🌌 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: 0.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 585.2

Radius: 10.7

Gravity: 5.11 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 0.53 AU - 0.73 AU

Year: 351 Days

Day: 11.6 Hours

Environment

Temp: -158 °C

Axial Tilt: 16.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 89,685,301 km

• M1: 134,788 km (0.099 R)
• M2: 502,649 km (0.082 R)
• M3: 901,477 km (0.071 R)
• M4: 1,454,989 km (0.099 R)
• M5: 1,824,944 km (0.106 R)
• M6: 2,217,040 km (0.086 R)
• M7: 2,563,659 km (0.104 R)
• M8: 3,142,154 km (0.118 R)
• M9: 4,614,795 km (0.103 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 574.1

Radius: 14.6

Gravity: 2.69 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 0.82 AU - 1.26 AU

Year: 746 Days

Day: 13.1 Hours

Environment

Temp: -168 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 89,685,301 km

• M1: 181,612 km (0.12 R)
• M2: 732,730 km (0.111 R)
• M3: 1,262,756 km (0.079 R)
• M4: 1,780,215 km (0.046 R)
• M5: 2,534,637 km (0.042 R)
• M6: 3,767,174 km (0.117 R)
• M7: 4,558,696 km (0.11 R)
• M8: 5,037,260 km (0.069 R)
• M9: 6,638,406 km (0.101 R)
• M10: 7,255,946 km (0.099 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 776.4

Radius: 10.3

Gravity: 7.32 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 2.1 AU - 3.04 AU

Year: 2896 Days

Day: 8.4 Hours

Environment

Temp: -205 °C

Axial Tilt: 24.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 89,685,301 km

• M1: 128,205 km (0.067 R)
• M2: 505,940 km (0.081 R)
• M3: 1,159,832 km (0.065 R)
• M4: 1,488,948 km (0.068 R)
• M5: 2,018,823 km (0.045 R)
• M6: 2,718,193 km (0.059 R)
• M7: 3,347,552 km (0.109 R)
• M8: 3,947,439 km (0.066 R)
• M9: 5,040,251 km (0.09 R)
• M10: 5,412,301 km (0.096 R)
• M11: 6,409,072 km (0.057 R)
• M12: 6,757,336 km (0.09 R)
• M13: 8,553,707 km (0.071 R)
• M14: 10,056,717 km (0.079 R)
• M15: 10,850,782 km (0.091 R)
• M16: 11,643,202 km (0.106 R)
• M17: 12,834,899 km (0.114 R)
• M18: 13,484,154 km (0.088 R)
• M19: 14,203,719 km (0.082 R)
• M20: 17,118,335 km (0.084 R)
• M21: 18,892,266 km (0.117 R)
• M22: 20,912,137 km (0.109 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 821.4

Radius: 14.8

Gravity: 3.75 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 2.3 AU - 2.96 AU

Year: 2998 Days

Day: 13.1 Hours

Environment

Temp: -200 °C

Axial Tilt: 4.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 89,685,301 km

• M1: 184,005 km (0.065 R)
• M2: 691,441 km (0.076 R)
• M3: 1,170,903 km (0.113 R)
• M4: 1,676,095 km (0.12 R)
• M5: 2,191,459 km (0.115 R)
• M6: 2,995,548 km (0.101 R)
• M7: 3,826,863 km (0.092 R)
• M8: 4,807,627 km (0.115 R)
• M9: 5,576,709 km (0.086 R)
• M10: 6,255,734 km (0.072 R)
• M11: 7,112,032 km (0.109 R)
• M12: 7,845,810 km (0.063 R)
• M13: 9,729,846 km (0.093 R)
• M14: 10,393,910 km (0.069 R)
• M15: 12,298,441 km (0.087 R)
• M16: 13,691,347 km (0.075 R)
• M17: 15,868,145 km (0.119 R)
• M18: 16,351,646 km (0.078 R)
• M19: 16,844,870 km (0.069 R)
• M20: 20,644,357 km (0.101 R)
• M21: 22,339,450 km (0.094 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 457.1

Radius: 12.7

Gravity: 2.83 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 2.23 AU - 3.59 AU

Year: 3489 Days

Day: 11 Hours

Environment

Temp: -216 °C

Axial Tilt: 11.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 89,685,301 km

• M1: 157,975 km (0.109 R)
• M2: 660,475 km (0.086 R)
• M3: 1,127,220 km (0.037 R)
• M4: 1,619,846 km (0.107 R)
• M5: 2,365,890 km (0.084 R)
• M6: 3,190,623 km (0.072 R)
• M7: 4,198,614 km (0.085 R)
• M8: 4,743,000 km (0.074 R)
• M9: 5,236,374 km (0.12 R)
• M10: 6,135,158 km (0.087 R)
• M11: 7,438,754 km (0.084 R)
• M12: 8,574,501 km (0.08 R)
• M13: 9,637,244 km (0.035 R)
• M14: 11,768,715 km (0.113 R)
• M15: 12,990,032 km (0.051 R)
• M16: 14,198,035 km (0.062 R)
• M17: 15,479,640 km (0.038 R)
• M18: 16,998,507 km (0.081 R)
• M19: 18,328,881 km (0.087 R)
• M20: 19,430,519 km (0.111 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 891

Radius: 7.6

Gravity: 15.43 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 6.23 AU - 8.05 AU

Year: 13411 Days

Day: 16.7 Hours

Environment

Temp: -237 °C

Axial Tilt: 9.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 89,685,301 km

• M1: 94,546 km (0.07 R)
• M2: 452,833 km (0.111 R)
• M3: 761,902 km (0.081 R)
• M4: 1,415,794 km (0.106 R)
• M5: 1,692,700 km (0.09 R)
• M6: 2,118,455 km (0.111 R)
• M7: 3,108,494 km (0.11 R)
• M8: 3,445,089 km (0.06 R)
• M9: 4,253,067 km (0.073 R)
• M10: 5,006,442 km (0.08 R)
• M11: 5,506,847 km (0.087 R)
• M12: 5,884,283 km (0.107 R)
• M13: 7,121,158 km (0.035 R)
• M14: 9,236,023 km (0.095 R)
• M15: 10,266,902 km (0.101 R)
• M16: 10,839,263 km (0.116 R)
• M17: 12,299,787 km (0.115 R)
• M18: 17,704,609 km (0.096 R)
• M19: 17,948,902 km (0.11 R)
• M20: 18,444,071 km (0.089 R)
• M21: 21,331,759 km (0.06 R)
• M22: 23,027,451 km (0.091 R)
• M23: 23,318,568 km (0.08 R)
• M24: 32,381,656 km (0.087 R)
• M25: 35,900,946 km (0.103 R)
• M26: 36,686,933 km (0.105 R)
• M27: 38,157,480 km (0.115 R)
• M28: 40,366,293 km (0.069 R)
• M29: 41,216,009 km (0.034 R)
• M30: 41,645,354 km (0.086 R)
• M31: 42,077,692 km (0.104 R)
• M32: 42,804,888 km (0.079 R)
• M33: 50,380,374 km (0.118 R)
• M34: 57,190,069 km (0.096 R)
• M35: 58,802,585 km (0.087 R)
• M36: 59,346,672 km (0.116 R)
• M37: 62,682,405 km (0.118 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 187.7

Radius: 4.4

Gravity: 9.7 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 7.54 AU - 7.76 AU

Year: 14873 Days

Day: 18.6 Hours

Environment

Temp: -224 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 89,685,301 km

• M1: 63,878 km (0.051 R)
• M2: 373,995 km (0.099 R)
• M3: 925,113 km (0.072 R)
• M4: 1,345,184 km (0.071 R)
• M5: 2,024,658 km (0.096 R)
• M6: 2,348,537 km (0.05 R)
• M7: 3,412,327 km (0.085 R)
• M8: 4,207,291 km (0.079 R)
• M9: 9,850,421 km (0.115 R)
• M10: 12,403,309 km (0.104 R)
• M11: 12,680,514 km (0.095 R)
• M12: 14,615,413 km (0.103 R)
• M13: 15,428,776 km (0.098 R)
• M14: 36,120,705 km (0.115 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 942.7

Radius: 4.3

Gravity: 50.98 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 7.29 AU - 8.15 AU

Year: 15078 Days

Day: 18.8 Hours

Environment

Temp: -225 °C

Axial Tilt: 22.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 89,685,301 km

• M1: 55,800 km (0.097 R)
• M2: 210,933 km (0.058 R)
• M3: 368,160 km (0.049 R)
• M4: 711,487 km (0.079 R)
• M5: 905,815 km (0.086 R)
• M6: 1,256,473 km (0.086 R)
• M7: 1,591,273 km (0.074 R)
• M8: 2,180,987 km (0.119 R)
• M9: 2,502,922 km (0.088 R)
• M10: 2,758,435 km (0.073 R)
• M11: 3,134,823 km (0.114 R)
• M12: 5,431,001 km (0.088 R)
• M13: 5,701,175 km (0.119 R)
• M14: 11,022,970 km (0.037 R)
• M15: 12,421,710 km (0.071 R)
• M16: 13,163,565 km (0.105 R)
• M17: 15,336,475 km (0.09 R)
• M18: 15,953,865 km (0.098 R)
• M19: 17,737,072 km (0.111 R)
• M20: 18,938,492 km (0.079 R)
• M21: 23,066,047 km (0.109 R)
• M22: 26,970,252 km (0.056 R)
• M23: 29,962,658 km (0.082 R)
• M24: 32,159,204 km (0.09 R)
• M25: 37,006,773 km (0.1 R)
• M26: 41,870,798 km (0.074 R)
• M27: 44,300,268 km (0.12 R)
• M28: 47,143,824 km (0.065 R)
• M29: 47,467,105 km (0.101 R)
• M30: 52,668,623 km (0.091 R)
• M31: 57,130,380 km (0.072 R)
• M32: 58,609,603 km (0.078 R)
• M33: 61,451,664 km (0.109 R)
• M34: 62,808,816 km (0.111 R)
• M35: 65,582,809 km (0.079 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 941.6

Radius: 7.7

Gravity: 15.88 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 9.29 AU - 10.47 AU

Year: 21829 Days

Day: 19 Hours

Environment

Temp: -241 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 89,685,301 km

• M1: 97,987 km (0.073 R)
• M2: 1,171,651 km (0.114 R)
• M3: 2,490,505 km (0.089 R)
• M4: 3,344,709 km (0.074 R)
• M5: 4,707,695 km (0.077 R)
• M6: 5,451,047 km (0.045 R)
• M7: 7,169,179 km (0.086 R)
• M8: 7,419,456 km (0.063 R)
• M9: 7,779,538 km (0.117 R)
• M10: 8,259,598 km (0.109 R)
• M11: 9,337,899 km (0.092 R)
• M12: 10,190,607 km (0.082 R)
• M13: 11,840,671 km (0.11 R)
• M14: 12,547,970 km (0.051 R)
• M15: 12,912,091 km (0.089 R)
• M16: 13,358,192 km (0.057 R)
• M17: 18,777,674 km (0.099 R)
• M18: 19,836,678 km (0.057 R)
• M19: 21,036,901 km (0.074 R)
• M20: 23,912,920 km (0.055 R)
• M21: 26,442,172 km (0.114 R)
• M22: 28,141,454 km (0.085 R)
• M23: 28,765,576 km (0.101 R)
• M24: 29,654,936 km (0.077 R)
• M25: 35,814,029 km (0.099 R)
• M26: 36,546,909 km (0.066 R)
• M27: 38,805,688 km (0.094 R)
• M28: 41,798,243 km (0.095 R)
• M29: 48,060,859 km (0.115 R)
• M30: 58,079,429 km (0.118 R)
• M31: 58,684,851 km (0.067 R)
• M32: 66,281,281 km (0.039 R)
• M33: 72,857,305 km (0.087 R)
• M34: 76,665,318 km (0.09 R)
• M35: 77,150,464 km (0.094 R)
• M36: 77,393,710 km (0.063 R)
• M37: 78,618,019 km (0.097 R)
• M38: 79,606,861 km (0.035 R)
• M39: 80,353,803 km (0.038 R)
• M40: 83,901,517 km (0.032 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 471 - 17,773 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit