🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 573.6

Radius: 14.7

Gravity: 2.65 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 0.52 AU - 0.56 AU

Year: 274 Days

Day: 14 Hours

Environment

Temp: -151 °C

Axial Tilt: 24.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 79,460,886 km

• M1: 182,809 km (0.072 R)
• M2: 652,845 km (0.078 R)
• M3: 1,113,158 km (0.061 R)
• M4: 1,574,817 km (0.051 R)
• M5: 2,065,797 km (0.075 R)
• M6: 2,608,688 km (0.064 R)
• M7: 3,277,241 km (0.088 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 282.8

Radius: 13.2

Gravity: 1.62 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 0.78 AU - 1.18 AU

Year: 670 Days

Day: 6.9 Hours

Environment

Temp: -172 °C

Axial Tilt: 43.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 79,460,886 km

• M1: 164,857 km (0.092 R)
• M2: 721,062 km (0.075 R)
• M3: 1,152,951 km (0.094 R)
• M4: 1,622,239 km (0.029 R)
• M5: 2,060,112 km (0.041 R)
• M6: 2,776,237 km (0.076 R)
• M7: 3,353,535 km (0.073 R)
• M8: 3,957,911 km (0.118 R)
• M9: 4,855,947 km (0.062 R)
• M10: 5,665,421 km (0.084 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 853.1

Radius: 9.4

Gravity: 9.65 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 1.22 AU - 1.38 AU

Year: 1023 Days

Day: 8.3 Hours

Environment

Temp: -187 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 79,460,886 km

• M1: 116,836 km (0.07 R)
• M2: 433,684 km (0.078 R)
• M3: 734,376 km (0.084 R)
• M4: 1,054,964 km (0.06 R)
• M5: 1,904,381 km (0.119 R)
• M6: 2,340,608 km (0.106 R)
• M7: 3,140,658 km (0.101 R)
• M8: 3,581,074 km (0.036 R)
• M9: 4,045,575 km (0.11 R)
• M10: 4,902,621 km (0.072 R)
• M11: 5,253,578 km (0.071 R)
• M12: 5,579,552 km (0.054 R)
• M13: 6,317,668 km (0.062 R)
• M14: 7,217,948 km (0.073 R)
• M15: 7,829,205 km (0.04 R)
• M16: 8,474,570 km (0.11 R)
• M17: 10,087,235 km (0.06 R)
• M18: 10,528,399 km (0.058 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 396.3

Radius: 8.8

Gravity: 5.12 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 1.36 AU - 1.74 AU

Year: 1332 Days

Day: 6.6 Hours

Environment

Temp: -193 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 79,460,886 km

• M1: 109,506 km (0.089 R)
• M2: 398,978 km (0.106 R)
• M3: 725,550 km (0.115 R)
• M4: 1,017,714 km (0.12 R)
• M5: 1,322,146 km (0.116 R)
• M6: 1,670,260 km (0.097 R)
• M7: 2,151,965 km (0.11 R)
• M8: 2,589,988 km (0.093 R)
• M9: 3,466,332 km (0.054 R)
• M10: 3,877,128 km (0.097 R)
• M11: 4,563,184 km (0.098 R)
• M12: 5,308,181 km (0.096 R)
• M13: 5,689,506 km (0.114 R)
• M14: 6,088,933 km (0.096 R)
• M15: 6,529,498 km (0.078 R)
• M16: 7,014,794 km (0.119 R)
• M17: 8,400,519 km (0.069 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 567.6

Radius: 11.3

Gravity: 4.45 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 1.62 AU - 1.78 AU

Year: 1530 Days

Day: 5.3 Hours

Environment

Temp: -202 °C

Axial Tilt: 8.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 79,460,886 km

• M1: 140,622 km (0.074 R)
• M2: 546,331 km (0.075 R)
• M3: 961,914 km (0.087 R)
• M4: 1,531,733 km (0.05 R)
• M5: 2,743,475 km (0.096 R)
• M6: 3,132,579 km (0.085 R)
• M7: 3,638,819 km (0.061 R)
• M8: 5,978,679 km (0.065 R)
• M9: 7,163,943 km (0.032 R)
• M10: 8,644,962 km (0.087 R)
• M11: 10,586,144 km (0.111 R)
• M12: 11,235,249 km (0.043 R)
• M13: 12,093,043 km (0.076 R)
• M14: 12,500,398 km (0.084 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 880.6

Radius: 10.1

Gravity: 8.63 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 2 AU - 2.16 AU

Year: 2071 Days

Day: 8 Hours

Environment

Temp: -209 °C

Axial Tilt: 27.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 79,460,886 km

• M1: 125,662 km (0.117 R)
• M2: 482,154 km (0.078 R)
• M3: 825,182 km (0.11 R)
• M4: 1,159,383 km (0.049 R)
• M5: 2,166,925 km (0.101 R)
• M6: 2,585,650 km (0.087 R)
• M7: 3,410,383 km (0.077 R)
• M8: 3,733,963 km (0.119 R)
• M9: 4,197,267 km (0.088 R)
• M10: 4,742,402 km (0.098 R)
• M11: 5,357,698 km (0.068 R)
• M12: 5,771,785 km (0.072 R)
• M13: 6,366,137 km (0.07 R)
• M14: 7,556,338 km (0.099 R)
• M15: 8,623,868 km (0.104 R)
• M16: 9,057,553 km (0.105 R)
• M17: 9,753,332 km (0.071 R)
• M18: 10,298,168 km (0.12 R)
• M19: 12,513,413 km (0.102 R)
• M20: 14,603,595 km (0.043 R)
• M21: 15,707,028 km (0.099 R)
• M22: 16,557,642 km (0.041 R)
• M23: 17,917,636 km (0.107 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 278.9

Radius: 12.8

Gravity: 1.7 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 2.06 AU - 2.32 AU

Year: 2237 Days

Day: 12.2 Hours

Environment

Temp: -203 °C

Axial Tilt: 4.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 79,460,886 km

• M1: 159,322 km (0.096 R)
• M2: 704,157 km (0.041 R)
• M3: 1,223,711 km (0.107 R)
• M4: 2,095,567 km (0.094 R)
• M5: 2,994,800 km (0.087 R)
• M6: 3,423,846 km (0.103 R)
• M7: 4,986,247 km (0.118 R)
• M8: 5,421,128 km (0.057 R)
• M9: 5,949,208 km (0.055 R)
• M10: 6,657,404 km (0.047 R)
• M11: 7,057,728 km (0.092 R)
• M12: 10,528,249 km (0.077 R)
• M13: 12,669,892 km (0.069 R)

Planet 8 - Gas Giant

Semi-Major Axis: 2.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 539.5

Radius: 14.7

Gravity: 2.5 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 2.08 AU - 3.14 AU

Year: 2911 Days

Day: 14.3 Hours

Environment

Temp: -208 °C

Axial Tilt: 23.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 79,460,886 km

• M1: 187,596 km (0.063 R)
• M2: 682,316 km (0.112 R)
• M3: 1,529,638 km (0.116 R)
• M4: 2,352,726 km (0.098 R)
• M5: 4,138,027 km (0.087 R)
• M6: 4,640,526 km (0.117 R)
• M7: 5,619,345 km (0.059 R)
• M8: 6,427,024 km (0.075 R)
• M9: 6,930,869 km (0.069 R)
• M10: 8,307,319 km (0.061 R)
• M11: 12,261,939 km (0.077 R)
• M12: 14,175,146 km (0.093 R)
• M13: 16,798,644 km (0.118 R)
• M14: 17,434,884 km (0.082 R)
• M15: 19,440,842 km (0.089 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 255.5

Radius: 4

Gravity: 15.97 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 6.34 AU - 10.52 AU

Year: 16895 Days

Day: 16.5 Hours

Environment

Temp: -236 °C

Axial Tilt: 19.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 79,460,886 km

• M1: 57,446 km (0.072 R)
• M2: 281,543 km (0.1 R)
• M3: 692,489 km (0.033 R)
• M4: 1,229,994 km (0.06 R)
• M5: 2,350,033 km (0.081 R)
• M6: 2,883,649 km (0.112 R)
• M7: 3,040,278 km (0.046 R)
• M8: 3,419,658 km (0.111 R)
• M9: 3,595,136 km (0.116 R)
• M10: 4,716,372 km (0.089 R)
• M11: 4,902,621 km (0.116 R)
• M12: 5,093,807 km (0.104 R)
• M13: 5,457,031 km (0.11 R)
• M14: 7,246,970 km (0.027 R)
• M15: 8,868,461 km (0.101 R)
• M16: 9,009,681 km (0.086 R)
• M17: 11,929,682 km (0.103 R)
• M18: 14,689,613 km (0.116 R)
• M19: 19,306,054 km (0.109 R)
• M20: 20,512,561 km (0.074 R)
• M21: 21,939,725 km (0.108 R)
• M22: 23,431,664 km (0.097 R)
• M23: 25,746,691 km (0.097 R)
• M24: 26,616,004 km (0.073 R)
• M25: 27,008,699 km (0.099 R)
• M26: 27,305,651 km (0.096 R)
• M27: 29,445,648 km (0.081 R)
• M28: 31,041,109 km (0.104 R)
• M29: 34,171,445 km (0.071 R)
• M30: 36,171,269 km (0.082 R)
• M31: 36,411,523 km (0.112 R)
• M32: 40,660,701 km (0.105 R)
• M33: 43,987,907 km (0.087 R)
• M34: 48,214,496 km (0.095 R)

Planet 10 - Ice Giant

Semi-Major Axis: 9.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 752

Radius: 4.9

Gravity: 31.32 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 8.3 AU - 10.8 AU

Year: 20371 Days

Day: 19.6 Hours

Environment

Temp: -239 °C

Axial Tilt: 26.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 79,460,886 km

• M1: 63,130 km (0.077 R)
• M2: 404,812 km (0.04 R)
• M3: 1,065,286 km (0.101 R)
• M4: 1,228,647 km (0.099 R)
• M5: 3,796,345 km (0.068 R)
• M6: 4,452,332 km (0.074 R)
• M7: 4,807,178 km (0.114 R)
• M8: 5,142,576 km (0.103 R)
• M9: 5,735,882 km (0.105 R)
• M10: 6,596,518 km (0.075 R)
• M11: 7,941,553 km (0.054 R)
• M12: 8,251,968 km (0.117 R)
• M13: 10,470,056 km (0.101 R)
• M14: 19,445,629 km (0.115 R)
• M15: 22,271,233 km (0.109 R)
• M16: 23,834,681 km (0.046 R)
• M17: 24,048,606 km (0.095 R)
• M18: 26,031,226 km (0.025 R)
• M19: 34,778,214 km (0.092 R)
• M20: 37,307,315 km (0.108 R)
• M21: 41,480,797 km (0.067 R)
• M22: 42,570,617 km (0.056 R)
• M23: 43,043,646 km (0.044 R)
• M24: 46,953,685 km (0.099 R)
• M25: 52,346,090 km (0.08 R)
• M26: 53,435,312 km (0.058 R)
• M27: 66,431,178 km (0.06 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 350 - 11,543 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit