🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.76

Radius: 0.9

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 0.6 AU - 0.7 AU

Year: 189 Days

Day: 47.1 Hours

Environment

Temp: 131 °C

Axial Tilt: 21.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.89

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 0.78 AU - 1.22 AU

Year: 360 Days

Day: 26.3 Hours

Environment

Temp: 46 °C

Axial Tilt: 100.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.52

Radius: 0.77

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 0.99 AU - 1.43 AU

Year: 479 Days

Day: 41.2 Hours

Environment

Temp: 23 °C

Axial Tilt: 7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 3.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.45

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 2.73 AU - 3.55 AU

Year: 2002 Days

Day: 14.2 Hours

Environment

Temp: -95 °C

Axial Tilt: 14.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.71 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 651.8

Radius: 10.1

Gravity: 6.39 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 6.12 AU - 6.42 AU

Year: 5650 Days

Day: 10.2 Hours

Environment

Temp: -141 °C

Axial Tilt: 46.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 61,488,977 km

• M1: 127,158 km (0.099 R)
• M2: 845,378 km (0.042 R)
• M3: 1,354,010 km (0.089 R)
• M4: 1,751,342 km (0.057 R)
• M5: 2,073,875 km (0.111 R)
• M6: 2,897,112 km (0.062 R)
• M7: 3,479,347 km (0.101 R)
• M8: 4,484,196 km (0.048 R)
• M9: 4,823,335 km (0.043 R)
• M10: 5,792,579 km (0.092 R)
• M11: 7,849,400 km (0.09 R)
• M12: 8,343,971 km (0.081 R)
• M13: 9,062,789 km (0.029 R)
• M14: 10,761,622 km (0.117 R)
• M15: 11,372,430 km (0.114 R)
• M16: 12,870,054 km (0.117 R)
• M17: 13,397,387 km (0.112 R)
• M18: 13,884,178 km (0.067 R)
• M19: 14,382,788 km (0.115 R)
• M20: 15,592,736 km (0.12 R)
• M21: 19,285,709 km (0.107 R)
• M22: 26,614,808 km (0.089 R)
• M23: 27,212,301 km (0.108 R)
• M24: 30,893,007 km (0.105 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 556.6

Radius: 14.5

Gravity: 2.65 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 6.34 AU - 6.92 AU

Year: 6144 Days

Day: 14.6 Hours

Environment

Temp: -152 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 61,488,977 km

• M1: 180,265 km (0.091 R)
• M2: 664,663 km (0.119 R)
• M3: 1,165,966 km (0.058 R)
• M4: 2,253,094 km (0.086 R)
• M5: 2,881,405 km (0.091 R)
• M6: 3,870,247 km (0.058 R)
• M7: 4,831,862 km (0.076 R)
• M8: 6,355,366 km (0.043 R)
• M9: 7,158,408 km (0.088 R)
• M10: 8,967,495 km (0.052 R)
• M11: 9,506,197 km (0.09 R)
• M12: 12,029,165 km (0.078 R)
• M13: 19,300,968 km (0.082 R)
• M14: 20,484,137 km (0.071 R)
• M15: 21,567,824 km (0.063 R)
• M16: 23,148,625 km (0.071 R)
• M17: 23,770,802 km (0.116 R)
• M18: 24,886,354 km (0.082 R)
• M19: 27,136,007 km (0.086 R)
• M20: 29,974,477 km (0.099 R)
• M21: 32,229,216 km (0.025 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 406.7

Radius: 10.2

Gravity: 3.91 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 7.26 AU - 10.72 AU

Year: 9701 Days

Day: 14 Hours

Environment

Temp: -168 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 61,488,977 km

• M1: 127,009 km (0.101 R)
• M2: 1,742,815 km (0.099 R)
• M3: 2,589,090 km (0.082 R)
• M4: 2,959,943 km (0.111 R)
• M5: 3,809,360 km (0.093 R)
• M6: 4,186,496 km (0.042 R)
• M7: 4,785,037 km (0.116 R)
• M8: 7,569,203 km (0.105 R)
• M9: 10,933,959 km (0.05 R)
• M10: 16,203,095 km (0.07 R)
• M11: 17,606,921 km (0.069 R)
• M12: 18,444,819 km (0.04 R)
• M13: 19,382,199 km (0.119 R)
• M14: 21,666,110 km (0.068 R)
• M15: 22,709,406 km (0.059 R)
• M16: 26,580,400 km (0.087 R)
• M17: 27,962,684 km (0.099 R)
• M18: 35,161,334 km (0.071 R)
• M19: 36,042,765 km (0.05 R)
• M20: 36,488,865 km (0.064 R)
• M21: 38,775,170 km (0.063 R)
• M22: 39,126,126 km (0.099 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 595.2

Radius: 11.7

Gravity: 4.35 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 10.21 AU - 12.15 AU

Year: 13453 Days

Day: 13.3 Hours

Environment

Temp: -175 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 61,488,977 km

• M1: 145,559 km (0.097 R)
• M2: 597,045 km (0.073 R)
• M3: 993,479 km (0.104 R)
• M4: 1,529,638 km (0.087 R)
• M5: 2,428,422 km (0.08 R)
• M6: 3,468,875 km (0.096 R)
• M7: 4,323,678 km (0.076 R)
• M8: 4,785,187 km (0.104 R)
• M9: 5,699,380 km (0.119 R)
• M10: 6,449,015 km (0.116 R)
• M11: 7,520,435 km (0.072 R)
• M12: 9,961,423 km (0.059 R)
• M13: 11,390,531 km (0.119 R)
• M14: 11,797,587 km (0.099 R)
• M15: 14,925,679 km (0.05 R)
• M16: 17,092,454 km (0.095 R)
• M17: 18,409,364 km (0.089 R)
• M18: 20,044,020 km (0.083 R)
• M19: 24,072,392 km (0.088 R)
• M20: 25,035,802 km (0.105 R)
• M21: 26,427,511 km (0.082 R)
• M22: 27,039,366 km (0.117 R)
• M23: 32,862,763 km (0.032 R)
• M24: 35,384,534 km (0.078 R)
• M25: 41,354,387 km (0.116 R)
• M26: 48,721,184 km (0.11 R)
• M27: 51,834,166 km (0.086 R)
• M28: 52,793,238 km (0.12 R)
• M29: 54,911,993 km (0.114 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 343

Radius: 6.8

Gravity: 7.42 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 13.04 AU - 16.6 AU

Year: 20533 Days

Day: 21.3 Hours

Environment

Temp: -189 °C

Axial Tilt: 16.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 61,488,977 km

• M1: 85,271 km (0.088 R)
• M2: 360,381 km (0.038 R)
• M3: 729,589 km (0.048 R)
• M4: 1,102,686 km (0.067 R)
• M5: 1,333,964 km (0.1 R)
• M6: 2,059,215 km (0.084 R)
• M7: 2,831,738 km (0.102 R)
• M8: 3,374,778 km (0.077 R)
• M9: 3,616,080 km (0.052 R)
• M10: 4,103,470 km (0.081 R)
• M11: 4,932,691 km (0.101 R)
• M12: 5,642,832 km (0.049 R)
• M13: 6,218,634 km (0.063 R)
• M14: 8,818,495 km (0.081 R)
• M15: 9,487,497 km (0.09 R)
• M16: 11,277,585 km (0.104 R)
• M17: 13,019,054 km (0.104 R)
• M18: 13,347,870 km (0.092 R)
• M19: 14,789,844 km (0.089 R)
• M20: 16,485,087 km (0.096 R)
• M21: 16,715,318 km (0.095 R)
• M22: 21,692,589 km (0.065 R)
• M23: 22,061,946 km (0.1 R)
• M24: 22,435,492 km (0.108 R)
• M25: 29,112,194 km (0.075 R)
• M26: 30,474,433 km (0.108 R)
• M27: 30,705,561 km (0.11 R)
• M28: 31,523,563 km (0.06 R)
• M29: 33,203,247 km (0.118 R)
• M30: 39,277,669 km (0.084 R)
• M31: 44,254,192 km (0.113 R)
• M32: 46,662,867 km (0.105 R)
• M33: 50,599,385 km (0.11 R)
• M34: 52,565,101 km (0.093 R)
• M35: 54,241,645 km (0.069 R)

Kuiper Belt

Range: 30.5 - 59.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 300 - 18,735 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit