🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 739.4

Radius: 13.6

Gravity: 4 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 0.59 AU - 0.73 AU

Year: 364 Days

Day: 12 Hours

Environment

Temp: -160 °C

Axial Tilt: 19.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 39,412,633 km

• M1: 169,195 km (0.064 R)
• M2: 722,408 km (0.076 R)
• M3: 1,338,452 km (0.08 R)
• M4: 1,784,104 km (0.066 R)
• M5: 2,304,854 km (0.09 R)
• M6: 2,746,767 km (0.048 R)
• M7: 3,278,886 km (0.059 R)
• M8: 3,892,088 km (0.107 R)
• M9: 4,694,082 km (0.096 R)
• M10: 5,381,484 km (0.052 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 244

Radius: 12

Gravity: 1.69 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 0.64 AU - 0.7 AU

Year: 372 Days

Day: 9.4 Hours

Environment

Temp: -163 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 39,412,633 km

• M1: 149,598 km (0.116 R)
• M2: 531,671 km (0.119 R)
• M3: 1,045,689 km (0.055 R)
• M4: 1,777,522 km (0.094 R)
• M5: 2,206,269 km (0.067 R)
• M6: 3,775,252 km (0.092 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 19.9

Radius: 12.4

Gravity: 0.13 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 1.48 AU - 1.7 AU

Year: 1360 Days

Day: 7.3 Hours

Environment

Temp: -193 °C

Axial Tilt: 8.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 39,412,633 km

• M1: 154,535 km (0.059 R)
• M2: 630,405 km (0.059 R)
• M3: 1,112,410 km (0.053 R)
• M4: 1,869,375 km (0.098 R)
• M5: 2,644,142 km (0.111 R)
• M6: 3,352,638 km (0.118 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 869.3

Radius: 12.2

Gravity: 5.84 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 1.93 AU - 1.99 AU

Year: 1861 Days

Day: 12.9 Hours

Environment

Temp: -200 °C

Axial Tilt: 24.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 39,412,633 km

• M1: 152,141 km (0.055 R)
• M2: 531,671 km (0.111 R)
• M3: 1,248,993 km (0.076 R)
• M4: 1,689,558 km (0.066 R)
• M5: 2,148,375 km (0.112 R)
• M6: 2,563,808 km (0.101 R)
• M7: 3,994,562 km (0.095 R)
• M8: 5,852,867 km (0.084 R)
• M9: 6,566,898 km (0.113 R)
• M10: 8,323,626 km (0.072 R)
• M11: 8,929,796 km (0.097 R)
• M12: 9,911,906 km (0.101 R)
• M13: 12,536,900 km (0.113 R)
• M14: 13,593,061 km (0.045 R)
• M15: 13,987,551 km (0.09 R)
• M16: 15,452,413 km (0.072 R)
• M17: 16,467,883 km (0.093 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 60

Radius: 11.4

Gravity: 0.46 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 1.82 AU - 2.36 AU

Year: 2049 Days

Day: 5.4 Hours

Environment

Temp: -201 °C

Axial Tilt: 156.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 39,412,633 km

• M1: 152,739 km (0.055 R)
• M2: 540,048 km (0.078 R)
• M3: 914,641 km (0.114 R)
• M4: 1,535,921 km (0.114 R)
• M5: 2,256,833 km (0.115 R)
• M6: 2,930,473 km (0.095 R)
• M7: 3,970,178 km (0.08 R)
• M8: 4,443,356 km (0.036 R)
• M9: 4,839,042 km (0.095 R)
• M10: 5,432,497 km (0.05 R)
• M11: 6,055,123 km (0.057 R)
• M12: 7,205,232 km (0.082 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 603.4

Radius: 13.1

Gravity: 3.52 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 2.84 AU - 3.96 AU

Year: 4252 Days

Day: 13.3 Hours

Environment

Temp: -221 °C

Axial Tilt: 4.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 39,412,633 km

• M1: 163,959 km (0.113 R)
• M2: 585,975 km (0.062 R)
• M3: 1,213,987 km (0.092 R)
• M4: 1,916,498 km (0.088 R)
• M5: 2,792,543 km (0.115 R)
• M6: 3,751,615 km (0.104 R)
• M7: 4,319,489 km (0.089 R)
• M8: 6,805,207 km (0.055 R)
• M9: 10,248,501 km (0.107 R)
• M10: 11,319,024 km (0.087 R)
• M11: 11,996,253 km (0.079 R)
• M12: 13,038,502 km (0.105 R)
• M13: 13,481,910 km (0.098 R)
• M14: 14,979,534 km (0.112 R)
• M15: 16,989,830 km (0.081 R)
• M16: 20,597,832 km (0.06 R)
• M17: 21,267,731 km (0.117 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 436.9

Radius: 9.8

Gravity: 4.55 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 3.44 AU - 3.56 AU

Year: 4441 Days

Day: 14.7 Hours

Environment

Temp: -225 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 39,412,633 km

• M1: 121,922 km (0.108 R)
• M2: 473,328 km (0.11 R)
• M3: 793,168 km (0.038 R)
• M4: 1,422,676 km (0.117 R)
• M5: 1,744,760 km (0.039 R)
• M6: 2,241,874 km (0.048 R)
• M7: 2,634,568 km (0.117 R)
• M8: 3,310,302 km (0.098 R)
• M9: 4,141,019 km (0.109 R)
• M10: 4,930,447 km (0.054 R)
• M11: 6,240,326 km (0.049 R)
• M12: 8,674,283 km (0.038 R)
• M13: 9,003,697 km (0.11 R)
• M14: 9,765,749 km (0.108 R)
• M15: 10,946,226 km (0.027 R)
• M16: 11,636,919 km (0.077 R)
• M17: 12,402,262 km (0.098 R)
• M18: 15,267,809 km (0.054 R)
• M19: 15,857,225 km (0.071 R)
• M20: 17,024,387 km (0.089 R)
• M21: 17,425,908 km (0.096 R)
• M22: 18,247,799 km (0.118 R)
• M23: 20,096,080 km (0.082 R)
• M24: 22,065,836 km (0.097 R)
• M25: 23,167,474 km (0.085 R)
• M26: 23,874,324 km (0.076 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 703.6

Radius: 9

Gravity: 8.69 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 4.3 AU - 5.5 AU

Year: 7357 Days

Day: 11.8 Hours

Environment

Temp: -223 °C

Axial Tilt: 20.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 39,412,633 km

• M1: 112,049 km (0.099 R)
• M2: 571,613 km (0.103 R)
• M3: 1,237,922 km (0.104 R)
• M4: 2,443,232 km (0.045 R)
• M5: 4,849,813 km (0.026 R)
• M6: 5,766,400 km (0.105 R)
• M7: 6,976,796 km (0.091 R)
• M8: 8,101,622 km (0.032 R)
• M9: 12,145,103 km (0.075 R)
• M10: 13,419,527 km (0.084 R)
• M11: 14,178,138 km (0.042 R)
• M12: 18,978,135 km (0.096 R)
• M13: 25,196,620 km (0.101 R)
• M14: 26,440,376 km (0.08 R)
• M15: 28,953,621 km (0.119 R)
• M16: 30,914,998 km (0.031 R)
• M17: 39,412,606 km (0.056 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 228 - 18,062 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit