🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.42 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 397.7

Radius: 14.5

Gravity: 1.89 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 0.81 AU - 0.87 AU

Year: 505 Days

Day: 5.7 Hours

Environment

Temp: -140 °C

Axial Tilt: 15.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 93,082,124 km

• M1: 184,155 km (0.094 R)
• M2: 831,166 km (0.06 R)
• M3: 1,107,922 km (0.102 R)
• M4: 1,619,846 km (0.067 R)
• M5: 1,939,237 km (0.112 R)
• M6: 2,277,179 km (0.071 R)
• M7: 3,223,834 km (0.081 R)
• M8: 3,828,658 km (0.037 R)
• M9: 4,374,541 km (0.081 R)
• M10: 5,327,031 km (0.094 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 866.2

Radius: 14

Gravity: 4.42 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 2.01 AU - 2.05 AU

Year: 1897 Days

Day: 5.6 Hours

Environment

Temp: -199 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 93,082,124 km

• M1: 194,926 km (0.047 R)
• M2: 535,261 km (0.11 R)
• M3: 949,946 km (0.102 R)
• M4: 1,328,130 km (0.101 R)
• M5: 1,770,790 km (0.071 R)
• M6: 2,345,395 km (0.045 R)
• M7: 2,966,526 km (0.099 R)
• M8: 3,635,228 km (0.087 R)
• M9: 4,060,984 km (0.114 R)
• M10: 4,861,332 km (0.065 R)
• M11: 5,169,055 km (0.113 R)
• M12: 5,486,801 km (0.102 R)
• M13: 6,091,326 km (0.089 R)
• M14: 6,436,598 km (0.098 R)
• M15: 6,897,958 km (0.099 R)
• M16: 7,178,304 km (0.085 R)
• M17: 7,508,916 km (0.099 R)
• M18: 8,169,689 km (0.081 R)
• M19: 8,786,332 km (0.108 R)
• M20: 9,779,811 km (0.12 R)
• M21: 10,533,934 km (0.081 R)
• M22: 11,234,202 km (0.067 R)
• M23: 12,156,173 km (0.096 R)
• M24: 13,412,646 km (0.055 R)
• M25: 15,079,465 km (0.071 R)
• M26: 15,592,287 km (0.117 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 336.4

Radius: 10.6

Gravity: 2.99 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 2.36 AU - 2.36 AU

Year: 2378 Days

Day: 10.4 Hours

Environment

Temp: -189 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 93,082,124 km

• M1: 190,737 km (0.079 R)
• M2: 557,402 km (0.089 R)
• M3: 939,774 km (0.1 R)
• M4: 1,308,533 km (0.089 R)
• M5: 1,532,181 km (0.097 R)
• M6: 1,775,278 km (0.099 R)
• M7: 2,048,294 km (0.091 R)
• M8: 2,331,034 km (0.11 R)
• M9: 2,754,695 km (0.057 R)
• M10: 2,967,573 km (0.066 R)
• M11: 3,336,631 km (0.111 R)
• M12: 3,814,895 km (0.106 R)
• M13: 4,187,843 km (0.047 R)
• M14: 4,854,900 km (0.098 R)
• M15: 5,379,689 km (0.08 R)
• M16: 6,763,918 km (0.045 R)
• M17: 7,881,863 km (0.106 R)
• M18: 8,180,311 km (0.102 R)
• M19: 9,569,925 km (0.12 R)
• M20: 10,574,026 km (0.093 R)
• M21: 10,870,230 km (0.054 R)
• M22: 11,296,883 km (0.096 R)
• M23: 11,732,063 km (0.083 R)
• M24: 12,788,374 km (0.103 R)
• M25: 13,032,518 km (0.119 R)
• M26: 13,333,957 km (0.091 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 426.4

Radius: 10.7

Gravity: 3.72 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 2.33 AU - 3.15 AU

Year: 2975 Days

Day: 11 Hours

Environment

Temp: -208 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 93,082,124 km

• M1: 134,937 km (0.057 R)
• M2: 372,499 km (0.11 R)
• M3: 656,435 km (0.117 R)
• M4: 886,667 km (0.068 R)
• M5: 1,124,527 km (0.054 R)
• M6: 1,329,027 km (0.114 R)
• M7: 1,884,484 km (0.11 R)
• M8: 2,165,130 km (0.051 R)
• M9: 2,720,288 km (0.112 R)
• M10: 3,434,618 km (0.115 R)
• M11: 4,569,766 km (0.109 R)
• M12: 5,892,959 km (0.053 R)
• M13: 6,351,028 km (0.105 R)
• M14: 6,915,012 km (0.11 R)
• M15: 7,319,824 km (0.058 R)
• M16: 7,759,791 km (0.095 R)
• M17: 8,432,084 km (0.103 R)
• M18: 9,756,025 km (0.066 R)
• M19: 10,952,659 km (0.039 R)
• M20: 12,397,624 km (0.104 R)
• M21: 13,933,097 km (0.05 R)
• M22: 15,726,775 km (0.067 R)
• M23: 16,166,743 km (0.11 R)
• M24: 16,890,348 km (0.086 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 859.1

Radius: 14.5

Gravity: 4.09 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 2.83 AU - 3.93 AU

Year: 4076 Days

Day: 9.3 Hours

Environment

Temp: -197 °C

Axial Tilt: 23.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 93,082,124 km

• M1: 183,108 km (0.106 R)
• M2: 521,947 km (0.071 R)
• M3: 1,437,486 km (0.059 R)
• M4: 2,103,944 km (0.028 R)
• M5: 2,378,457 km (0.104 R)
• M6: 2,755,742 km (0.119 R)
• M7: 3,108,195 km (0.087 R)
• M8: 3,600,073 km (0.048 R)
• M9: 3,880,868 km (0.043 R)
• M10: 4,172,584 km (0.112 R)
• M11: 5,090,666 km (0.105 R)
• M12: 5,772,234 km (0.067 R)
• M13: 6,365,240 km (0.069 R)
• M14: 6,988,165 km (0.072 R)
• M15: 8,112,543 km (0.085 R)
• M16: 9,067,576 km (0.111 R)
• M17: 9,910,410 km (0.115 R)
• M18: 10,414,106 km (0.03 R)
• M19: 11,105,398 km (0.114 R)
• M20: 12,705,646 km (0.076 R)
• M21: 14,136,101 km (0.112 R)
• M22: 15,064,206 km (0.114 R)
• M23: 18,343,541 km (0.059 R)
• M24: 19,260,726 km (0.043 R)
• M25: 20,295,644 km (0.047 R)
• M26: 21,065,624 km (0.096 R)
• M27: 26,640,538 km (0.074 R)
• M28: 27,578,068 km (0.094 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 991

Radius: 10.5

Gravity: 8.99 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 4.01 AU - 4.09 AU

Year: 5347 Days

Day: 9.9 Hours

Environment

Temp: -204 °C

Axial Tilt: 16 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 93,082,124 km

• M1: 139,724 km (0.105 R)
• M2: 406,158 km (0.087 R)
• M3: 1,257,968 km (0.113 R)
• M4: 1,714,691 km (0.077 R)
• M5: 2,336,719 km (0.109 R)
• M6: 3,206,182 km (0.048 R)
• M7: 3,819,832 km (0.092 R)
• M8: 4,219,707 km (0.059 R)
• M9: 4,845,026 km (0.092 R)
• M10: 5,054,613 km (0.067 R)
• M11: 5,322,842 km (0.106 R)
• M12: 5,542,601 km (0.106 R)
• M13: 5,738,574 km (0.074 R)
• M14: 6,024,755 km (0.112 R)
• M15: 7,240,238 km (0.046 R)
• M16: 7,627,098 km (0.066 R)
• M17: 10,087,983 km (0.104 R)
• M18: 10,391,367 km (0.098 R)
• M19: 10,660,643 km (0.118 R)
• M20: 11,011,899 km (0.085 R)
• M21: 13,414,142 km (0.077 R)
• M22: 14,387,874 km (0.082 R)
• M23: 15,025,610 km (0.042 R)
• M24: 16,875,388 km (0.095 R)
• M25: 20,520,938 km (0.111 R)
• M26: 22,732,593 km (0.119 R)
• M27: 23,246,013 km (0.107 R)
• M28: 23,823,162 km (0.049 R)
• M29: 24,231,414 km (0.088 R)
• M30: 27,685,330 km (0.111 R)
• M31: 32,650,334 km (0.027 R)
• M32: 32,991,417 km (0.065 R)
• M33: 35,004,555 km (0.105 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 41.5

Radius: 4.2

Gravity: 2.35 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 8.29 AU - 10.55 AU

Year: 18966 Days

Day: 18.8 Hours

Environment

Temp: -219 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 93,082,124 km

• M1: 61,634 km (0.117 R)
• M2: 357,689 km (0.102 R)
• M3: 632,799 km (0.105 R)
• M4: 2,557,974 km (0.095 R)
• M5: 3,056,135 km (0.04 R)
• M6: 5,059,101 km (0.115 R)
• M7: 5,753,983 km (0.114 R)
• M8: 6,769,304 km (0.076 R)
• M9: 8,355,340 km (0.097 R)
• M10: 11,263,672 km (0.1 R)
• M11: 11,516,493 km (0.093 R)
• M12: 12,405,254 km (0.053 R)
• M13: 14,444,422 km (0.083 R)
• M14: 17,123,720 km (0.099 R)
• M15: 17,346,172 km (0.092 R)
• M16: 20,465,587 km (0.116 R)
• M17: 20,757,453 km (0.068 R)
• M18: 22,552,777 km (0.095 R)
• M19: 23,634,519 km (0.069 R)
• M20: 27,988,116 km (0.11 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.57 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 936.1

Radius: 3.6

Gravity: 72.23 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 8.78 AU - 10.36 AU

Year: 19421 Days

Day: 22.8 Hours

Environment

Temp: -222 °C

Axial Tilt: 0.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (46)

Outer Limit: 93,082,124 km

• M1: 63,429 km (0.047 R)
• M2: 177,124 km (0.098 R)
• M3: 394,340 km (0.111 R)
• M4: 473,776 km (0.035 R)
• M5: 730,038 km (0.108 R)
• M6: 1,064,389 km (0.114 R)
• M7: 1,464,862 km (0.085 R)
• M8: 3,659,613 km (0.118 R)
• M9: 4,086,565 km (0.103 R)
• M10: 4,309,017 km (0.115 R)
• M11: 4,614,945 km (0.028 R)
• M12: 5,682,176 km (0.084 R)
• M13: 6,908,729 km (0.112 R)
• M14: 8,785,733 km (0.111 R)
• M15: 9,724,161 km (0.117 R)
• M16: 10,298,467 km (0.116 R)
• M17: 10,889,379 km (0.099 R)
• M18: 12,311,157 km (0.104 R)
• M19: 14,228,702 km (0.094 R)
• M20: 17,252,524 km (0.075 R)
• M21: 17,631,904 km (0.075 R)
• M22: 20,650,789 km (0.034 R)
• M23: 21,823,337 km (0.088 R)
• M24: 22,507,897 km (0.052 R)
• M25: 25,078,138 km (0.091 R)
• M26: 26,275,520 km (0.075 R)
• M27: 28,172,271 km (0.116 R)
• M28: 30,938,934 km (0.118 R)
• M29: 33,941,214 km (0.096 R)
• M30: 35,548,643 km (0.098 R)
• M31: 37,415,624 km (0.075 R)
• M32: 38,423,316 km (0.118 R)
• M33: 38,762,155 km (0.111 R)
• M34: 39,216,334 km (0.119 R)
• M35: 41,879,176 km (0.102 R)
• M36: 44,994,701 km (0.11 R)
• M37: 48,475,096 km (0.075 R)
• M38: 48,982,831 km (0.084 R)
• M39: 55,689,154 km (0.03 R)
• M40: 63,114,743 km (0.076 R)
• M41: 63,984,655 km (0.045 R)
• M42: 65,153,762 km (0.098 R)
• M43: 66,481,743 km (0.103 R)
• M44: 67,225,394 km (0.066 R)
• M45: 70,546,167 km (0.107 R)
• M46: 74,888,395 km (0.118 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 900.1

Radius: 6

Gravity: 25 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 8.61 AU - 13.19 AU

Year: 23607 Days

Day: 18.3 Hours

Environment

Temp: -239 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (45)

Outer Limit: 93,082,124 km

• M1: 570,267 km (0.063 R)
• M2: 730,935 km (0.107 R)
• M3: 931,845 km (0.064 R)
• M4: 2,309,193 km (0.114 R)
• M5: 3,983,193 km (0.091 R)
• M6: 4,294,207 km (0.118 R)
• M7: 4,951,989 km (0.104 R)
• M8: 5,611,865 km (0.034 R)
• M9: 6,027,897 km (0.064 R)
• M10: 7,262,677 km (0.118 R)
• M11: 7,418,558 km (0.104 R)
• M12: 9,012,673 km (0.059 R)
• M13: 10,141,838 km (0.099 R)
• M14: 10,700,137 km (0.083 R)
• M15: 12,061,478 km (0.09 R)
• M16: 12,876,338 km (0.097 R)
• M17: 14,366,482 km (0.06 R)
• M18: 14,807,347 km (0.101 R)
• M19: 16,481,197 km (0.088 R)
• M20: 18,162,827 km (0.088 R)
• M21: 18,492,391 km (0.084 R)
• M22: 18,741,621 km (0.117 R)
• M23: 19,669,577 km (0.081 R)
• M24: 20,185,091 km (0.078 R)
• M25: 20,445,541 km (0.113 R)
• M26: 20,883,115 km (0.095 R)
• M27: 22,496,977 km (0.116 R)
• M28: 22,679,935 km (0.117 R)
• M29: 29,659,872 km (0.096 R)
• M30: 31,470,306 km (0.113 R)
• M31: 34,343,183 km (0.116 R)
• M32: 36,638,613 km (0.051 R)
• M33: 40,099,111 km (0.09 R)
• M34: 42,702,712 km (0.055 R)
• M35: 44,741,432 km (0.066 R)
• M36: 45,258,442 km (0.117 R)
• M37: 56,515,383 km (0.054 R)
• M38: 61,852,586 km (0.08 R)
• M39: 66,484,286 km (0.086 R)
• M40: 68,224,558 km (0.111 R)
• M41: 70,310,251 km (0.098 R)
• M42: 79,138,770 km (0.093 R)
• M43: 79,826,321 km (0.105 R)
• M44: 90,129,725 km (0.096 R)
• M45: 91,415,519 km (0.086 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: 297 - 17,912 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit