🌌 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: 0.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 388.4

Radius: 12.9

Gravity: 2.33 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 0.8 AU - 1.04 AU

Year: 609 Days

Day: 7.2 Hours

Environment

Temp: -168 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 60,717,863 km

• M1: 160,369 km (0.119 R)
• M2: 563,685 km (0.081 R)
• M3: 1,086,679 km (0.089 R)
• M4: 1,579,006 km (0.118 R)
• M5: 2,506,512 km (0.076 R)
• M6: 3,098,322 km (0.119 R)
• M7: 4,058,590 km (0.056 R)
• M8: 4,772,621 km (0.118 R)
• M9: 5,402,877 km (0.113 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 993.2

Radius: 13.9

Gravity: 5.14 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 1.44 AU - 1.74 AU

Year: 1384 Days

Day: 9 Hours

Environment

Temp: -193 °C

Axial Tilt: 13.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 60,717,863 km

• M1: 172,935 km (0.106 R)
• M2: 629,807 km (0.105 R)
• M3: 1,070,223 km (0.092 R)
• M4: 1,643,033 km (0.071 R)
• M5: 2,177,846 km (0.092 R)
• M6: 3,044,167 km (0.106 R)
• M7: 4,333,850 km (0.063 R)
• M8: 5,548,435 km (0.056 R)
• M9: 6,055,722 km (0.083 R)
• M10: 7,137,314 km (0.071 R)
• M11: 8,051,806 km (0.054 R)
• M12: 10,147,972 km (0.098 R)
• M13: 10,663,187 km (0.097 R)
• M14: 11,487,321 km (0.096 R)
• M15: 12,009,418 km (0.068 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 580.8

Radius: 13.3

Gravity: 3.28 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 2.26 AU - 2.72 AU

Year: 2712 Days

Day: 7.8 Hours

Environment

Temp: -202 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 60,717,863 km

• M1: 165,455 km (0.101 R)
• M2: 754,422 km (0.115 R)
• M3: 1,224,010 km (0.104 R)
• M4: 2,506,662 km (0.104 R)
• M5: 3,083,362 km (0.102 R)
• M6: 4,074,896 km (0.091 R)
• M7: 9,740,916 km (0.096 R)
• M8: 10,216,637 km (0.05 R)
• M9: 12,531,066 km (0.107 R)
• M10: 14,934,355 km (0.031 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 206.9

Radius: 9.2

Gravity: 2.44 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 4.44 AU - 4.88 AU

Year: 6944 Days

Day: 12.9 Hours

Environment

Temp: -225 °C

Axial Tilt: 14.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 60,717,863 km

• M1: 114,592 km (0.086 R)
• M2: 431,889 km (0.083 R)
• M3: 720,314 km (0.073 R)
• M4: 1,127,519 km (0.109 R)
• M5: 1,448,855 km (0.047 R)
• M6: 1,921,734 km (0.117 R)
• M7: 2,978,344 km (0.114 R)
• M8: 3,830,753 km (0.08 R)
• M9: 4,642,172 km (0.103 R)
• M10: 6,481,627 km (0.027 R)
• M11: 7,072,389 km (0.03 R)
• M12: 8,254,212 km (0.115 R)
• M13: 8,614,893 km (0.071 R)
• M14: 9,099,440 km (0.112 R)
• M15: 9,800,157 km (0.057 R)
• M16: 10,328,387 km (0.107 R)
• M17: 10,705,074 km (0.093 R)
• M18: 11,091,037 km (0.112 R)
• M19: 12,351,099 km (0.1 R)
• M20: 13,307,927 km (0.09 R)
• M21: 13,854,857 km (0.058 R)
• M22: 14,159,438 km (0.118 R)
• M23: 14,624,688 km (0.055 R)
• M24: 17,047,725 km (0.097 R)
• M25: 17,811,870 km (0.071 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 446.5

Radius: 14.8

Gravity: 2.04 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 3.74 AU - 6.24 AU

Year: 7694 Days

Day: 11.7 Hours

Environment

Temp: -230 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 60,717,863 km

• M1: 184,005 km (0.066 R)
• M2: 1,102,686 km (0.103 R)
• M3: 1,698,085 km (0.059 R)
• M4: 2,211,655 km (0.038 R)
• M5: 2,737,491 km (0.06 R)
• M6: 3,284,421 km (0.112 R)
• M7: 4,628,109 km (0.08 R)
• M8: 5,178,480 km (0.05 R)
• M9: 6,411,765 km (0.052 R)
• M10: 7,422,598 km (0.092 R)
• M11: 8,024,430 km (0.112 R)
• M12: 9,629,316 km (0.082 R)
• M13: 10,392,414 km (0.078 R)
• M14: 15,482,332 km (0.118 R)
• M15: 20,831,952 km (0.054 R)
• M16: 21,652,796 km (0.099 R)
• M17: 22,572,823 km (0.097 R)
• M18: 23,042,410 km (0.115 R)
• M19: 27,568,494 km (0.085 R)
• M20: 28,649,339 km (0.118 R)
• M21: 32,556,237 km (0.094 R)

Planet 6 - Ice Giant

Semi-Major Axis: 5.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 265.1

Radius: 7.3

Gravity: 4.97 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 4.29 AU - 6.97 AU

Year: 9221 Days

Day: 18 Hours

Environment

Temp: -230 °C

Axial Tilt: 3.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 60,717,863 km

• M1: 92,751 km (0.108 R)
• M2: 476,768 km (0.098 R)
• M3: 1,266,047 km (0.106 R)
• M4: 1,748,949 km (0.078 R)
• M5: 2,449,516 km (0.09 R)
• M6: 3,672,478 km (0.114 R)
• M7: 5,374,304 km (0.097 R)
• M8: 6,430,315 km (0.099 R)
• M9: 7,880,068 km (0.073 R)
• M10: 9,070,268 km (0.096 R)
• M11: 10,195,095 km (0.107 R)
• M12: 10,698,043 km (0.073 R)
• M13: 11,169,426 km (0.11 R)
• M14: 11,952,271 km (0.119 R)
• M15: 13,247,939 km (0.081 R)
• M16: 25,206,344 km (0.044 R)
• M17: 25,956,427 km (0.116 R)
• M18: 29,015,255 km (0.066 R)
• M19: 32,208,870 km (0.117 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 586

Radius: 7.4

Gravity: 10.7 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 7.22 AU - 8.64 AU

Year: 15414 Days

Day: 17.1 Hours

Environment

Temp: -237 °C

Axial Tilt: 29.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 60,717,863 km

• M1: 100,081 km (0.035 R)
• M2: 389,852 km (0.086 R)
• M3: 782,546 km (0.069 R)
• M4: 1,016,817 km (0.094 R)
• M5: 1,451,548 km (0.066 R)
• M6: 2,097,362 km (0.096 R)
• M7: 3,498,047 km (0.101 R)
• M8: 3,885,505 km (0.076 R)
• M9: 4,270,421 km (0.109 R)
• M10: 5,186,259 km (0.078 R)
• M11: 6,589,487 km (0.082 R)
• M12: 6,965,726 km (0.099 R)
• M13: 8,181,508 km (0.099 R)
• M14: 8,469,783 km (0.049 R)
• M15: 11,798,934 km (0.09 R)
• M16: 12,105,310 km (0.11 R)
• M17: 13,988,747 km (0.077 R)
• M18: 18,244,508 km (0.084 R)
• M19: 19,663,743 km (0.038 R)
• M20: 21,882,429 km (0.113 R)
• M21: 22,626,379 km (0.08 R)
• M22: 23,386,934 km (0.111 R)
• M23: 23,773,495 km (0.106 R)
• M24: 25,362,823 km (0.083 R)
• M25: 26,495,728 km (0.096 R)
• M26: 28,751,664 km (0.063 R)
• M27: 31,483,021 km (0.11 R)
• M28: 39,330,028 km (0.1 R)
• M29: 41,406,895 km (0.114 R)
• M30: 42,400,674 km (0.104 R)
• M31: 44,583,606 km (0.04 R)
• M32: 49,330,347 km (0.082 R)
• M33: 53,897,719 km (0.117 R)
• M34: 54,741,900 km (0.068 R)
• M35: 58,739,155 km (0.077 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 160 - 18,902 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit