🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 768.5

Radius: 11.6

Gravity: 5.71 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 0.55 AU - 0.73 AU

Year: 353 Days

Day: 5.4 Hours

Environment

Temp: -156 °C

Axial Tilt: 42.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 46,673,132 km

• M1: 144,362 km (0.046 R)
• M2: 594,951 km (0.085 R)
• M3: 1,199,925 km (0.092 R)
• M4: 1,919,191 km (0.081 R)
• M5: 2,346,293 km (0.074 R)
• M6: 2,959,495 km (0.03 R)
• M7: 3,418,012 km (0.103 R)
• M8: 3,799,188 km (0.065 R)
• M9: 4,849,365 km (0.098 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 718.8

Radius: 10.7

Gravity: 6.28 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 0.65 AU - 0.95 AU

Year: 494 Days

Day: 9.1 Hours

Environment

Temp: -165 °C

Axial Tilt: 18.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 46,673,132 km

• M1: 132,993 km (0.058 R)
• M2: 585,526 km (0.032 R)
• M3: 1,249,142 km (0.119 R)
• M4: 1,649,317 km (0.1 R)
• M5: 2,161,839 km (0.075 R)
• M6: 2,778,631 km (0.118 R)
• M7: 3,459,301 km (0.082 R)
• M8: 4,218,959 km (0.094 R)
• M9: 5,118,940 km (0.088 R)
• M10: 5,502,808 km (0.112 R)
• M11: 5,977,931 km (0.055 R)
• M12: 6,422,985 km (0.077 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 844.4

Radius: 11.4

Gravity: 6.5 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 0.76 AU - 1 AU

Year: 570 Days

Day: 7.5 Hours

Environment

Temp: -166 °C

Axial Tilt: 9.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 46,673,132 km

• M1: 141,819 km (0.111 R)
• M2: 548,426 km (0.119 R)
• M3: 937,231 km (0.075 R)
• M4: 1,460,374 km (0.12 R)
• M5: 1,956,441 km (0.063 R)
• M6: 2,490,206 km (0.083 R)
• M7: 2,894,719 km (0.039 R)
• M8: 3,407,391 km (0.096 R)
• M9: 3,980,051 km (0.052 R)
• M10: 4,892,299 km (0.109 R)
• M11: 5,478,274 km (0.117 R)
• M12: 6,384,837 km (0.054 R)
• M13: 6,853,378 km (0.113 R)
• M14: 7,279,432 km (0.119 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 369.5

Radius: 9.1

Gravity: 4.46 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 1.53 AU - 1.69 AU

Year: 1410 Days

Day: 11.3 Hours

Environment

Temp: -187 °C

Axial Tilt: 39.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 46,673,132 km

• M1: 113,246 km (0.091 R)
• M2: 433,834 km (0.118 R)
• M3: 767,437 km (0.082 R)
• M4: 1,053,468 km (0.071 R)
• M5: 1,533,229 km (0.058 R)
• M6: 2,070,285 km (0.109 R)
• M7: 2,803,464 km (0.115 R)
• M8: 3,793,204 km (0.101 R)
• M9: 4,489,731 km (0.053 R)
• M10: 4,795,061 km (0.063 R)
• M11: 5,527,941 km (0.102 R)
• M12: 5,900,290 km (0.109 R)
• M13: 6,999,535 km (0.026 R)
• M14: 8,282,935 km (0.036 R)
• M15: 8,771,372 km (0.101 R)
• M16: 9,510,685 km (0.085 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 139.7

Radius: 9

Gravity: 1.72 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 2.42 AU - 2.6 AU

Year: 2745 Days

Day: 10.6 Hours

Environment

Temp: -218 °C

Axial Tilt: 3.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 46,673,132 km

• M1: 111,899 km (0.043 R)
• M2: 440,267 km (0.109 R)
• M3: 812,167 km (0.07 R)
• M4: 1,145,172 km (0.111 R)
• M5: 1,492,239 km (0.103 R)
• M6: 2,185,026 km (0.062 R)
• M7: 2,871,232 km (0.113 R)
• M8: 5,032,472 km (0.064 R)
• M9: 8,574,800 km (0.1 R)
• M10: 9,979,375 km (0.106 R)
• M11: 10,523,313 km (0.105 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 645.8

Radius: 9.6

Gravity: 7.01 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 2.49 AU - 2.55 AU

Year: 2761 Days

Day: 10.6 Hours

Environment

Temp: -211 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 46,673,132 km

• M1: 119,828 km (0.106 R)
• M2: 518,057 km (0.102 R)
• M3: 998,267 km (0.093 R)
• M4: 1,566,290 km (0.031 R)
• M5: 1,960,929 km (0.086 R)
• M6: 4,818,099 km (0.117 R)
• M7: 5,559,954 km (0.094 R)
• M8: 13,482,209 km (0.095 R)
• M9: 15,646,591 km (0.087 R)
• M10: 16,002,933 km (0.092 R)
• M11: 16,626,457 km (0.095 R)
• M12: 18,200,077 km (0.11 R)
• M13: 18,537,719 km (0.089 R)
• M14: 18,936,846 km (0.077 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 248.6

Radius: 14.5

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 2.96 AU - 3.1 AU

Year: 3641 Days

Day: 10.7 Hours

Environment

Temp: -219 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 46,673,132 km

• M1: 180,714 km (0.1 R)
• M2: 669,750 km (0.091 R)
• M3: 1,235,529 km (0.096 R)
• M4: 2,040,964 km (0.11 R)
• M5: 2,509,504 km (0.083 R)
• M6: 3,392,132 km (0.072 R)
• M7: 5,509,690 km (0.09 R)
• M8: 6,673,411 km (0.069 R)
• M9: 9,146,414 km (0.106 R)
• M10: 9,902,781 km (0.099 R)
• M11: 10,887,733 km (0.077 R)
• M12: 11,897,070 km (0.102 R)
• M13: 16,417,768 km (0.097 R)
• M14: 17,277,507 km (0.104 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 971.5

Radius: 12.2

Gravity: 6.53 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 3.59 AU - 5.35 AU

Year: 6523 Days

Day: 5.9 Hours

Environment

Temp: -212 °C

Axial Tilt: 10.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 46,673,132 km

• M1: 152,141 km (0.091 R)
• M2: 536,308 km (0.114 R)
• M3: 954,883 km (0.092 R)
• M4: 1,498,971 km (0.083 R)
• M5: 3,519,589 km (0.111 R)
• M6: 5,196,132 km (0.079 R)
• M7: 5,891,763 km (0.096 R)
• M8: 7,353,334 km (0.048 R)
• M9: 7,904,003 km (0.118 R)
• M10: 8,355,939 km (0.081 R)
• M11: 8,868,461 km (0.082 R)
• M12: 9,862,988 km (0.114 R)
• M13: 13,934,443 km (0.07 R)
• M14: 15,277,234 km (0.084 R)
• M15: 18,791,587 km (0.034 R)
• M16: 19,229,011 km (0.074 R)
• M17: 21,360,930 km (0.076 R)
• M18: 22,402,431 km (0.113 R)
• M19: 24,070,597 km (0.108 R)
• M20: 25,022,637 km (0.11 R)
• M21: 27,279,621 km (0.089 R)
• M22: 28,029,555 km (0.101 R)
• M23: 29,964,902 km (0.065 R)
• M24: 31,576,071 km (0.078 R)
• M25: 37,670,838 km (0.111 R)
• M26: 38,483,903 km (0.085 R)

Planet 9 - Gas Giant

Semi-Major Axis: 5.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 674.3

Radius: 9.5

Gravity: 7.47 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 5.17 AU - 5.59 AU

Year: 8614 Days

Day: 5.6 Hours

Environment

Temp: -222 °C

Axial Tilt: 9.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 46,673,132 km

• M1: 118,182 km (0.065 R)
• M2: 511,176 km (0.072 R)
• M3: 807,081 km (0.117 R)
• M4: 1,400,535 km (0.098 R)
• M5: 2,424,832 km (0.1 R)
• M6: 3,493,260 km (0.035 R)
• M7: 4,558,995 km (0.117 R)
• M8: 4,968,744 km (0.088 R)
• M9: 5,929,910 km (0.059 R)
• M10: 7,358,719 km (0.088 R)
• M11: 7,759,342 km (0.07 R)
• M12: 9,049,474 km (0.056 R)
• M13: 9,937,338 km (0.048 R)
• M14: 13,357,444 km (0.093 R)
• M15: 16,658,920 km (0.107 R)
• M16: 18,497,926 km (0.066 R)
• M17: 19,239,932 km (0.08 R)
• M18: 21,101,677 km (0.12 R)
• M19: 21,666,559 km (0.117 R)
• M20: 24,554,994 km (0.094 R)
• M21: 25,270,222 km (0.087 R)
• M22: 26,555,118 km (0.12 R)
• M23: 27,024,257 km (0.092 R)
• M24: 28,076,229 km (0.045 R)
• M25: 34,410,203 km (0.062 R)
• M26: 41,761,143 km (0.032 R)

Planet 10 - Ice Giant

Semi-Major Axis: 8.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 247

Radius: 5.2

Gravity: 9.13 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 7.08 AU - 9.18 AU

Year: 16001 Days

Day: 21.3 Hours

Environment

Temp: -239 °C

Axial Tilt: 17.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 46,673,132 km

• M1: 64,626 km (0.112 R)
• M2: 285,732 km (0.069 R)
• M3: 547,528 km (0.081 R)
• M4: 846,574 km (0.088 R)
• M5: 1,273,377 km (0.102 R)
• M6: 2,028,996 km (0.12 R)
• M7: 2,829,494 km (0.11 R)
• M8: 3,276,941 km (0.094 R)
• M9: 3,592,294 km (0.089 R)
• M10: 4,660,722 km (0.09 R)
• M11: 5,251,484 km (0.105 R)
• M12: 5,514,626 km (0.096 R)
• M13: 5,683,522 km (0.06 R)
• M14: 6,770,650 km (0.06 R)
• M15: 7,042,918 km (0.094 R)
• M16: 8,426,549 km (0.117 R)
• M17: 8,696,274 km (0.04 R)
• M18: 9,637,095 km (0.092 R)
• M19: 16,887,655 km (0.067 R)
• M20: 17,461,213 km (0.08 R)
• M21: 22,438,933 km (0.114 R)
• M22: 22,870,373 km (0.081 R)
• M23: 23,928,179 km (0.074 R)
• M24: 24,926,147 km (0.103 R)
• M25: 25,110,601 km (0.104 R)
• M26: 26,714,739 km (0.042 R)
• M27: 31,288,694 km (0.116 R)
• M28: 32,262,127 km (0.031 R)
• M29: 33,144,156 km (0.112 R)
• M30: 36,239,935 km (0.09 R)
• M31: 36,595,379 km (0.066 R)
• M32: 38,162,417 km (0.097 R)
• M33: 41,818,439 km (0.104 R)
• M34: 43,664,178 km (0.108 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: 500 - 13,763 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit