🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.63 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 215.4

Radius: 9

Gravity: 2.66 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 0.95 AU - 1.55 AU

Year: 917 Days

Day: 14.2 Hours

Environment

Temp: -160 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 57,885,213 km

• M1: 112,198 km (0.085 R)
• M2: 447,298 km (0.096 R)
• M3: 775,515 km (0.119 R)
• M4: 1,201,869 km (0.064 R)
• M5: 1,505,254 km (0.057 R)
• M6: 1,803,851 km (0.113 R)
• M7: 2,089,134 km (0.039 R)
• M8: 2,453,704 km (0.104 R)
• M9: 2,784,316 km (0.043 R)
• M10: 3,385,699 km (0.067 R)
• M11: 3,877,876 km (0.077 R)
• M12: 4,227,187 km (0.077 R)
• M13: 4,536,855 km (0.065 R)
• M14: 5,751,141 km (0.114 R)
• M15: 6,225,366 km (0.094 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 172.2

Radius: 12.7

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 1.02 AU - 1.62 AU

Year: 995 Days

Day: 11.8 Hours

Environment

Temp: -174 °C

Axial Tilt: 49.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 57,885,213 km

• M1: 157,975 km (0.118 R)
• M2: 679,623 km (0.104 R)
• M3: 1,128,417 km (0.113 R)
• M4: 2,004,911 km (0.09 R)
• M5: 2,493,946 km (0.107 R)
• M6: 3,742,340 km (0.119 R)
• M7: 4,520,997 km (0.086 R)
• M8: 4,917,880 km (0.1 R)
• M9: 5,472,141 km (0.056 R)
• M10: 6,438,393 km (0.109 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 160.5

Radius: 9.8

Gravity: 1.67 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 1.28 AU - 1.92 AU

Year: 1328 Days

Day: 12 Hours

Environment

Temp: -182 °C

Axial Tilt: 42.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 57,885,213 km

• M1: 124,316 km (0.057 R)
• M2: 483,949 km (0.089 R)
• M3: 806,931 km (0.071 R)
• M4: 1,313,619 km (0.086 R)
• M5: 1,740,422 km (0.094 R)
• M6: 2,377,858 km (0.114 R)
• M7: 2,970,415 km (0.111 R)
• M8: 3,418,162 km (0.098 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 151.5

Radius: 9.5

Gravity: 1.68 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 2.25 AU - 2.55 AU

Year: 2439 Days

Day: 9.7 Hours

Environment

Temp: -190 °C

Axial Tilt: 13.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 57,885,213 km

• M1: 199,863 km (0.069 R)
• M2: 614,847 km (0.037 R)
• M3: 1,131,708 km (0.074 R)
• M4: 1,484,609 km (0.039 R)
• M5: 2,394,613 km (0.095 R)
• M6: 5,131,357 km (0.095 R)
• M7: 5,723,465 km (0.106 R)
• M8: 6,497,784 km (0.097 R)
• M9: 10,243,565 km (0.04 R)
• M10: 10,625,189 km (0.119 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 188.5

Radius: 10.5

Gravity: 1.71 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 2.34 AU - 3.18 AU

Year: 3008 Days

Day: 13.6 Hours

Environment

Temp: -205 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 57,885,213 km

• M1: 130,749 km (0.091 R)
• M2: 879,486 km (0.119 R)
• M3: 1,436,738 km (0.054 R)
• M4: 1,874,312 km (0.095 R)

Asteroid Belt

Center: 3.35 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 3.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 132.2

Radius: 11.2

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 3.82 AU - 4.04 AU

Year: 5111 Days

Day: 14.3 Hours

Environment

Temp: -201 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 57,885,213 km

• M1: 139,276 km (0.091 R)
• M2: 520,750 km (0.113 R)
• M3: 1,007,691 km (0.1 R)
• M4: 1,487,900 km (0.085 R)
• M5: 2,058,018 km (0.079 R)
• M6: 2,524,913 km (0.111 R)
• M7: 3,224,433 km (0.083 R)
• M8: 3,584,664 km (0.066 R)
• M9: 4,146,404 km (0.069 R)
• M10: 5,098,595 km (0.119 R)
• M11: 5,785,847 km (0.117 R)
• M12: 6,945,380 km (0.086 R)
• M13: 7,973,567 km (0.09 R)
• M14: 13,509,137 km (0.094 R)
• M15: 14,407,173 km (0.058 R)
• M16: 16,472,222 km (0.05 R)
• M17: 17,288,727 km (0.084 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 373

Radius: 9.2

Gravity: 4.41 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 4.27 AU - 5.19 AU

Year: 6748 Days

Day: 5 Hours

Environment

Temp: -224 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 57,885,213 km

• M1: 114,442 km (0.102 R)
• M2: 456,124 km (0.096 R)
• M3: 794,365 km (0.12 R)
• M4: 1,232,238 km (0.103 R)
• M5: 1,621,641 km (0.055 R)
• M6: 1,963,322 km (0.114 R)
• M7: 2,385,039 km (0.061 R)
• M8: 2,848,194 km (0.119 R)
• M9: 3,600,821 km (0.052 R)
• M10: 4,093,895 km (0.115 R)
• M11: 5,439,528 km (0.067 R)
• M12: 6,957,348 km (0.061 R)
• M13: 8,506,135 km (0.108 R)
• M14: 10,272,587 km (0.04 R)
• M15: 10,851,680 km (0.11 R)
• M16: 14,024,950 km (0.097 R)
• M17: 23,704,231 km (0.051 R)
• M18: 25,835,552 km (0.057 R)
• M19: 26,326,084 km (0.118 R)
• M20: 27,073,325 km (0.062 R)
• M21: 29,223,346 km (0.028 R)
• M22: 29,845,224 km (0.095 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 865.1

Radius: 10.7

Gravity: 7.56 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 4.57 AU - 6.75 AU

Year: 8834 Days

Day: 6.5 Hours

Environment

Temp: -219 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 57,885,213 km

• M1: 136,134 km (0.09 R)
• M2: 513,569 km (0.103 R)
• M3: 1,379,292 km (0.11 R)
• M4: 1,827,039 km (0.057 R)
• M5: 2,681,841 km (0.085 R)
• M6: 3,154,570 km (0.116 R)
• M7: 3,758,796 km (0.101 R)
• M8: 4,613,598 km (0.111 R)
• M9: 4,977,570 km (0.111 R)
• M10: 5,459,574 km (0.096 R)
• M11: 6,898,706 km (0.112 R)
• M12: 7,457,903 km (0.095 R)
• M13: 8,486,538 km (0.114 R)
• M14: 8,849,612 km (0.117 R)
• M15: 9,461,916 km (0.103 R)
• M16: 12,660,917 km (0.088 R)
• M17: 14,184,571 km (0.088 R)
• M18: 14,567,841 km (0.07 R)
• M19: 19,097,215 km (0.112 R)
• M20: 20,849,156 km (0.064 R)
• M21: 23,763,771 km (0.08 R)
• M22: 24,854,340 km (0.108 R)
• M23: 27,429,368 km (0.09 R)
• M24: 29,863,475 km (0.073 R)
• M25: 31,132,813 km (0.079 R)
• M26: 31,998,985 km (0.103 R)
• M27: 35,156,996 km (0.108 R)
• M28: 41,693,076 km (0.058 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 870.4

Radius: 3.7

Gravity: 63.58 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 6.76 AU - 9.08 AU

Year: 14622 Days

Day: 18.8 Hours

Environment

Temp: -218 °C

Axial Tilt: 6.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 57,885,213 km

• M1: 49,367 km (0.077 R)
• M2: 254,017 km (0.111 R)
• M3: 462,407 km (0.074 R)
• M4: 1,102,836 km (0.065 R)
• M5: 1,234,332 km (0.109 R)
• M6: 1,642,585 km (0.069 R)
• M7: 2,037,074 km (0.093 R)
• M8: 3,138,414 km (0.108 R)
• M9: 3,949,982 km (0.119 R)
• M10: 4,323,528 km (0.12 R)
• M11: 4,997,766 km (0.114 R)
• M12: 6,177,046 km (0.068 R)
• M13: 6,940,892 km (0.09 R)
• M14: 8,551,762 km (0.112 R)
• M15: 8,756,263 km (0.099 R)
• M16: 10,570,286 km (0.112 R)
• M17: 11,348,794 km (0.103 R)
• M18: 11,658,162 km (0.109 R)
• M19: 11,909,636 km (0.036 R)
• M20: 14,482,570 km (0.086 R)
• M21: 16,917,724 km (0.119 R)
• M22: 17,484,550 km (0.111 R)
• M23: 19,700,992 km (0.077 R)
• M24: 20,692,677 km (0.101 R)
• M25: 25,305,377 km (0.065 R)
• M26: 30,797,115 km (0.07 R)
• M27: 33,628,255 km (0.102 R)
• M28: 34,652,402 km (0.103 R)
• M29: 35,302,854 km (0.119 R)
• M30: 35,565,248 km (0.1 R)
• M31: 35,961,383 km (0.101 R)
• M32: 37,575,395 km (0.064 R)
• M33: 39,096,656 km (0.061 R)
• M34: 39,236,978 km (0.081 R)
• M35: 48,283,610 km (0.059 R)
• M36: 50,245,586 km (0.108 R)
• M37: 52,771,995 km (0.099 R)
• M38: 59,362,978 km (0.119 R)

Planet 10 - Ice Giant

Semi-Major Axis: 8.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 415.6

Radius: 4.4

Gravity: 21.47 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 7.45 AU - 10.09 AU

Year: 17038 Days

Day: 18.2 Hours

Environment

Temp: -227 °C

Axial Tilt: 42.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 57,885,213 km

• M1: 140,472 km (0.069 R)
• M2: 786,286 km (0.103 R)
• M3: 1,024,895 km (0.032 R)
• M4: 1,270,535 km (0.117 R)
• M5: 1,647,521 km (0.069 R)
• M6: 2,228,859 km (0.111 R)
• M7: 2,775,340 km (0.076 R)
• M8: 3,406,643 km (0.119 R)
• M9: 3,700,603 km (0.058 R)
• M10: 4,494,070 km (0.118 R)
• M11: 7,680,953 km (0.065 R)
• M12: 11,048,850 km (0.105 R)
• M13: 11,632,431 km (0.103 R)
• M14: 13,052,414 km (0.1 R)
• M15: 14,309,485 km (0.091 R)
• M16: 16,605,364 km (0.102 R)
• M17: 20,146,644 km (0.096 R)
• M18: 42,353,850 km (0.028 R)
• M19: 56,167,568 km (0.114 R)
• M20: 57,366,295 km (0.112 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: 246 - 18,635 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit