🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.51 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 659.8

Radius: 11.5

Gravity: 4.99 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 0.93 AU - 1.11 AU

Year: 687 Days

Day: 9.9 Hours

Environment

Temp: -174 °C

Axial Tilt: 10.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 67,480,151 km

• M1: 143,913 km (0.077 R)
• M2: 512,822 km (0.111 R)
• M3: 916,885 km (0.111 R)
• M4: 1,277,715 km (0.092 R)
• M5: 1,760,767 km (0.108 R)
• M6: 2,344,199 km (0.078 R)
• M7: 3,843,169 km (0.089 R)
• M8: 4,521,147 km (0.079 R)
• M9: 5,137,041 km (0.094 R)
• M10: 5,565,938 km (0.049 R)
• M11: 6,214,595 km (0.08 R)
• M12: 6,870,432 km (0.089 R)
• M13: 7,617,224 km (0.058 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 120.5

Radius: 12.7

Gravity: 0.75 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 0.91 AU - 1.15 AU

Year: 697 Days

Day: 5.6 Hours

Environment

Temp: -186 °C

Axial Tilt: 32.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 67,480,151 km

• M1: 157,975 km (0.068 R)
• M2: 555,457 km (0.081 R)
• M3: 954,135 km (0.088 R)
• M4: 1,563,148 km (0.099 R)
• M5: 2,062,805 km (0.084 R)
• M6: 2,826,203 km (0.104 R)
• M7: 3,327,206 km (0.117 R)
• M8: 3,863,664 km (0.084 R)
• M9: 4,290,766 km (0.059 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 744.1

Radius: 8.9

Gravity: 9.39 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 1.21 AU - 1.49 AU

Year: 1046 Days

Day: 6.7 Hours

Environment

Temp: -188 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 67,480,151 km

• M1: 110,852 km (0.075 R)
• M2: 420,968 km (0.075 R)
• M3: 983,606 km (0.075 R)
• M4: 1,521,859 km (0.108 R)
• M5: 2,158,548 km (0.043 R)
• M6: 2,556,328 km (0.066 R)
• M7: 3,280,681 km (0.104 R)
• M8: 5,408,861 km (0.09 R)
• M9: 5,907,919 km (0.093 R)
• M10: 6,459,935 km (0.118 R)
• M11: 6,878,510 km (0.085 R)
• M12: 8,351,301 km (0.111 R)
• M13: 10,809,344 km (0.086 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 239.1

Radius: 8.4

Gravity: 3.39 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 2.09 AU - 3.13 AU

Year: 2812 Days

Day: 5.8 Hours

Environment

Temp: -215 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 67,480,151 km

• M1: 106,962 km (0.109 R)
• M2: 410,048 km (0.114 R)
• M3: 809,474 km (0.079 R)
• M4: 1,397,543 km (0.079 R)
• M5: 1,880,595 km (0.105 R)
• M6: 2,381,449 km (0.118 R)
• M7: 3,210,670 km (0.106 R)
• M8: 4,017,451 km (0.115 R)
• M9: 5,607,377 km (0.094 R)
• M10: 7,087,498 km (0.029 R)
• M11: 7,384,899 km (0.106 R)
• M12: 7,860,770 km (0.055 R)
• M13: 9,219,567 km (0.093 R)
• M14: 10,242,368 km (0.065 R)
• M15: 11,339,070 km (0.096 R)
• M16: 11,671,626 km (0.116 R)
• M17: 13,392,450 km (0.042 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 595.5

Radius: 6.9

Gravity: 12.51 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 8.87 AU - 9.07 AU

Year: 17915 Days

Day: 15.3 Hours

Environment

Temp: -235 °C

Axial Tilt: 22.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 67,480,151 km

• M1: 85,869 km (0.054 R)
• M2: 341,682 km (0.084 R)
• M3: 709,991 km (0.116 R)
• M4: 1,101,340 km (0.067 R)
• M5: 1,662,481 km (0.113 R)
• M6: 2,507,709 km (0.108 R)
• M7: 3,527,219 km (0.076 R)
• M8: 3,754,757 km (0.093 R)
• M9: 4,399,075 km (0.049 R)
• M10: 4,764,692 km (0.053 R)
• M11: 5,444,166 km (0.096 R)
• M12: 5,748,747 km (0.063 R)
• M13: 9,078,496 km (0.119 R)
• M14: 9,727,003 km (0.083 R)
• M15: 10,176,246 km (0.086 R)
• M16: 15,382,999 km (0.096 R)
• M17: 15,609,790 km (0.115 R)
• M18: 23,400,847 km (0.048 R)
• M19: 24,927,493 km (0.101 R)
• M20: 25,662,168 km (0.07 R)
• M21: 28,860,421 km (0.083 R)
• M22: 29,904,465 km (0.092 R)
• M23: 31,456,842 km (0.101 R)
• M24: 31,822,609 km (0.084 R)
• M25: 39,746,060 km (0.103 R)
• M26: 40,173,461 km (0.089 R)
• M27: 40,604,004 km (0.069 R)
• M28: 42,209,039 km (0.105 R)
• M29: 45,234,806 km (0.08 R)
• M30: 53,772,057 km (0.096 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 178 - 19,370 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit