🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 561.8

Radius: 13.1

Gravity: 3.27 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 0.7 AU - 0.92 AU

Year: 471 Days

Day: 8.2 Hours

Environment

Temp: -143 °C

Axial Tilt: 7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 28,416,538 km

• M1: 184,903 km (0.103 R)
• M2: 653,892 km (0.105 R)
• M3: 1,544,448 km (0.117 R)
• M4: 1,990,549 km (0.039 R)
• M5: 2,411,518 km (0.066 R)
• M6: 3,030,853 km (0.116 R)
• M7: 3,485,182 km (0.063 R)
• M8: 3,998,452 km (0.097 R)
• M9: 4,721,907 km (0.115 R)
• M10: 5,547,538 km (0.069 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 275

Radius: 8.9

Gravity: 3.47 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 0.87 AU - 0.99 AU

Year: 579 Days

Day: 9.5 Hours

Environment

Temp: -152 °C

Axial Tilt: 12 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 28,416,538 km

• M1: 110,702 km (0.093 R)
• M2: 392,844 km (0.101 R)
• M3: 669,600 km (0.102 R)
• M4: 1,080,545 km (0.118 R)
• M5: 1,375,852 km (0.051 R)
• M6: 1,747,303 km (0.058 R)
• M7: 2,093,622 km (0.113 R)
• M8: 2,421,541 km (0.07 R)
• M9: 2,926,284 km (0.064 R)
• M10: 4,198,614 km (0.109 R)
• M11: 4,525,635 km (0.09 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 555.4

Radius: 14.5

Gravity: 2.64 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 0.78 AU - 1.2 AU

Year: 636 Days

Day: 12.4 Hours

Environment

Temp: -155 °C

Axial Tilt: 6.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 28,416,538 km

• M1: 181,163 km (0.104 R)
• M2: 817,104 km (0.092 R)
• M3: 1,425,668 km (0.047 R)
• M4: 1,916,050 km (0.113 R)
• M5: 2,914,017 km (0.118 R)
• M6: 3,681,304 km (0.116 R)
• M7: 4,294,506 km (0.085 R)
• M8: 5,090,367 km (0.102 R)
• M9: 6,019,669 km (0.089 R)
• M10: 6,976,945 km (0.114 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 265.9

Radius: 12

Gravity: 1.85 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 1.3 AU - 1.84 AU

Year: 1270 Days

Day: 6 Hours

Environment

Temp: -177 °C

Axial Tilt: 24.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 28,416,538 km

• M1: 149,897 km (0.026 R)
• M2: 534,513 km (0.108 R)
• M3: 1,000,211 km (0.047 R)
• M4: 2,269,848 km (0.081 R)
• M5: 2,703,682 km (0.12 R)
• M6: 3,205,882 km (0.097 R)
• M7: 3,654,826 km (0.063 R)
• M8: 4,303,033 km (0.097 R)
• M9: 4,714,278 km (0.036 R)
• M10: 5,464,661 km (0.072 R)
• M11: 6,068,587 km (0.102 R)
• M12: 6,523,664 km (0.094 R)
• M13: 8,076,789 km (0.093 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 438.7

Radius: 8.7

Gravity: 5.8 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 1.88 AU - 2.82 AU

Year: 2326 Days

Day: 10.6 Hours

Environment

Temp: -199 °C

Axial Tilt: 11.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 28,416,538 km

• M1: 108,159 km (0.096 R)
• M2: 400,324 km (0.074 R)
• M3: 790,774 km (0.109 R)
• M4: 1,170,005 km (0.094 R)
• M5: 1,466,508 km (0.065 R)
• M6: 2,083,150 km (0.066 R)
• M7: 2,592,830 km (0.052 R)
• M8: 3,012,452 km (0.098 R)
• M9: 3,544,722 km (0.075 R)
• M10: 3,933,377 km (0.117 R)
• M11: 4,569,766 km (0.062 R)
• M12: 5,074,360 km (0.095 R)
• M13: 5,408,262 km (0.097 R)
• M14: 6,447,818 km (0.112 R)
• M15: 7,672,576 km (0.117 R)
• M16: 9,045,884 km (0.102 R)
• M17: 9,438,130 km (0.091 R)
• M18: 11,271,152 km (0.065 R)
• M19: 11,725,631 km (0.102 R)
• M20: 13,924,121 km (0.093 R)
• M21: 14,491,845 km (0.077 R)

Asteroid Belt

Center: 3.12 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 3.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 581.6

Radius: 9.9

Gravity: 5.93 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 3.89 AU - 3.89 AU

Year: 4954 Days

Day: 5.5 Hours

Environment

Temp: -216 °C

Axial Tilt: 13.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 28,416,538 km

• M1: 135,087 km (0.108 R)
• M2: 544,387 km (0.119 R)
• M3: 1,007,392 km (0.047 R)
• M4: 1,410,409 km (0.12 R)
• M5: 2,002,667 km (0.104 R)
• M6: 2,452,059 km (0.037 R)
• M7: 2,788,205 km (0.112 R)
• M8: 3,370,889 km (0.05 R)
• M9: 3,767,024 km (0.097 R)
• M10: 4,830,366 km (0.116 R)
• M11: 5,280,506 km (0.035 R)
• M12: 7,750,666 km (0.091 R)
• M13: 9,498,866 km (0.036 R)
• M14: 11,869,394 km (0.042 R)
• M15: 12,251,467 km (0.072 R)
• M16: 12,641,618 km (0.096 R)
• M17: 13,293,267 km (0.079 R)
• M18: 14,020,013 km (0.105 R)
• M19: 14,937,796 km (0.094 R)
• M20: 15,496,095 km (0.113 R)
• M21: 15,952,668 km (0.068 R)
• M22: 19,077,468 km (0.086 R)
• M23: 20,136,472 km (0.037 R)
• M24: 20,680,410 km (0.092 R)
• M25: 21,797,607 km (0.091 R)
• M26: 23,250,202 km (0.103 R)
• M27: 24,534,649 km (0.108 R)
• M28: 26,916,098 km (0.079 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: 238 - 15,549 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit