🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.13

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 0.53 AU - 0.77 AU

Year: 344 Days

Day: 20.3 Hours

Environment

Temp: -124 °C

Axial Tilt: 44.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.03 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 379.1

Radius: 14

Gravity: 1.93 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 1.33 AU - 1.47 AU

Year: 1087 Days

Day: 6.5 Hours

Environment

Temp: -175 °C

Axial Tilt: 29.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 28,482,853 km

• M1: 174,132 km (0.118 R)
• M2: 882,627 km (0.105 R)
• M3: 1,353,562 km (0.11 R)
• M4: 2,139,399 km (0.045 R)
• M5: 3,060,922 km (0.03 R)
• M6: 3,522,880 km (0.065 R)
• M7: 3,971,075 km (0.096 R)
• M8: 4,758,259 km (0.086 R)
• M9: 5,326,881 km (0.045 R)
• M10: 6,369,129 km (0.114 R)
• M11: 7,084,058 km (0.035 R)
• M12: 7,779,987 km (0.083 R)
• M13: 8,419,667 km (0.031 R)
• M14: 8,882,822 km (0.085 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 312.6

Radius: 10.7

Gravity: 2.73 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 2.98 AU - 3.78 AU

Year: 4076 Days

Day: 14.2 Hours

Environment

Temp: -206 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 28,482,853 km

• M1: 134,189 km (0.087 R)
• M2: 877,392 km (0.074 R)
• M3: 1,274,275 km (0.105 R)
• M4: 1,680,283 km (0.085 R)
• M5: 2,376,063 km (0.068 R)
• M6: 5,318,354 km (0.082 R)
• M7: 5,771,187 km (0.051 R)
• M8: 8,071,104 km (0.045 R)
• M9: 8,500,899 km (0.116 R)
• M10: 9,957,833 km (0.064 R)
• M11: 10,765,512 km (0.08 R)
• M12: 11,368,690 km (0.056 R)
• M13: 13,314,360 km (0.025 R)
• M14: 19,103,498 km (0.102 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 739.9

Radius: 9.5

Gravity: 8.2 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 3.52 AU - 4.12 AU

Year: 4898 Days

Day: 12.3 Hours

Environment

Temp: -219 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 28,482,853 km

• M1: 118,182 km (0.089 R)
• M2: 611,107 km (0.118 R)
• M3: 998,865 km (0.072 R)
• M4: 1,314,516 km (0.118 R)
• M5: 1,828,385 km (0.069 R)
• M6: 2,676,007 km (0.086 R)
• M7: 3,004,524 km (0.11 R)
• M8: 3,787,818 km (0.081 R)
• M9: 4,179,914 km (0.045 R)
• M10: 5,815,019 km (0.08 R)
• M11: 7,129,984 km (0.116 R)
• M12: 9,029,727 km (0.083 R)
• M13: 10,205,268 km (0.105 R)
• M14: 13,375,396 km (0.032 R)
• M15: 15,240,582 km (0.085 R)
• M16: 18,549,538 km (0.03 R)
• M17: 21,289,572 km (0.114 R)
• M18: 22,606,333 km (0.092 R)
• M19: 23,744,324 km (0.066 R)
• M20: 24,920,312 km (0.091 R)
• M21: 25,970,340 km (0.063 R)
• M22: 29,120,572 km (0.106 R)

Asteroid Belt

Center: 4.33 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 714.6

Radius: 12.8

Gravity: 4.36 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 4.18 AU - 5.5 AU

Year: 6985 Days

Day: 14.1 Hours

Environment

Temp: -207 °C

Axial Tilt: 13.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 28,482,853 km

• M1: 159,920 km (0.084 R)
• M2: 995,873 km (0.064 R)
• M3: 1,455,438 km (0.077 R)
• M4: 1,937,292 km (0.103 R)
• M5: 2,385,338 km (0.094 R)
• M6: 3,317,931 km (0.063 R)
• M7: 4,141,467 km (0.092 R)
• M8: 4,753,772 km (0.116 R)
• M9: 5,214,832 km (0.049 R)
• M10: 6,061,107 km (0.116 R)
• M11: 7,366,947 km (0.08 R)
• M12: 7,789,412 km (0.073 R)
• M13: 9,286,437 km (0.029 R)
• M14: 9,734,483 km (0.102 R)
• M15: 10,722,727 km (0.068 R)
• M16: 11,985,033 km (0.097 R)
• M17: 13,287,881 km (0.061 R)
• M18: 13,742,509 km (0.117 R)
• M19: 15,791,850 km (0.057 R)
• M20: 18,315,118 km (0.029 R)
• M21: 19,309,046 km (0.115 R)
• M22: 19,966,828 km (0.095 R)
• M23: 23,564,956 km (0.099 R)
• M24: 26,756,477 km (0.073 R)
• M25: 28,785,024 km (0.059 R)
• M26: 29,933,636 km (0.088 R)
• M27: 30,421,325 km (0.108 R)
• M28: 31,212,399 km (0.09 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 931.5

Radius: 12.1

Gravity: 6.36 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 4.91 AU - 6.27 AU

Year: 8670 Days

Day: 6.9 Hours

Environment

Temp: -218 °C

Axial Tilt: 47 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 28,482,853 km

• M1: 150,495 km (0.111 R)
• M2: 553,213 km (0.11 R)
• M3: 930,050 km (0.054 R)
• M4: 1,516,174 km (0.1 R)
• M5: 2,918,804 km (0.037 R)
• M6: 3,300,877 km (0.08 R)
• M7: 3,950,880 km (0.091 R)
• M8: 6,957,797 km (0.065 R)
• M9: 7,480,193 km (0.076 R)
• M10: 9,158,830 km (0.08 R)
• M11: 10,137,201 km (0.093 R)
• M12: 10,756,984 km (0.083 R)
• M13: 11,677,909 km (0.058 R)
• M14: 12,301,433 km (0.072 R)
• M15: 14,692,605 km (0.097 R)
• M16: 15,218,891 km (0.079 R)
• M17: 17,089,014 km (0.088 R)
• M18: 19,735,101 km (0.113 R)
• M19: 21,031,366 km (0.094 R)
• M20: 26,885,131 km (0.111 R)
• M21: 27,277,377 km (0.103 R)
• M22: 29,920,472 km (0.026 R)
• M23: 31,629,328 km (0.111 R)
• M24: 32,507,767 km (0.119 R)
• M25: 36,904,000 km (0.093 R)
• M26: 37,877,582 km (0.108 R)
• M27: 38,494,674 km (0.088 R)
• M28: 44,217,839 km (0.08 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 141.5

Radius: 3

Gravity: 15.72 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 6.06 AU - 6.3 AU

Year: 10078 Days

Day: 18.1 Hours

Environment

Temp: -215 °C

Axial Tilt: 3.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 28,482,853 km

• M1: 39,195 km (0.101 R)
• M2: 211,681 km (0.07 R)
• M3: 616,044 km (0.096 R)
• M4: 760,107 km (0.075 R)
• M5: 1,068,877 km (0.114 R)
• M6: 1,561,503 km (0.045 R)
• M7: 1,857,856 km (0.075 R)
• M8: 2,114,865 km (0.07 R)
• M9: 2,788,056 km (0.117 R)
• M10: 3,085,905 km (0.083 R)
• M11: 3,766,426 km (0.048 R)
• M12: 3,945,345 km (0.089 R)
• M13: 5,059,550 km (0.113 R)
• M14: 5,388,814 km (0.081 R)
• M15: 5,761,463 km (0.071 R)
• M16: 5,939,035 km (0.116 R)
• M17: 8,478,310 km (0.067 R)
• M18: 9,100,338 km (0.07 R)
• M19: 9,341,340 km (0.038 R)
• M20: 10,787,802 km (0.075 R)
• M21: 12,425,898 km (0.108 R)
• M22: 13,588,124 km (0.11 R)
• M23: 14,656,103 km (0.029 R)
• M24: 15,266,762 km (0.072 R)
• M25: 16,957,367 km (0.117 R)
• M26: 17,139,129 km (0.095 R)
• M27: 17,568,176 km (0.088 R)
• M28: 19,554,686 km (0.04 R)
• M29: 20,498,798 km (0.12 R)
• M30: 20,705,093 km (0.087 R)
• M31: 24,348,849 km (0.113 R)
• M32: 24,580,127 km (0.079 R)
• M33: 27,889,681 km (0.098 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 508 - 20,297 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit