🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.09

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 0.53 AU - 0.59 AU

Year: 150 Days

Day: 23.2 Hours

Environment

Temp: 173 °C

Axial Tilt: 23.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 115,604,796 km

• M1: 39,045 km (0.1 R)

Asteroid Belt

Center: 2.35 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 4.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.2

Radius: 1.08

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 4.11 AU - 4.15 AU

Year: 3006 Days

Day: 12.9 Hours

Environment

Temp: -114 °C

Axial Tilt: 0.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.06 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 7.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 337

Radius: 9.7

Gravity: 3.58 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 7.26 AU - 8.7 AU

Year: 8074 Days

Day: 5.9 Hours

Environment

Temp: -151 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 115,604,796 km

• M1: 120,576 km (0.109 R)
• M2: 523,593 km (0.1 R)
• M3: 830,567 km (0.098 R)
• M4: 1,534,276 km (0.096 R)
• M5: 1,872,217 km (0.105 R)
• M6: 2,811,393 km (0.113 R)
• M7: 4,405,956 km (0.056 R)
• M8: 5,014,820 km (0.073 R)
• M9: 5,354,257 km (0.089 R)
• M10: 5,769,541 km (0.062 R)
• M11: 6,238,381 km (0.102 R)
• M12: 6,902,745 km (0.03 R)
• M13: 7,431,424 km (0.104 R)
• M14: 8,609,657 km (0.094 R)
• M15: 9,348,670 km (0.116 R)
• M16: 10,084,841 km (0.034 R)
• M17: 11,869,843 km (0.099 R)
• M18: 13,153,243 km (0.11 R)
• M19: 13,582,888 km (0.117 R)
• M20: 17,109,658 km (0.073 R)
• M21: 23,087,589 km (0.11 R)
• M22: 26,329,375 km (0.08 R)
• M23: 26,669,411 km (0.063 R)
• M24: 27,970,613 km (0.117 R)
• M25: 29,954,730 km (0.063 R)
• M26: 30,325,433 km (0.115 R)
• M27: 30,792,927 km (0.067 R)

Planet 4 - Gas Giant

Semi-Major Axis: 10.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 164.9

Radius: 11.6

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 8.34 AU - 13.06 AU

Year: 12536 Days

Day: 9.2 Hours

Environment

Temp: -184 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 115,604,796 km

• M1: 158,873 km (0.09 R)
• M2: 592,258 km (0.093 R)
• M3: 968,945 km (0.097 R)
• M4: 2,114,267 km (0.047 R)
• M5: 3,165,940 km (0.062 R)
• M6: 4,563,932 km (0.104 R)
• M7: 9,845,335 km (0.069 R)
• M8: 11,435,860 km (0.053 R)
• M9: 13,518,860 km (0.117 R)
• M10: 14,883,791 km (0.077 R)
• M11: 17,229,785 km (0.119 R)
• M12: 22,799,015 km (0.106 R)
• M13: 23,670,123 km (0.116 R)
• M14: 24,236,052 km (0.119 R)
• M15: 27,555,629 km (0.092 R)
• M16: 31,360,351 km (0.045 R)
• M17: 32,141,551 km (0.029 R)

Planet 5 - Gas Giant

Semi-Major Axis: 11.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 594.1

Radius: 10.7

Gravity: 5.19 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 11.17 AU - 11.71 AU

Year: 13858 Days

Day: 12.2 Hours

Environment

Temp: -185 °C

Axial Tilt: 11.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 115,604,796 km

• M1: 139,276 km (0.106 R)
• M2: 553,363 km (0.099 R)
• M3: 1,084,136 km (0.088 R)
• M4: 1,487,152 km (0.118 R)
• M5: 2,264,164 km (0.094 R)
• M6: 2,799,874 km (0.099 R)
• M7: 4,039,890 km (0.048 R)
• M8: 5,128,365 km (0.114 R)
• M9: 5,614,857 km (0.115 R)
• M10: 6,966,773 km (0.11 R)
• M11: 10,248,950 km (0.055 R)
• M12: 17,722,261 km (0.082 R)
• M13: 19,162,889 km (0.083 R)
• M14: 21,027,776 km (0.067 R)
• M15: 26,316,061 km (0.102 R)
• M16: 42,150,098 km (0.051 R)
• M17: 47,517,220 km (0.091 R)
• M18: 50,285,679 km (0.098 R)
• M19: 54,803,235 km (0.091 R)
• M20: 55,135,941 km (0.113 R)

Planet 6 - Ice Giant

Semi-Major Axis: 19.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 825.9

Radius: 6.4

Gravity: 20.16 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 16.69 AU - 22.63 AU

Year: 31221 Days

Day: 24.4 Hours

Environment

Temp: -191 °C

Axial Tilt: 13.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 115,604,796 km

• M1: 79,736 km (0.1 R)
• M2: 826,528 km (0.105 R)
• M3: 1,529,339 km (0.066 R)
• M4: 1,843,195 km (0.086 R)
• M5: 2,271,045 km (0.069 R)
• M6: 3,922,456 km (0.055 R)
• M7: 4,173,781 km (0.115 R)
• M8: 4,435,726 km (0.081 R)
• M9: 8,859,336 km (0.094 R)
• M10: 9,293,020 km (0.072 R)
• M11: 9,805,991 km (0.088 R)
• M12: 10,818,320 km (0.112 R)
• M13: 12,426,646 km (0.066 R)
• M14: 13,610,564 km (0.11 R)
• M15: 14,954,402 km (0.101 R)
• M16: 17,322,835 km (0.116 R)
• M17: 18,797,272 km (0.067 R)
• M18: 19,204,178 km (0.09 R)
• M19: 23,484,622 km (0.067 R)
• M20: 24,434,867 km (0.115 R)
• M21: 25,164,307 km (0.09 R)
• M22: 26,159,282 km (0.111 R)
• M23: 26,539,111 km (0.091 R)
• M24: 28,360,316 km (0.101 R)
• M25: 29,848,366 km (0.109 R)
• M26: 32,832,693 km (0.033 R)
• M27: 33,720,557 km (0.075 R)
• M28: 35,235,684 km (0.099 R)
• M29: 37,914,533 km (0.106 R)
• M30: 39,552,181 km (0.079 R)
• M31: 40,557,180 km (0.053 R)
• M32: 40,895,869 km (0.03 R)
• M33: 45,838,284 km (0.084 R)
• M34: 46,946,804 km (0.102 R)
• M35: 65,319,068 km (0.115 R)
• M36: 75,820,240 km (0.114 R)
• M37: 76,592,165 km (0.066 R)
• M38: 87,956,966 km (0.118 R)
• M39: 88,240,304 km (0.047 R)
• M40: 93,447,656 km (0.098 R)

Planet 7 - Ice Giant

Semi-Major Axis: 19.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 943.5

Radius: 7

Gravity: 19.26 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 16.44 AU - 23.46 AU

Year: 31914 Days

Day: 19.4 Hours

Environment

Temp: -192 °C

Axial Tilt: 6.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 115,604,796 km

• M1: 139,724 km (0.071 R)
• M2: 560,244 km (0.1 R)
• M3: 2,070,883 km (0.078 R)
• M4: 2,761,128 km (0.086 R)
• M5: 3,697,611 km (0.05 R)
• M6: 4,238,407 km (0.059 R)
• M7: 5,612,463 km (0.101 R)
• M8: 6,130,222 km (0.115 R)
• M9: 8,768,380 km (0.113 R)
• M10: 13,022,794 km (0.034 R)
• M11: 13,844,685 km (0.07 R)
• M12: 16,423,602 km (0.078 R)
• M13: 23,811,942 km (0.11 R)
• M14: 33,449,186 km (0.092 R)
• M15: 34,058,498 km (0.111 R)
• M16: 34,675,141 km (0.073 R)
• M17: 34,986,304 km (0.096 R)
• M18: 35,614,167 km (0.107 R)
• M19: 37,706,592 km (0.088 R)
• M20: 38,532,821 km (0.112 R)
• M21: 38,866,574 km (0.057 R)
• M22: 39,709,708 km (0.072 R)
• M23: 40,050,192 km (0.059 R)
• M24: 45,768,122 km (0.094 R)
• M25: 47,087,575 km (0.109 R)
• M26: 55,753,930 km (0.119 R)
• M27: 57,258,435 km (0.112 R)
• M28: 62,621,818 km (0.094 R)
• M29: 62,852,349 km (0.118 R)
• M30: 68,554,870 km (0.058 R)
• M31: 81,798,321 km (0.088 R)
• M32: 89,453,992 km (0.077 R)
• M33: 91,810,756 km (0.111 R)
• M34: 96,340,730 km (0.11 R)
• M35: 103,894,973 km (0.045 R)
• M36: 112,854,539 km (0.12 R)

Kuiper Belt

Range: 30.6 - 45.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 172 - 19,447 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit