🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.86

Radius: 1.28

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 0.49 AU - 0.51 AU

Year: 232 Days

Day: 35.2 Hours

Environment

Temp: -125 °C

Axial Tilt: 42 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.66

Radius: 0.85

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 0.64 AU - 0.66 AU

Year: 344 Days

Day: 37.5 Hours

Environment

Temp: -129 °C

Axial Tilt: 37 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 63,073,146 km

• M1: 315,053 km (0.072 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 485

Radius: 9.6

Gravity: 5.26 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 0.84 AU - 0.94 AU

Year: 551 Days

Day: 14.4 Hours

Environment

Temp: -154 °C

Axial Tilt: 7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 63,073,146 km

• M1: 137,480 km (0.039 R)
• M2: 452,234 km (0.08 R)
• M3: 868,416 km (0.076 R)
• M4: 1,278,463 km (0.075 R)
• M5: 1,960,031 km (0.112 R)
• M6: 3,259,887 km (0.093 R)
• M7: 3,574,940 km (0.108 R)
• M8: 5,045,338 km (0.114 R)

Asteroid Belt

Center: 2.61 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 136.9

Radius: 12.7

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 4.31 AU - 4.35 AU

Year: 5911 Days

Day: 12.9 Hours

Environment

Temp: -213 °C

Axial Tilt: 17.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 63,073,146 km

• M1: 164,109 km (0.118 R)
• M2: 578,645 km (0.103 R)
• M3: 1,791,883 km (0.092 R)
• M4: 4,261,595 km (0.081 R)
• M5: 4,961,114 km (0.051 R)
• M6: 5,660,035 km (0.117 R)
• M7: 7,314,887 km (0.062 R)
• M8: 9,557,210 km (0.116 R)
• M9: 10,182,828 km (0.102 R)
• M10: 11,112,429 km (0.065 R)
• M11: 14,384,134 km (0.103 R)
• M12: 18,138,742 km (0.117 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 634.5

Radius: 10.1

Gravity: 6.22 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 4.36 AU - 6.8 AU

Year: 8647 Days

Day: 13.7 Hours

Environment

Temp: -225 °C

Axial Tilt: 16.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 63,073,146 km

• M1: 127,009 km (0.068 R)
• M2: 468,989 km (0.075 R)
• M3: 786,286 km (0.085 R)
• M4: 1,211,144 km (0.11 R)
• M5: 1,645,128 km (0.087 R)
• M6: 2,519,827 km (0.104 R)
• M7: 3,061,221 km (0.077 R)
• M8: 3,606,057 km (0.061 R)
• M9: 4,600,135 km (0.087 R)
• M10: 5,834,018 km (0.045 R)
• M11: 6,314,227 km (0.053 R)
• M12: 6,673,262 km (0.103 R)
• M13: 7,751,862 km (0.118 R)
• M14: 9,167,657 km (0.059 R)
• M15: 13,362,231 km (0.118 R)
• M16: 13,716,180 km (0.081 R)
• M17: 15,259,132 km (0.112 R)
• M18: 17,821,445 km (0.116 R)
• M19: 20,114,032 km (0.117 R)
• M20: 21,612,554 km (0.03 R)
• M21: 22,679,935 km (0.082 R)
• M22: 25,637,185 km (0.064 R)
• M23: 26,276,417 km (0.109 R)
• M24: 27,208,113 km (0.112 R)
• M25: 29,335,095 km (0.114 R)
• M26: 30,438,978 km (0.025 R)
• M27: 32,410,827 km (0.058 R)
• M28: 34,026,634 km (0.108 R)
• M29: 36,149,577 km (0.092 R)
• M30: 38,122,474 km (0.078 R)
• M31: 39,436,691 km (0.094 R)
• M32: 39,800,364 km (0.109 R)

Planet 6 - Ice Giant

Semi-Major Axis: 5.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 729.6

Radius: 5.8

Gravity: 21.69 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 4.95 AU - 6.99 AU

Year: 9569 Days

Day: 15.2 Hours

Environment

Temp: -228 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 63,073,146 km

• M1: 73,602 km (0.116 R)
• M2: 322,234 km (0.104 R)
• M3: 672,442 km (0.081 R)
• M4: 965,505 km (0.111 R)
• M5: 2,177,696 km (0.117 R)
• M6: 3,155,468 km (0.1 R)
• M7: 3,489,071 km (0.106 R)
• M8: 5,863,788 km (0.091 R)
• M9: 6,630,926 km (0.094 R)
• M10: 9,869,570 km (0.108 R)
• M11: 15,061,813 km (0.064 R)
• M12: 15,800,078 km (0.05 R)
• M13: 21,824,983 km (0.111 R)
• M14: 26,241,561 km (0.117 R)
• M15: 27,604,996 km (0.052 R)
• M16: 33,082,821 km (0.027 R)
• M17: 36,074,928 km (0.109 R)
• M18: 37,393,484 km (0.071 R)
• M19: 42,723,656 km (0.032 R)
• M20: 46,685,606 km (0.062 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 676

Radius: 3

Gravity: 75.11 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 5.37 AU - 7.33 AU

Year: 10497 Days

Day: 21.4 Hours

Environment

Temp: -228 °C

Axial Tilt: 0.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 63,073,146 km

• M1: 37,250 km (0.108 R)
• M2: 178,321 km (0.107 R)
• M3: 319,840 km (0.104 R)
• M4: 540,647 km (0.066 R)
• M5: 964,308 km (0.034 R)
• M6: 1,238,521 km (0.075 R)
• M7: 1,476,381 km (0.062 R)
• M8: 1,839,755 km (0.107 R)
• M9: 1,973,196 km (0.116 R)
• M10: 2,113,070 km (0.074 R)
• M11: 2,335,223 km (0.103 R)
• M12: 3,236,999 km (0.09 R)
• M13: 3,583,168 km (0.096 R)
• M14: 3,765,079 km (0.116 R)
• M15: 4,261,595 km (0.108 R)
• M16: 5,021,552 km (0.1 R)
• M17: 5,552,774 km (0.116 R)
• M18: 5,726,158 km (0.1 R)
• M19: 6,494,193 km (0.076 R)
• M20: 6,962,734 km (0.108 R)
• M21: 8,054,349 km (0.1 R)
• M22: 8,321,531 km (0.074 R)
• M23: 9,647,267 km (0.114 R)
• M24: 10,676,052 km (0.108 R)
• M25: 10,890,276 km (0.09 R)
• M26: 11,272,050 km (0.099 R)
• M27: 12,529,719 km (0.115 R)
• M28: 14,005,203 km (0.112 R)
• M29: 15,592,586 km (0.113 R)
• M30: 15,868,295 km (0.073 R)
• M31: 18,729,205 km (0.061 R)
• M32: 19,834,583 km (0.114 R)
• M33: 19,995,999 km (0.029 R)
• M34: 23,862,955 km (0.06 R)
• M35: 27,094,867 km (0.115 R)
• M36: 27,293,533 km (0.075 R)
• M37: 29,334,347 km (0.103 R)
• M38: 38,766,792 km (0.115 R)
• M39: 48,848,791 km (0.1 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 503.5

Radius: 3

Gravity: 55.94 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 7.11 AU - 7.59 AU

Year: 13072 Days

Day: 23.1 Hours

Environment

Temp: -215 °C

Axial Tilt: 17.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 63,073,146 km

• M1: 40,391 km (0.108 R)
• M2: 135,835 km (0.025 R)
• M3: 248,931 km (0.083 R)
• M4: 854,503 km (0.097 R)
• M5: 988,244 km (0.065 R)
• M6: 1,123,779 km (0.091 R)
• M7: 1,364,033 km (0.114 R)
• M8: 1,997,730 km (0.065 R)
• M9: 2,291,241 km (0.103 R)
• M10: 3,055,985 km (0.107 R)
• M11: 4,320,536 km (0.077 R)
• M12: 4,778,006 km (0.115 R)
• M13: 5,402,877 km (0.113 R)
• M14: 7,515,498 km (0.108 R)
• M15: 9,210,591 km (0.09 R)
• M16: 9,407,911 km (0.119 R)
• M17: 11,999,844 km (0.052 R)
• M18: 12,235,161 km (0.1 R)
• M19: 15,303,862 km (0.051 R)
• M20: 17,763,251 km (0.073 R)
• M21: 17,992,136 km (0.115 R)
• M22: 18,455,889 km (0.108 R)
• M23: 19,246,215 km (0.046 R)
• M24: 21,839,494 km (0.114 R)
• M25: 24,186,385 km (0.111 R)
• M26: 24,750,968 km (0.112 R)
• M27: 27,910,774 km (0.06 R)
• M28: 30,340,842 km (0.106 R)
• M29: 33,138,172 km (0.031 R)
• M30: 34,777,167 km (0.118 R)
• M31: 35,980,532 km (0.115 R)
• M32: 40,410,723 km (0.099 R)
• M33: 40,542,369 km (0.068 R)
• M34: 41,071,796 km (0.082 R)
• M35: 44,626,242 km (0.083 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 304.5

Radius: 7.4

Gravity: 5.56 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 9.09 AU - 12.11 AU

Year: 22640 Days

Day: 18.2 Hours

Environment

Temp: -240 °C

Axial Tilt: 0.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 63,073,146 km

• M1: 99,931 km (0.082 R)
• M2: 1,029,682 km (0.042 R)
• M3: 2,098,260 km (0.04 R)
• M4: 4,496,613 km (0.06 R)
• M5: 4,791,620 km (0.066 R)
• M6: 11,694,365 km (0.109 R)
• M7: 21,417,927 km (0.109 R)
• M8: 22,254,778 km (0.085 R)
• M9: 24,997,655 km (0.083 R)
• M10: 29,522,392 km (0.064 R)
• M11: 37,688,491 km (0.098 R)
• M12: 44,342,305 km (0.083 R)
• M13: 46,312,060 km (0.105 R)
• M14: 51,738,124 km (0.068 R)
• M15: 52,069,932 km (0.112 R)
• M16: 56,337,661 km (0.105 R)
• M17: 62,884,363 km (0.094 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 227 - 10,338 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit