🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.98

Radius: 0.99

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 0.43 AU - 0.57 AU

Year: 228 Days

Day: 17 Hours

Environment

Temp: -109 °C

Axial Tilt: 9.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 146.1

Radius: 10.2

Gravity: 1.4 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 0.84 AU - 1.08 AU

Year: 607 Days

Day: 5.3 Hours

Environment

Temp: -155 °C

Axial Tilt: 46.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 81,438,770 km

• M1: 126,859 km (0.092 R)
• M2: 463,753 km (0.109 R)
• M3: 1,161,179 km (0.078 R)
• M4: 1,502,262 km (0.05 R)
• M5: 1,969,306 km (0.04 R)
• M6: 2,487,962 km (0.089 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 366.8

Radius: 14.8

Gravity: 1.67 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 0.87 AU - 1.11 AU

Year: 636 Days

Day: 13.9 Hours

Environment

Temp: -156 °C

Axial Tilt: 48 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 81,438,770 km

• M1: 184,005 km (0.089 R)
• M2: 655,837 km (0.066 R)
• M3: 1,179,878 km (0.103 R)
• M4: 1,660,387 km (0.043 R)
• M5: 2,239,331 km (0.091 R)
• M6: 2,920,749 km (0.108 R)
• M7: 3,405,895 km (0.118 R)
• M8: 3,866,806 km (0.099 R)
• M9: 5,796,170 km (0.075 R)

Asteroid Belt

Center: 1.36 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 406.7

Radius: 9.7

Gravity: 4.32 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 1.44 AU - 2 AU

Year: 1456 Days

Day: 5.3 Hours

Environment

Temp: -191 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 81,438,770 km

• M1: 122,221 km (0.108 R)
• M2: 436,676 km (0.074 R)
• M3: 755,020 km (0.119 R)
• M4: 1,394,851 km (0.049 R)
• M5: 1,726,060 km (0.11 R)
• M6: 2,058,018 km (0.093 R)
• M7: 2,374,866 km (0.093 R)
• M8: 2,749,758 km (0.077 R)
• M9: 3,136,319 km (0.044 R)
• M10: 4,682,114 km (0.109 R)
• M11: 5,059,550 km (0.112 R)
• M12: 6,158,795 km (0.06 R)
• M13: 6,566,150 km (0.089 R)
• M14: 6,895,415 km (0.076 R)
• M15: 7,435,313 km (0.073 R)
• M16: 8,109,252 km (0.086 R)
• M17: 8,710,934 km (0.103 R)
• M18: 9,371,409 km (0.082 R)
• M19: 9,789,535 km (0.07 R)
• M20: 10,126,878 km (0.117 R)
• M21: 10,631,322 km (0.1 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 245.4

Radius: 10.5

Gravity: 2.23 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 3 AU - 3.08 AU

Year: 3422 Days

Day: 5.7 Hours

Environment

Temp: -204 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 81,438,770 km

• M1: 132,693 km (0.046 R)
• M2: 974,481 km (0.054 R)
• M3: 2,335,672 km (0.089 R)
• M4: 3,993,366 km (0.116 R)
• M5: 4,860,136 km (0.103 R)
• M6: 6,145,780 km (0.071 R)
• M7: 7,616,476 km (0.099 R)
• M8: 11,050,346 km (0.097 R)
• M9: 13,040,895 km (0.068 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 733.3

Radius: 9.3

Gravity: 8.48 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 3.42 AU - 5.64 AU

Year: 6225 Days

Day: 6.8 Hours

Environment

Temp: -221 °C

Axial Tilt: 7.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 81,438,770 km

• M1: 115,639 km (0.087 R)
• M2: 495,019 km (0.088 R)
• M3: 1,407,866 km (0.091 R)
• M4: 1,709,904 km (0.092 R)
• M5: 2,071,033 km (0.109 R)
• M6: 2,482,876 km (0.09 R)
• M7: 3,721,696 km (0.089 R)
• M8: 4,437,671 km (0.11 R)
• M9: 4,842,483 km (0.032 R)
• M10: 6,174,503 km (0.116 R)
• M11: 6,819,569 km (0.119 R)
• M12: 7,176,659 km (0.087 R)
• M13: 8,526,331 km (0.08 R)
• M14: 9,946,912 km (0.073 R)
• M15: 10,547,697 km (0.09 R)
• M16: 12,762,045 km (0.096 R)
• M17: 13,305,384 km (0.05 R)
• M18: 13,751,335 km (0.104 R)
• M19: 15,269,305 km (0.116 R)
• M20: 16,320,529 km (0.109 R)
• M21: 17,684,563 km (0.065 R)
• M22: 20,417,117 km (0.058 R)
• M23: 21,922,222 km (0.104 R)
• M24: 22,466,159 km (0.102 R)
• M25: 25,321,384 km (0.058 R)
• M26: 26,440,825 km (0.12 R)
• M27: 26,968,457 km (0.1 R)
• M28: 29,902,071 km (0.064 R)
• M29: 33,859,832 km (0.106 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 308.4

Radius: 5

Gravity: 12.34 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 5.18 AU - 8.16 AU

Year: 11123 Days

Day: 20.5 Hours

Environment

Temp: -232 °C

Axial Tilt: 17.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 81,438,770 km

• M1: 62,233 km (0.108 R)
• M2: 265,985 km (0.071 R)
• M3: 1,146,668 km (0.097 R)
• M4: 1,451,698 km (0.034 R)
• M5: 1,637,199 km (0.111 R)
• M6: 2,008,501 km (0.03 R)
• M7: 2,815,881 km (0.032 R)
• M8: 3,192,867 km (0.079 R)
• M9: 4,416,728 km (0.106 R)
• M10: 4,780,250 km (0.113 R)
• M11: 5,103,232 km (0.056 R)
• M12: 5,924,225 km (0.104 R)
• M13: 7,051,445 km (0.062 R)
• M14: 9,221,213 km (0.082 R)
• M15: 9,446,507 km (0.114 R)
• M16: 12,829,364 km (0.062 R)
• M17: 18,108,523 km (0.066 R)
• M18: 19,772,201 km (0.074 R)
• M19: 23,819,422 km (0.073 R)
• M20: 28,671,330 km (0.107 R)
• M21: 29,832,359 km (0.046 R)
• M22: 31,125,034 km (0.086 R)
• M23: 31,530,145 km (0.076 R)
• M24: 32,144,543 km (0.062 R)
• M25: 32,976,008 km (0.095 R)
• M26: 33,186,044 km (0.114 R)
• M27: 35,999,082 km (0.102 R)
• M28: 38,037,054 km (0.111 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 785.8

Radius: 5.6

Gravity: 25.06 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 6.25 AU - 9.93 AU

Year: 14857 Days

Day: 22.8 Hours

Environment

Temp: -236 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 81,438,770 km

• M1: 103,073 km (0.074 R)
• M2: 674,088 km (0.069 R)
• M3: 1,177,485 km (0.078 R)
• M4: 1,441,824 km (0.109 R)
• M5: 1,814,173 km (0.09 R)
• M6: 2,964,880 km (0.111 R)
• M7: 3,941,006 km (0.062 R)
• M8: 5,367,871 km (0.099 R)
• M9: 5,553,522 km (0.118 R)
• M10: 6,759,281 km (0.052 R)
• M11: 7,700,850 km (0.073 R)
• M12: 9,459,522 km (0.111 R)
• M13: 9,896,198 km (0.061 R)
• M14: 11,106,445 km (0.099 R)
• M15: 14,237,080 km (0.095 R)
• M16: 16,622,717 km (0.044 R)
• M17: 17,097,989 km (0.086 R)
• M18: 18,158,489 km (0.109 R)
• M19: 18,493,588 km (0.084 R)
• M20: 20,141,259 km (0.073 R)
• M21: 23,428,074 km (0.119 R)
• M22: 30,684,468 km (0.106 R)
• M23: 31,040,511 km (0.033 R)
• M24: 32,247,018 km (0.074 R)
• M25: 32,985,732 km (0.071 R)
• M26: 36,582,962 km (0.098 R)
• M27: 37,792,461 km (0.087 R)
• M28: 38,475,824 km (0.114 R)
• M29: 38,751,533 km (0.094 R)
• M30: 40,291,195 km (0.117 R)
• M31: 44,091,429 km (0.095 R)
• M32: 45,307,211 km (0.096 R)
• M33: 51,722,566 km (0.094 R)
• M34: 56,201,676 km (0.074 R)
• M35: 60,373,661 km (0.081 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 944.5

Radius: 7.5

Gravity: 16.79 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 6.99 AU - 11.17 AU

Year: 17666 Days

Day: 22.6 Hours

Environment

Temp: -230 °C

Axial Tilt: 20.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 81,438,770 km

• M1: 93,349 km (0.039 R)
• M2: 510,578 km (0.091 R)
• M3: 794,065 km (0.068 R)
• M4: 1,252,583 km (0.1 R)
• M5: 1,542,504 km (0.106 R)
• M6: 1,953,449 km (0.058 R)
• M7: 2,527,157 km (0.103 R)
• M8: 3,235,652 km (0.116 R)
• M9: 4,641,872 km (0.03 R)
• M10: 6,817,624 km (0.111 R)
• M11: 8,333,948 km (0.08 R)
• M12: 9,827,234 km (0.111 R)
• M13: 10,241,769 km (0.098 R)
• M14: 11,884,504 km (0.09 R)
• M15: 13,049,123 km (0.071 R)
• M16: 15,052,388 km (0.103 R)
• M17: 15,603,507 km (0.066 R)
• M18: 17,337,645 km (0.097 R)
• M19: 18,473,243 km (0.073 R)
• M20: 20,698,810 km (0.073 R)
• M21: 21,281,943 km (0.086 R)
• M22: 31,393,562 km (0.111 R)
• M23: 37,332,448 km (0.096 R)
• M24: 38,487,044 km (0.086 R)
• M25: 39,814,277 km (0.11 R)
• M26: 41,630,993 km (0.115 R)
• M27: 42,559,697 km (0.089 R)
• M28: 56,484,117 km (0.037 R)
• M29: 57,431,371 km (0.073 R)
• M30: 61,326,151 km (0.071 R)
• M31: 70,289,158 km (0.07 R)
• M32: 72,047,531 km (0.079 R)
• M33: 77,498,728 km (0.103 R)

Planet 10 - Ice Giant

Semi-Major Axis: 10.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 607.1

Radius: 6.4

Gravity: 14.82 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 9.15 AU - 12.83 AU

Year: 23524 Days

Day: 15.4 Hours

Environment

Temp: -226 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 81,438,770 km

• M1: 82,728 km (0.092 R)
• M2: 412,890 km (0.101 R)
• M3: 1,056,610 km (0.08 R)
• M4: 1,320,500 km (0.063 R)
• M5: 3,277,390 km (0.03 R)
• M6: 3,843,917 km (0.089 R)
• M7: 4,579,340 km (0.054 R)
• M8: 5,055,810 km (0.104 R)
• M9: 8,154,730 km (0.086 R)
• M10: 8,854,249 km (0.093 R)
• M11: 9,418,981 km (0.096 R)
• M12: 10,557,720 km (0.095 R)
• M13: 12,538,097 km (0.075 R)
• M14: 14,215,089 km (0.098 R)
• M15: 16,201,300 km (0.028 R)
• M16: 17,390,902 km (0.061 R)
• M17: 18,096,256 km (0.042 R)
• M18: 21,108,858 km (0.104 R)
• M19: 26,001,606 km (0.111 R)
• M20: 26,459,675 km (0.082 R)
• M21: 26,690,803 km (0.112 R)
• M22: 40,040,768 km (0.11 R)
• M23: 40,651,576 km (0.062 R)
• M24: 42,679,824 km (0.106 R)
• M25: 42,997,719 km (0.096 R)
• M26: 58,603,171 km (0.069 R)
• M27: 59,192,885 km (0.074 R)
• M28: 79,261,739 km (0.082 R)
• M29: 81,438,837 km (0.105 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 434 - 16,857 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit