🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 815

Radius: 11.1

Gravity: 6.61 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 0.71 AU - 0.77 AU

Year: 432 Days

Day: 14.1 Hours

Environment

Temp: -157 °C

Axial Tilt: 3.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 53,737,099 km

• M1: 138,079 km (0.107 R)
• M2: 556,205 km (0.05 R)
• M3: 920,625 km (0.049 R)
• M4: 1,300,155 km (0.084 R)
• M5: 1,732,942 km (0.107 R)
• M6: 2,094,221 km (0.108 R)
• M7: 2,747,963 km (0.085 R)
• M8: 3,279,634 km (0.093 R)
• M9: 4,594,450 km (0.039 R)
• M10: 4,991,931 km (0.079 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 338.6

Radius: 14.8

Gravity: 1.55 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 0.78 AU - 1.22 AU

Year: 678 Days

Day: 6.2 Hours

Environment

Temp: -176 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 53,737,099 km

• M1: 184,005 km (0.105 R)
• M2: 680,820 km (0.044 R)
• M3: 1,163,722 km (0.083 R)
• M4: 1,849,030 km (0.108 R)
• M5: 2,564,556 km (0.048 R)
• M6: 3,746,529 km (0.105 R)
• M7: 4,213,574 km (0.049 R)
• M8: 5,169,803 km (0.101 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 751.6

Radius: 12

Gravity: 5.22 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 2.96 AU - 3.62 AU

Year: 4047 Days

Day: 7.5 Hours

Environment

Temp: -215 °C

Axial Tilt: 7.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 53,737,099 km

• M1: 150,495 km (0.088 R)
• M2: 535,261 km (0.052 R)
• M3: 1,014,274 km (0.072 R)
• M4: 1,545,346 km (0.115 R)
• M5: 2,318,169 km (0.107 R)
• M6: 2,784,914 km (0.077 R)
• M7: 3,888,348 km (0.111 R)
• M8: 4,899,031 km (0.042 R)
• M9: 6,255,435 km (0.048 R)
• M10: 7,953,969 km (0.086 R)
• M11: 9,025,240 km (0.067 R)
• M12: 9,656,243 km (0.057 R)
• M13: 10,831,185 km (0.043 R)
• M14: 12,964,899 km (0.103 R)
• M15: 14,130,716 km (0.118 R)
• M16: 15,980,643 km (0.104 R)
• M17: 18,986,812 km (0.113 R)
• M18: 20,421,905 km (0.117 R)
• M19: 21,440,965 km (0.088 R)
• M20: 21,928,056 km (0.078 R)
• M21: 25,780,650 km (0.112 R)

Planet 4 - Ice Giant

Semi-Major Axis: 5.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 763.1

Radius: 3.2

Gravity: 74.52 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 5.07 AU - 6.33 AU

Year: 9230 Days

Day: 16.3 Hours

Environment

Temp: -230 °C

Axial Tilt: 12.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 53,737,099 km

• M1: 40,391 km (0.034 R)
• M2: 140,772 km (0.11 R)
• M3: 1,175,839 km (0.116 R)
• M4: 1,889,571 km (0.079 R)
• M5: 2,541,668 km (0.081 R)
• M6: 3,704,043 km (0.093 R)
• M7: 3,913,929 km (0.1 R)
• M8: 4,076,392 km (0.105 R)
• M9: 4,591,159 km (0.065 R)
• M10: 4,988,939 km (0.052 R)
• M11: 5,509,390 km (0.082 R)
• M12: 5,887,723 km (0.117 R)
• M13: 6,811,490 km (0.103 R)
• M14: 6,928,326 km (0.098 R)
• M15: 8,847,966 km (0.118 R)
• M16: 9,034,066 km (0.105 R)
• M17: 10,359,054 km (0.033 R)
• M18: 12,033,802 km (0.079 R)
• M19: 13,694,189 km (0.086 R)
• M20: 14,514,584 km (0.04 R)
• M21: 16,461,450 km (0.119 R)
• M22: 17,099,336 km (0.071 R)
• M23: 19,266,710 km (0.103 R)
• M24: 20,375,679 km (0.096 R)
• M25: 21,359,584 km (0.078 R)
• M26: 22,546,942 km (0.051 R)
• M27: 23,599,064 km (0.072 R)
• M28: 24,409,286 km (0.102 R)
• M29: 26,563,795 km (0.11 R)
• M30: 28,135,171 km (0.111 R)
• M31: 28,740,145 km (0.033 R)
• M32: 29,250,722 km (0.053 R)
• M33: 29,975,823 km (0.053 R)
• M34: 37,896,881 km (0.076 R)
• M35: 38,141,772 km (0.072 R)
• M36: 40,392,173 km (0.118 R)
• M37: 41,290,807 km (0.066 R)
• M38: 43,261,161 km (0.076 R)
• M39: 43,528,492 km (0.053 R)
• M40: 44,337,069 km (0.091 R)
• M41: 45,430,779 km (0.046 R)

Asteroid Belt

Center: 6.08 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Ice Giant

Semi-Major Axis: 6.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 781.9

Radius: 4

Gravity: 48.87 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 5.25 AU - 7.65 AU

Year: 11110 Days

Day: 16.5 Hours

Environment

Temp: -235 °C

Axial Tilt: 23.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 53,737,099 km

• M1: 49,816 km (0.103 R)
• M2: 206,744 km (0.095 R)
• M3: 472,879 km (0.036 R)
• M4: 621,430 km (0.092 R)
• M5: 950,395 km (0.063 R)
• M6: 1,386,473 km (0.101 R)
• M7: 1,587,981 km (0.109 R)
• M8: 1,727,855 km (0.118 R)
• M9: 2,178,594 km (0.116 R)
• M10: 2,596,570 km (0.079 R)
• M11: 2,903,695 km (0.095 R)
• M12: 3,209,922 km (0.088 R)
• M13: 4,877,040 km (0.091 R)
• M14: 6,720,535 km (0.036 R)
• M15: 7,171,423 km (0.089 R)
• M16: 8,179,114 km (0.105 R)
• M17: 9,478,072 km (0.066 R)
• M18: 9,992,240 km (0.091 R)
• M19: 12,116,231 km (0.101 R)
• M20: 14,725,666 km (0.067 R)
• M21: 17,457,473 km (0.054 R)
• M22: 17,686,507 km (0.109 R)
• M23: 20,935,025 km (0.031 R)
• M24: 21,805,086 km (0.092 R)
• M25: 22,971,950 km (0.104 R)
• M26: 26,020,306 km (0.105 R)
• M27: 27,744,272 km (0.119 R)
• M28: 27,952,063 km (0.034 R)
• M29: 34,556,510 km (0.109 R)
• M30: 35,647,377 km (0.098 R)
• M31: 40,908,435 km (0.102 R)
• M32: 41,312,499 km (0.119 R)
• M33: 43,094,359 km (0.09 R)
• M34: 48,897,410 km (0.098 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: 492 - 17,308 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit