🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.46 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 829.2

Radius: 12.3

Gravity: 5.48 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 0.78 AU - 1.04 AU

Year: 610 Days

Day: 11.5 Hours

Environment

Temp: -173 °C

Axial Tilt: 16.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 81,271,141 km

• M1: 153,039 km (0.114 R)
• M2: 646,263 km (0.117 R)
• M3: 1,723,517 km (0.068 R)
• M4: 2,226,914 km (0.067 R)
• M5: 3,161,153 km (0.09 R)
• M6: 3,739,498 km (0.098 R)
• M7: 4,203,551 km (0.12 R)
• M8: 4,821,240 km (0.052 R)
• M9: 5,444,465 km (0.118 R)
• M10: 6,810,293 km (0.064 R)
• M11: 7,372,033 km (0.09 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 464.3

Radius: 13.8

Gravity: 2.44 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 1.49 AU - 1.69 AU

Year: 1409 Days

Day: 8.3 Hours

Environment

Temp: -187 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 81,271,141 km

• M1: 171,738 km (0.117 R)
• M2: 653,144 km (0.077 R)
• M3: 1,375,253 km (0.064 R)
• M4: 2,122,943 km (0.104 R)
• M5: 3,199,300 km (0.104 R)
• M6: 4,469,236 km (0.081 R)
• M7: 4,985,947 km (0.106 R)
• M8: 5,480,817 km (0.12 R)
• M9: 5,965,065 km (0.067 R)
• M10: 6,780,823 km (0.074 R)
• M11: 7,567,259 km (0.06 R)
• M12: 8,917,080 km (0.109 R)
• M13: 9,410,903 km (0.068 R)
• M14: 10,485,464 km (0.072 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 902.1

Radius: 10.4

Gravity: 8.34 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 2.85 AU - 4.47 AU

Year: 4922 Days

Day: 10.9 Hours

Environment

Temp: -223 °C

Axial Tilt: 8.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 81,271,141 km

• M1: 130,150 km (0.04 R)
• M2: 603,179 km (0.119 R)
• M3: 1,249,292 km (0.116 R)
• M4: 1,576,612 km (0.106 R)
• M5: 2,723,130 km (0.102 R)
• M6: 4,611,354 km (0.065 R)
• M7: 5,889,219 km (0.085 R)
• M8: 6,234,641 km (0.112 R)
• M9: 7,942,001 km (0.114 R)
• M10: 8,521,843 km (0.069 R)
• M11: 10,477,835 km (0.109 R)
• M12: 11,175,709 km (0.086 R)
• M13: 12,154,229 km (0.045 R)
• M14: 14,113,512 km (0.119 R)
• M15: 15,730,067 km (0.119 R)
• M16: 21,097,189 km (0.12 R)
• M17: 23,595,773 km (0.06 R)
• M18: 25,120,474 km (0.071 R)
• M19: 28,992,067 km (0.06 R)
• M20: 29,628,008 km (0.04 R)
• M21: 31,879,306 km (0.104 R)
• M22: 32,556,985 km (0.106 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 625.5

Radius: 10.2

Gravity: 6.01 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 4.24 AU - 4.82 AU

Year: 6777 Days

Day: 6.7 Hours

Environment

Temp: -215 °C

Axial Tilt: 15 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 81,271,141 km

• M1: 127,607 km (0.092 R)
• M2: 846,275 km (0.097 R)
• M3: 1,894,208 km (0.061 R)
• M4: 2,231,402 km (0.087 R)
• M5: 2,989,265 km (0.105 R)
• M6: 3,363,110 km (0.114 R)
• M7: 3,934,424 km (0.082 R)
• M8: 5,010,332 km (0.087 R)
• M9: 6,541,167 km (0.099 R)
• M10: 7,102,608 km (0.104 R)
• M11: 7,696,062 km (0.108 R)
• M12: 8,402,763 km (0.069 R)
• M13: 11,821,074 km (0.116 R)
• M14: 12,390,144 km (0.109 R)
• M15: 13,583,038 km (0.054 R)
• M16: 14,323,099 km (0.099 R)
• M17: 15,636,418 km (0.104 R)
• M18: 16,833,800 km (0.113 R)
• M19: 17,289,924 km (0.097 R)
• M20: 18,432,402 km (0.039 R)
• M21: 19,197,895 km (0.111 R)
• M22: 20,569,857 km (0.054 R)
• M23: 28,240,488 km (0.096 R)
• M24: 28,884,955 km (0.112 R)
• M25: 29,257,604 km (0.108 R)
• M26: 30,394,996 km (0.067 R)
• M27: 35,134,257 km (0.092 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 716.5

Radius: 3.1

Gravity: 74.56 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 6.76 AU - 10.94 AU

Year: 18506 Days

Day: 19.1 Hours

Environment

Temp: -244 °C

Axial Tilt: 10.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 81,271,141 km

• M1: 43,982 km (0.058 R)
• M2: 150,047 km (0.103 R)
• M3: 698,173 km (0.087 R)
• M4: 797,955 km (0.06 R)
• M5: 953,986 km (0.11 R)
• M6: 1,356,853 km (0.087 R)
• M7: 1,465,461 km (0.055 R)
• M8: 1,596,508 km (0.039 R)
• M9: 1,920,388 km (0.057 R)
• M10: 2,118,455 km (0.108 R)
• M11: 4,590,710 km (0.089 R)
• M12: 5,826,239 km (0.111 R)
• M13: 7,034,989 km (0.09 R)
• M14: 10,109,675 km (0.081 R)
• M15: 10,286,350 km (0.105 R)
• M16: 10,405,280 km (0.081 R)
• M17: 10,585,396 km (0.066 R)
• M18: 11,390,083 km (0.08 R)
• M19: 21,305,430 km (0.105 R)
• M20: 22,383,282 km (0.118 R)
• M21: 31,087,634 km (0.038 R)
• M22: 33,634,987 km (0.078 R)
• M23: 35,770,197 km (0.095 R)
• M24: 38,707,551 km (0.115 R)
• M25: 40,161,194 km (0.092 R)
• M26: 43,022,403 km (0.117 R)
• M27: 44,423,985 km (0.066 R)
• M28: 44,581,512 km (0.036 R)
• M29: 46,664,213 km (0.081 R)
• M30: 46,990,187 km (0.051 R)
• M31: 52,944,781 km (0.046 R)
• M32: 53,834,439 km (0.105 R)
• M33: 55,460,867 km (0.067 R)
• M34: 63,086,469 km (0.095 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 634.9

Radius: 3.3

Gravity: 58.3 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 10.16 AU - 10.26 AU

Year: 22932 Days

Day: 17.2 Hours

Environment

Temp: -243 °C

Axial Tilt: 25.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 81,271,141 km

• M1: 63,280 km (0.084 R)
• M2: 468,989 km (0.086 R)
• M3: 589,416 km (0.097 R)
• M4: 1,206,656 km (0.118 R)
• M5: 2,300,666 km (0.119 R)
• M6: 3,290,405 km (0.054 R)
• M7: 3,926,495 km (0.095 R)
• M8: 4,712,782 km (0.115 R)
• M9: 4,859,537 km (0.066 R)
• M10: 5,278,860 km (0.045 R)
• M11: 7,103,056 km (0.062 R)
• M12: 8,261,094 km (0.088 R)
• M13: 9,715,185 km (0.036 R)
• M14: 11,136,365 km (0.039 R)
• M15: 11,462,638 km (0.119 R)
• M16: 12,410,191 km (0.118 R)
• M17: 14,230,049 km (0.098 R)
• M18: 15,483,679 km (0.102 R)
• M19: 15,889,987 km (0.112 R)
• M20: 16,220,149 km (0.091 R)
• M21: 19,213,752 km (0.099 R)
• M22: 22,763,261 km (0.098 R)
• M23: 24,253,854 km (0.065 R)
• M24: 26,842,047 km (0.093 R)
• M25: 27,192,704 km (0.057 R)
• M26: 27,664,835 km (0.108 R)
• M27: 28,625,553 km (0.082 R)
• M28: 30,740,567 km (0.12 R)
• M29: 33,225,089 km (0.095 R)
• M30: 34,861,241 km (0.057 R)
• M31: 38,737,471 km (0.105 R)
• M32: 40,090,584 km (0.103 R)
• M33: 50,811,964 km (0.072 R)
• M34: 52,250,497 km (0.12 R)
• M35: 55,965,162 km (0.099 R)
• M36: 57,886,746 km (0.09 R)
• M37: 64,958,387 km (0.083 R)
• M38: 68,157,538 km (0.078 R)
• M39: 70,347,501 km (0.05 R)
• M40: 71,908,256 km (0.113 R)
• M41: 76,963,168 km (0.137 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: 357 - 12,638 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit