🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.06

Radius: 1.56

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 0.43 AU - 0.63 AU

Year: 173 Days

Day: 41 Hours

Environment

Temp: 10 °C

Axial Tilt: 0.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 51,874,002 km

• M1: 117,883 km (0.096 R)
• M2: 170,392 km (0.07 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 463

Radius: 9.7

Gravity: 4.92 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 1.86 AU - 2.9 AU

Year: 1651 Days

Day: 11.4 Hours

Environment

Temp: -140 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 51,874,002 km

• M1: 120,576 km (0.045 R)
• M2: 494,122 km (0.096 R)
• M3: 1,103,583 km (0.115 R)
• M4: 1,641,388 km (0.101 R)
• M5: 2,008,501 km (0.114 R)
• M6: 2,516,685 km (0.091 R)
• M7: 2,897,112 km (0.027 R)
• M8: 3,391,982 km (0.049 R)
• M9: 3,925,448 km (0.106 R)
• M10: 4,703,656 km (0.091 R)
• M11: 6,232,247 km (0.094 R)
• M12: 6,685,529 km (0.11 R)
• M13: 7,033,643 km (0.119 R)
• M14: 8,039,988 km (0.072 R)
• M15: 9,109,314 km (0.106 R)
• M16: 9,788,637 km (0.076 R)
• M17: 10,972,555 km (0.053 R)
• M18: 11,741,638 km (0.081 R)
• M19: 12,583,574 km (0.09 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 562.3

Radius: 10.3

Gravity: 5.3 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 2.06 AU - 3 AU

Year: 1809 Days

Day: 7.8 Hours

Environment

Temp: -133 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 51,874,002 km

• M1: 128,355 km (0.06 R)
• M2: 1,205,011 km (0.099 R)
• M3: 1,540,409 km (0.036 R)
• M4: 1,906,625 km (0.041 R)
• M5: 2,294,682 km (0.109 R)
• M6: 2,626,939 km (0.117 R)
• M7: 3,006,020 km (0.065 R)
• M8: 3,893,135 km (0.099 R)
• M9: 4,312,458 km (0.115 R)
• M10: 4,741,654 km (0.112 R)
• M11: 6,011,590 km (0.116 R)
• M12: 6,751,352 km (0.064 R)
• M13: 7,944,694 km (0.105 R)
• M14: 8,866,367 km (0.049 R)
• M15: 9,497,819 km (0.108 R)
• M16: 10,815,178 km (0.119 R)
• M17: 12,173,976 km (0.061 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 752.1

Radius: 13.6

Gravity: 4.07 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 5.68 AU - 9.4 AU

Year: 9308 Days

Day: 13.1 Hours

Environment

Temp: -196 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 51,874,002 km

• M1: 170,392 km (0.119 R)
• M2: 851,511 km (0.111 R)
• M3: 1,637,349 km (0.102 R)
• M4: 2,165,878 km (0.072 R)
• M5: 2,912,820 km (0.079 R)
• M6: 3,454,215 km (0.103 R)
• M7: 3,929,936 km (0.114 R)
• M8: 4,564,680 km (0.108 R)
• M9: 5,729,449 km (0.098 R)
• M10: 6,773,941 km (0.119 R)
• M11: 8,641,371 km (0.055 R)
• M12: 9,718,626 km (0.059 R)
• M13: 10,989,310 km (0.103 R)
• M14: 11,803,122 km (0.109 R)
• M15: 12,310,558 km (0.115 R)
• M16: 13,612,509 km (0.09 R)
• M17: 18,367,477 km (0.068 R)
• M18: 19,049,942 km (0.107 R)
• M19: 20,144,999 km (0.088 R)
• M20: 22,374,755 km (0.079 R)
• M21: 24,582,072 km (0.086 R)
• M22: 25,040,290 km (0.078 R)
• M23: 27,812,039 km (0.091 R)
• M24: 29,942,612 km (0.105 R)
• M25: 31,207,911 km (0.096 R)
• M26: 31,745,566 km (0.093 R)
• M27: 35,450,207 km (0.112 R)
• M28: 38,935,838 km (0.092 R)
• M29: 40,315,878 km (0.054 R)
• M30: 42,775,716 km (0.119 R)
• M31: 46,861,084 km (0.081 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 242.8

Radius: 8.8

Gravity: 3.14 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 6.45 AU - 9.05 AU

Year: 9700 Days

Day: 8.6 Hours

Environment

Temp: -199 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 51,874,002 km

• M1: 114,442 km (0.091 R)
• M2: 491,878 km (0.117 R)
• M3: 977,472 km (0.084 R)
• M4: 2,376,213 km (0.108 R)
• M5: 3,128,540 km (0.061 R)
• M6: 4,055,149 km (0.082 R)
• M7: 10,946,076 km (0.106 R)
• M8: 11,327,850 km (0.088 R)
• M9: 14,030,784 km (0.09 R)
• M10: 16,444,247 km (0.075 R)
• M11: 21,256,212 km (0.115 R)
• M12: 27,364,891 km (0.079 R)
• M13: 30,534,571 km (0.09 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 781.9

Radius: 13.4

Gravity: 4.35 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 6.97 AU - 9.41 AU

Year: 10538 Days

Day: 11.4 Hours

Environment

Temp: -201 °C

Axial Tilt: 28 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 51,874,002 km

• M1: 176,226 km (0.101 R)
• M2: 1,195,736 km (0.064 R)
• M3: 1,707,061 km (0.116 R)
• M4: 2,619,608 km (0.109 R)
• M5: 3,475,907 km (0.116 R)
• M6: 5,332,117 km (0.108 R)
• M7: 6,400,096 km (0.031 R)
• M8: 7,025,714 km (0.101 R)
• M9: 7,563,668 km (0.027 R)
• M10: 9,443,216 km (0.087 R)
• M11: 11,903,203 km (0.078 R)
• M12: 12,730,031 km (0.099 R)
• M13: 13,281,449 km (0.11 R)
• M14: 13,721,416 km (0.048 R)
• M15: 14,830,535 km (0.057 R)
• M16: 15,928,134 km (0.04 R)
• M17: 18,595,165 km (0.07 R)
• M18: 21,547,329 km (0.106 R)
• M19: 21,980,714 km (0.104 R)
• M20: 22,419,934 km (0.107 R)
• M21: 23,406,831 km (0.102 R)
• M22: 23,864,900 km (0.095 R)
• M23: 25,467,242 km (0.114 R)
• M24: 30,054,063 km (0.066 R)
• M25: 37,987,088 km (0.069 R)
• M26: 44,639,406 km (0.101 R)
• M27: 51,564,441 km (0.025 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: 308 - 19,955 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit