🌌 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: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 648.4

Radius: 8.5

Gravity: 8.97 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 0.8 AU - 0.84 AU

Year: 495 Days

Day: 8 Hours

Environment

Temp: -174 °C

Axial Tilt: 3.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 49,119,580 km

• M1: 105,766 km (0.071 R)
• M2: 571,314 km (0.111 R)
• M3: 923,767 km (0.066 R)
• M4: 1,480,869 km (0.067 R)
• M5: 1,772,436 km (0.117 R)
• M6: 2,129,226 km (0.117 R)
• M7: 3,067,205 km (0.085 R)
• M8: 4,102,871 km (0.085 R)
• M9: 4,761,999 km (0.078 R)
• M10: 6,142,638 km (0.106 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 69.6

Radius: 9

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 1.01 AU - 1.41 AU

Year: 888 Days

Day: 10.1 Hours

Environment

Temp: -179 °C

Axial Tilt: 43.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 49,119,580 km

• M1: 113,395 km (0.106 R)
• M2: 553,811 km (0.112 R)
• M3: 841,638 km (0.029 R)
• M4: 1,476,082 km (0.071 R)
• M5: 2,039,169 km (0.088 R)
• M6: 2,601,657 km (0.102 R)
• M7: 2,900,553 km (0.089 R)
• M8: 3,773,307 km (0.111 R)
• M9: 4,145,656 km (0.101 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 874.6

Radius: 13.5

Gravity: 4.8 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 0.92 AU - 1.52 AU

Year: 899 Days

Day: 9.8 Hours

Environment

Temp: -189 °C

Axial Tilt: 15.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 49,119,580 km

• M1: 169,494 km (0.076 R)
• M2: 619,335 km (0.072 R)
• M3: 1,295,966 km (0.08 R)
• M4: 1,932,206 km (0.083 R)
• M5: 2,418,399 km (0.102 R)
• M6: 2,986,721 km (0.089 R)
• M7: 3,983,193 km (0.117 R)
• M8: 4,799,399 km (0.118 R)
• M9: 5,364,430 km (0.109 R)
• M10: 6,606,092 km (0.1 R)
• M11: 7,902,956 km (0.108 R)
• M12: 8,504,340 km (0.117 R)
• M13: 10,401,690 km (0.102 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 449.3

Radius: 13.5

Gravity: 2.47 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 2.07 AU - 3.07 AU

Year: 2747 Days

Day: 11.2 Hours

Environment

Temp: -209 °C

Axial Tilt: 45.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 49,119,580 km

• M1: 175,777 km (0.098 R)
• M2: 624,571 km (0.091 R)
• M3: 1,275,322 km (0.043 R)
• M4: 2,282,265 km (0.102 R)
• M5: 3,148,138 km (0.111 R)
• M6: 3,971,225 km (0.066 R)
• M7: 4,845,774 km (0.119 R)
• M8: 5,271,530 km (0.044 R)
• M9: 5,869,921 km (0.069 R)
• M10: 6,540,120 km (0.033 R)
• M11: 7,640,711 km (0.036 R)
• M12: 9,639,937 km (0.113 R)
• M13: 10,987,664 km (0.085 R)
• M14: 11,687,184 km (0.108 R)
• M15: 13,566,433 km (0.12 R)
• M16: 14,100,048 km (0.064 R)
• M17: 14,693,802 km (0.08 R)
• M18: 15,833,738 km (0.088 R)
• M19: 16,575,743 km (0.059 R)
• M20: 17,134,491 km (0.11 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 105.8

Radius: 12.6

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 3.19 AU - 3.63 AU

Year: 4199 Days

Day: 7.6 Hours

Environment

Temp: -219 °C

Axial Tilt: 44.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 49,119,580 km

• M1: 167,101 km (0.104 R)
• M2: 717,322 km (0.099 R)
• M3: 1,111,363 km (0.095 R)
• M4: 2,209,112 km (0.09 R)
• M5: 2,939,897 km (0.112 R)
• M6: 4,389,650 km (0.114 R)
• M7: 5,327,180 km (0.118 R)
• M8: 6,054,974 km (0.072 R)
• M9: 8,224,891 km (0.105 R)
• M10: 9,229,889 km (0.089 R)
• M11: 10,555,626 km (0.08 R)
• M12: 11,012,797 km (0.097 R)
• M13: 12,386,853 km (0.1 R)

Asteroid Belt

Center: 4.98 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 6.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 592.6

Radius: 6.6

Gravity: 13.6 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 6.07 AU - 7.01 AU

Year: 11153 Days

Day: 17.1 Hours

Environment

Temp: -236 °C

Axial Tilt: 18.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 49,119,580 km

• M1: 82,279 km (0.102 R)
• M2: 318,793 km (0.066 R)
• M3: 759,957 km (0.1 R)
• M4: 1,036,564 km (0.076 R)
• M5: 1,315,564 km (0.069 R)
• M6: 1,909,168 km (0.025 R)
• M7: 2,166,626 km (0.081 R)
• M8: 2,647,434 km (0.051 R)
• M9: 3,612,340 km (0.094 R)
• M10: 4,374,242 km (0.08 R)
• M11: 4,886,315 km (0.114 R)
• M12: 5,780,911 km (0.076 R)
• M13: 6,322,754 km (0.059 R)
• M14: 6,663,837 km (0.11 R)
• M15: 8,601,878 km (0.077 R)
• M16: 9,211,339 km (0.105 R)
• M17: 11,158,056 km (0.115 R)
• M18: 11,882,559 km (0.066 R)
• M19: 12,460,904 km (0.105 R)
• M20: 14,308,737 km (0.058 R)
• M21: 17,485,298 km (0.083 R)
• M22: 21,864,327 km (0.094 R)
• M23: 22,908,221 km (0.07 R)
• M24: 23,442,585 km (0.063 R)
• M25: 26,530,584 km (0.078 R)
• M26: 28,733,562 km (0.103 R)
• M27: 31,709,961 km (0.108 R)
• M28: 34,768,640 km (0.103 R)
• M29: 35,120,195 km (0.107 R)
• M30: 39,145,275 km (0.096 R)
• M31: 42,125,564 km (0.096 R)
• M32: 46,945,757 km (0.062 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: 528 - 16,235 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit