🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.45 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 459.8

Radius: 12.6

Gravity: 2.9 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 0.84 AU - 0.96 AU

Year: 560 Days

Day: 12.7 Hours

Environment

Temp: -158 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 79,311,734 km

• M1: 157,377 km (0.075 R)
• M2: 786,286 km (0.109 R)
• M3: 3,030,853 km (0.06 R)
• M4: 3,794,700 km (0.11 R)
• M5: 4,743,300 km (0.105 R)
• M6: 5,620,990 km (0.107 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 411.1

Radius: 12.6

Gravity: 2.59 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 0.76 AU - 1.22 AU

Year: 646 Days

Day: 10.3 Hours

Environment

Temp: -155 °C

Axial Tilt: 18.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 79,311,734 km

• M1: 157,227 km (0.094 R)
• M2: 614,099 km (0.086 R)
• M3: 1,157,289 km (0.058 R)
• M4: 1,584,840 km (0.102 R)
• M5: 1,991,746 km (0.06 R)
• M6: 2,618,412 km (0.087 R)
• M7: 3,171,924 km (0.061 R)
• M8: 3,750,568 km (0.1 R)
• M9: 4,427,947 km (0.12 R)
• M10: 4,897,685 km (0.095 R)
• M11: 5,778,367 km (0.118 R)
• M12: 6,210,556 km (0.084 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 299.6

Radius: 8.1

Gravity: 4.57 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 2.67 AU - 3.55 AU

Year: 3598 Days

Day: 11.7 Hours

Environment

Temp: -208 °C

Axial Tilt: 25.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 79,311,734 km

• M1: 101,278 km (0.117 R)
• M2: 635,641 km (0.101 R)
• M3: 947,703 km (0.028 R)
• M4: 1,343,987 km (0.052 R)
• M5: 1,941,182 km (0.102 R)
• M6: 2,241,126 km (0.092 R)
• M7: 2,500,379 km (0.086 R)
• M8: 2,810,495 km (0.096 R)
• M9: 3,472,915 km (0.027 R)
• M10: 3,879,372 km (0.059 R)
• M11: 4,337,889 km (0.113 R)
• M12: 5,012,576 km (0.114 R)
• M13: 6,061,855 km (0.117 R)
• M14: 6,433,307 km (0.076 R)
• M15: 6,961,537 km (0.092 R)
• M16: 9,160,027 km (0.113 R)
• M17: 10,304,601 km (0.109 R)
• M18: 10,795,880 km (0.042 R)
• M19: 11,223,580 km (0.086 R)
• M20: 12,617,533 km (0.063 R)
• M21: 14,494,388 km (0.069 R)
• M22: 15,304,461 km (0.103 R)
• M23: 15,993,957 km (0.079 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 739.3

Radius: 11.7

Gravity: 5.4 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 5.19 AU - 6.07 AU

Year: 8763 Days

Day: 13.8 Hours

Environment

Temp: -218 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 79,311,734 km

• M1: 145,559 km (0.091 R)
• M2: 561,142 km (0.045 R)
• M3: 1,141,282 km (0.088 R)
• M4: 2,292,139 km (0.075 R)
• M5: 3,039,380 km (0.116 R)
• M6: 3,494,307 km (0.116 R)
• M7: 3,890,891 km (0.111 R)
• M8: 5,108,917 km (0.104 R)
• M9: 5,555,915 km (0.075 R)
• M10: 6,602,801 km (0.093 R)
• M11: 9,038,703 km (0.077 R)
• M12: 9,646,968 km (0.098 R)
• M13: 10,738,434 km (0.031 R)
• M14: 11,636,919 km (0.108 R)
• M15: 14,257,126 km (0.075 R)
• M16: 14,761,121 km (0.12 R)
• M17: 19,846,701 km (0.114 R)
• M18: 22,273,029 km (0.095 R)
• M19: 23,470,410 km (0.071 R)
• M20: 25,254,813 km (0.119 R)
• M21: 26,556,464 km (0.115 R)
• M22: 27,223,821 km (0.107 R)
• M23: 27,610,232 km (0.099 R)
• M24: 30,211,589 km (0.114 R)
• M25: 31,254,286 km (0.088 R)
• M26: 31,998,237 km (0.047 R)
• M27: 35,896,757 km (0.045 R)
• M28: 39,976,590 km (0.118 R)
• M29: 42,775,267 km (0.116 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 905.2

Radius: 4

Gravity: 56.58 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 9.08 AU - 9.46 AU

Year: 18515 Days

Day: 16.6 Hours

Environment

Temp: -238 °C

Axial Tilt: 9.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 79,311,734 km

• M1: 49,816 km (0.086 R)
• M2: 267,182 km (0.068 R)
• M3: 783,743 km (0.105 R)
• M4: 1,104,930 km (0.07 R)
• M5: 1,288,187 km (0.107 R)
• M6: 3,276,343 km (0.064 R)
• M7: 4,608,362 km (0.104 R)
• M8: 4,751,528 km (0.046 R)
• M9: 4,897,685 km (0.107 R)
• M10: 6,755,690 km (0.111 R)
• M11: 7,034,391 km (0.094 R)
• M12: 7,614,831 km (0.1 R)
• M13: 8,706,297 km (0.078 R)
• M14: 11,519,186 km (0.053 R)
• M15: 11,850,096 km (0.072 R)
• M16: 12,530,617 km (0.069 R)
• M17: 12,880,526 km (0.059 R)
• M18: 13,093,554 km (0.083 R)
• M19: 13,453,935 km (0.078 R)
• M20: 14,119,047 km (0.035 R)
• M21: 14,421,684 km (0.112 R)
• M22: 22,018,563 km (0.053 R)
• M23: 22,527,943 km (0.046 R)
• M24: 22,837,312 km (0.117 R)
• M25: 23,570,042 km (0.109 R)
• M26: 23,888,835 km (0.091 R)
• M27: 24,862,418 km (0.093 R)
• M28: 34,026,335 km (0.067 R)
• M29: 35,396,203 km (0.109 R)
• M30: 36,944,989 km (0.094 R)
• M31: 43,274,326 km (0.08 R)
• M32: 44,718,693 km (0.102 R)
• M33: 45,863,865 km (0.112 R)
• M34: 59,582,588 km (0.108 R)
• M35: 73,288,595 km (0.09 R)
• M36: 73,514,488 km (0.105 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 266 - 17,799 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit