649 km (0.038 R)
• M8: 4,573,955 km (0.059 R)
• M9: 5,616,652 km (0.116 R)
• M10: 6,236,137 km (0.063 R)
• M11: 8,337,688 km (0.053 R)
• M12: 9,290,626 km (0.056 R)
• M13: 9,812,723 km (0.113 R)
• M14: 10,197,488 km (0.12 R)
• M15: 11,624,652 km (0.108 R)
• M16: 12,453,125 km (0.119 R)
• M17: 14,033,327 km (0.109 R)
• M18: 14,671,662 km (0.095 R)
• M19: 15,691,321 km (0.117 R)
• M20: 19,272,993 km (0.109 R)
• M21: 19,816,931 km (0.091 R)
• M22: 20,247,025 km (0.096 R)
• M23: 20,683,402 km (0.098 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 783.2

Radius: 13.6

Gravity: 4.23 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 3.47 AU - 4.13 AU

Year: 5024 Days

Day: 7.2 Hours

Environment

Temp: -209 °C

Axial Tilt: 4.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 46,278,065 km

• M1: 176,675 km (0.064 R)
• M2: 817,253 km (0.062 R)
• M3: 1,566,888 km (0.097 R)
• M4: 2,023,760 km (0.109 R)
• M5: 2,639,355 km (0.055 R)
• M6: 3,357,575 km (0.119 R)
• M7: 4,037,048 km (0.065 R)
• M8: 4,472,827 km (0.1 R)
• M9: 5,497,423 km (0.076 R)
• M10: 5,942,925 km (0.112 R)
• M11: 6,607,289 km (0.074 R)
• M12: 7,146,290 km (0.096 R)
• M13: 7,569,802 km (0.061 R)
• M14: 8,623,719 km (0.064 R)
• M15: 10,163,829 km (0.075 R)
• M16: 10,929,920 km (0.067 R)
• M17: 12,175,920 km (0.086 R)
• M18: 13,514,522 km (0.067 R)
• M19: 15,527,212 km (0.081 R)
• M20: 16,120,218 km (0.118 R)
• M21: 17,037,851 km (0.097 R)
• M22: 18,644,383 km (0.056 R)
• M23: 20,209,625 km (0.117 R)
• M24: 24,703,695 km (0.094 R)
• M25: 25,267,978 km (0.11 R)
• M26: 25,758,509 km (0.106 R)
• M27: 27,439,541 km (0.115 R)
• M28: 28,219,544 km (0.07 R)
• M29: 29,823,682 km (0.118 R)
• M30: 30,555,963 km (0.08 R)
• M31: 31,487,958 km (0.109 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 860.6

Radius: 8.9

Gravity: 10.86 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 4.47 AU - 4.81 AU

Year: 6779 Days

Day: 11.2 Hours

Environment

Temp: -213 °C

Axial Tilt: 4.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 46,278,065 km

• M1: 130,300 km (0.065 R)
• M2: 463,753 km (0.087 R)
• M3: 794,215 km (0.048 R)
• M4: 1,101,639 km (0.042 R)
• M5: 1,390,662 km (0.116 R)
• M6: 2,260,424 km (0.116 R)
• M7: 3,409,635 km (0.089 R)
• M8: 4,651,447 km (0.103 R)
• M9: 6,205,619 km (0.073 R)
• M10: 6,483,123 km (0.114 R)
• M11: 6,841,709 km (0.112 R)
• M12: 7,251,458 km (0.076 R)
• M13: 8,285,328 km (0.103 R)
• M14: 8,665,157 km (0.05 R)
• M15: 10,890,725 km (0.106 R)
• M16: 14,905,034 km (0.093 R)
• M17: 15,215,899 km (0.069 R)
• M18: 17,445,356 km (0.046 R)
• M19: 18,140,537 km (0.07 R)
• M20: 20,951,481 km (0.047 R)
• M21: 22,056,411 km (0.115 R)
• M22: 25,075,595 km (0.111 R)
• M23: 30,302,844 km (0.079 R)
• M24: 30,902,731 km (0.055 R)
• M25: 31,612,424 km (0.037 R)
• M26: 34,128,660 km (0.085 R)
• M27: 36,437,254 km (0.094 R)
• M28: 37,001,986 km (0.079 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 100.2

Radius: 9.8

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 4.68 AU - 5.98 AU

Year: 8346 Days

Day: 13.3 Hours

Environment

Temp: -227 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 46,278,065 km

• M1: 173,085 km (0.072 R)
• M2: 1,296,116 km (0.068 R)
• M3: 3,786,173 km (0.032 R)
• M4: 4,202,204 km (0.031 R)
• M5: 4,788,478 km (0.068 R)
• M6: 7,000,283 km (0.059 R)
• M7: 9,071,615 km (0.081 R)
• M8: 10,366,534 km (0.077 R)
• M9: 13,508,538 km (0.109 R)
• M10: 15,977,950 km (0.066 R)

Planet 9 - Ice Giant

Semi-Major Axis: 5.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 265.7

Radius: 6.5

Gravity: 6.29 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 5.95 AU - 5.99 AU

Year: 9894 Days

Day: 17.2 Hours

Environment

Temp: -221 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 46,278,065 km

• M1: 80,932 km (0.066 R)
• M2: 1,359,545 km (0.116 R)
• M3: 3,407,540 km (0.081 R)
• M4: 3,675,919 km (0.11 R)
• M5: 4,461,457 km (0.112 R)
• M6: 7,228,868 km (0.033 R)
• M7: 8,534,858 km (0.107 R)
• M8: 9,856,256 km (0.044 R)
• M9: 10,777,928 km (0.083 R)
• M10: 11,308,552 km (0.074 R)
• M11: 21,572,462 km (0.079 R)
• M12: 34,397,786 km (0.115 R)

Planet 10 - Ice Giant

Semi-Major Axis: 6.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 548.9

Radius: 5.4

Gravity: 18.82 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 5.91 AU - 6.59 AU

Year: 10598 Days

Day: 22.5 Hours

Environment

Temp: -221 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 46,278,065 km

• M1: 67,319 km (0.058 R)
• M2: 282,441 km (0.085 R)
• M3: 579,542 km (0.093 R)
• M4: 815,458 km (0.099 R)
• M5: 1,114,504 km (0.119 R)
• M6: 1,339,948 km (0.069 R)
• M7: 2,958,597 km (0.037 R)
• M8: 3,690,280 km (0.099 R)
• M9: 4,448,891 km (0.099 R)
• M10: 4,624,070 km (0.106 R)
• M11: 5,082,438 km (0.102 R)
• M12: 5,570,726 km (0.104 R)
• M13: 6,527,404 km (0.086 R)
• M14: 6,754,045 km (0.05 R)
• M15: 7,882,013 km (0.062 R)
• M16: 8,715,422 km (0.118 R)
• M17: 9,461,766 km (0.114 R)
• M18: 9,654,747 km (0.103 R)
• M19: 11,080,565 km (0.078 R)
• M20: 11,567,057 km (0.118 R)
• M21: 11,899,314 km (0.1 R)
• M22: 12,757,856 km (0.03 R)
• M23: 17,604,378 km (0.061 R)
• M24: 19,175,006 km (0.077 R)
• M25: 22,850,925 km (0.116 R)
• M26: 26,109,765 km (0.058 R)
• M27: 28,747,924 km (0.084 R)
• M28: 31,131,167 km (0.088 R)
• M29: 32,425,338 km (0.1 R)
• M30: 37,598,134 km (0.081 R)
• M31: 37,840,033 km (0.11 R)
• M32: 41,464,790 km (0.115 R)
• M33: 41,982,249 km (0.106 R)
• M34: 42,635,094 km (0.107 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 397 - 18,404 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit