🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 537.6

Radius: 13.2

Gravity: 3.09 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 0.67 AU - 0.71 AU

Year: 370 Days

Day: 7.1 Hours

Environment

Temp: -131 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 54,677,684 km

• M1: 164,109 km (0.105 R)
• M2: 585,227 km (0.105 R)
• M3: 1,047,634 km (0.101 R)
• M4: 1,461,422 km (0.117 R)
• M5: 2,048,593 km (0.097 R)
• M6: 2,468,664 km (0.083 R)
• M7: 3,776,000 km (0.097 R)
• M8: 4,194,724 km (0.084 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 274.8

Radius: 11.9

Gravity: 1.94 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 1.22 AU - 1.66 AU

Year: 1116 Days

Day: 6.1 Hours

Environment

Temp: -175 °C

Axial Tilt: 0.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 54,677,684 km

• M1: 148,102 km (0.105 R)
• M2: 686,355 km (0.032 R)
• M3: 1,129,614 km (0.115 R)
• M4: 1,877,004 km (0.104 R)
• M5: 2,286,753 km (0.109 R)
• M6: 2,768,009 km (0.114 R)
• M7: 3,188,529 km (0.113 R)
• M8: 3,610,395 km (0.08 R)
• M9: 4,039,741 km (0.103 R)
• M10: 5,877,102 km (0.117 R)
• M11: 7,155,117 km (0.119 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 395.2

Radius: 10.9

Gravity: 3.33 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 4 AU - 4.51 AU

Year: 5657 Days

Day: 12.1 Hours

Environment

Temp: -213 °C

Axial Tilt: 16 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 54,677,684 km

• M1: 135,536 km (0.075 R)
• M2: 731,683 km (0.084 R)
• M3: 1,602,343 km (0.069 R)
• M4: 1,953,150 km (0.117 R)
• M5: 2,386,535 km (0.07 R)
• M6: 2,866,295 km (0.12 R)
• M7: 3,291,752 km (0.109 R)
• M8: 4,388,454 km (0.119 R)
• M9: 4,803,588 km (0.056 R)
• M10: 5,628,769 km (0.1 R)
• M11: 6,120,049 km (0.115 R)
• M12: 7,767,570 km (0.036 R)
• M13: 8,903,168 km (0.059 R)
• M14: 9,652,055 km (0.06 R)
• M15: 11,365,549 km (0.118 R)
• M16: 11,963,791 km (0.112 R)
• M17: 12,582,827 km (0.077 R)
• M18: 13,073,508 km (0.055 R)
• M19: 13,885,076 km (0.082 R)
• M20: 14,892,019 km (0.069 R)
• M21: 15,720,941 km (0.045 R)
• M22: 16,175,270 km (0.084 R)
• M23: 17,713,136 km (0.097 R)
• M24: 18,081,595 km (0.118 R)
• M25: 21,981,014 km (0.115 R)
• M26: 22,549,635 km (0.118 R)
• M27: 23,568,247 km (0.102 R)
• M28: 24,465,685 km (0.118 R)
• M29: 24,922,706 km (0.117 R)
• M30: 26,487,799 km (0.059 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 793.2

Radius: 10.1

Gravity: 7.78 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 5.38 AU - 5.54 AU

Year: 8238 Days

Day: 7.6 Hours

Environment

Temp: -227 °C

Axial Tilt: 28.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 54,677,684 km

• M1: 125,662 km (0.116 R)
• M2: 545,883 km (0.097 R)
• M3: 865,573 km (0.03 R)
• M4: 1,364,781 km (0.11 R)
• M5: 2,565,005 km (0.075 R)
• M6: 3,099,219 km (0.094 R)
• M7: 3,806,368 km (0.055 R)
• M8: 5,907,770 km (0.102 R)
• M9: 6,955,553 km (0.073 R)
• M10: 7,423,794 km (0.076 R)
• M11: 7,954,568 km (0.072 R)
• M12: 8,510,623 km (0.09 R)
• M13: 9,463,262 km (0.045 R)
• M14: 11,259,633 km (0.09 R)
• M15: 13,690,300 km (0.112 R)
• M16: 15,189,270 km (0.111 R)
• M17: 15,911,678 km (0.045 R)
• M18: 17,710,144 km (0.077 R)
• M19: 18,658,594 km (0.11 R)
• M20: 21,954,385 km (0.091 R)
• M21: 26,642,633 km (0.091 R)
• M22: 28,081,764 km (0.067 R)
• M23: 32,601,565 km (0.076 R)
• M24: 33,144,007 km (0.094 R)
• M25: 33,913,538 km (0.098 R)
• M26: 36,062,362 km (0.108 R)
• M27: 37,941,012 km (0.109 R)
• M28: 40,754,649 km (0.062 R)
• M29: 41,637,875 km (0.108 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 726.5

Radius: 7.3

Gravity: 13.63 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 6.67 AU - 7.23 AU

Year: 11830 Days

Day: 23 Hours

Environment

Temp: -214 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 54,677,684 km

• M1: 92,152 km (0.041 R)
• M2: 483,201 km (0.09 R)
• M3: 729,290 km (0.077 R)
• M4: 1,478,027 km (0.085 R)
• M5: 2,142,989 km (0.111 R)
• M6: 3,798,140 km (0.069 R)
• M7: 4,709,042 km (0.069 R)
• M8: 5,065,085 km (0.111 R)
• M9: 6,279,819 km (0.042 R)
• M10: 9,988,500 km (0.116 R)
• M11: 10,306,695 km (0.08 R)
• M12: 11,075,329 km (0.111 R)
• M13: 12,788,224 km (0.095 R)
• M14: 17,712,986 km (0.108 R)
• M15: 22,121,187 km (0.09 R)
• M16: 28,886,152 km (0.11 R)
• M17: 34,328,822 km (0.097 R)
• M18: 35,665,778 km (0.076 R)
• M19: 36,785,219 km (0.094 R)
• M20: 48,084,496 km (0.095 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 452 - 19,050 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit