🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.99

Radius: 1.32

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 0.52 AU - 0.7 AU

Year: 308 Days

Day: 20.5 Hours

Environment

Temp: -133 °C

Axial Tilt: 7.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 959.7

Radius: 9.8

Gravity: 9.99 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 0.63 AU - 0.81 AU

Year: 394 Days

Day: 12.4 Hours

Environment

Temp: -146 °C

Axial Tilt: 22.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 34,973,707 km

• M1: 121,922 km (0.119 R)
• M2: 435,479 km (0.095 R)
• M3: 804,238 km (0.063 R)
• M4: 1,141,133 km (0.076 R)
• M5: 1,484,609 km (0.079 R)
• M6: 1,929,962 km (0.05 R)
• M7: 2,561,116 km (0.067 R)
• M8: 3,080,669 km (0.101 R)
• M9: 3,631,189 km (0.116 R)
• M10: 4,388,603 km (0.118 R)
• M11: 4,835,901 km (0.105 R)
• M12: 5,150,655 km (0.066 R)
• M13: 5,717,631 km (0.081 R)

Asteroid Belt

Center: 1.01 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 1.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 140.1

Radius: 14.9

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 1.29 AU - 1.31 AU

Year: 957 Days

Day: 11.9 Hours

Environment

Temp: -177 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 34,973,707 km

• M1: 185,352 km (0.049 R)
• M2: 682,914 km (0.109 R)
• M3: 1,616,405 km (0.095 R)
• M4: 2,321,609 km (0.116 R)
• M5: 2,788,056 km (0.098 R)
• M6: 3,283,673 km (0.103 R)
• M7: 3,813,100 km (0.045 R)
• M8: 5,490,242 km (0.066 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 657.9

Radius: 12.5

Gravity: 4.21 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 1.6 AU - 2.36 AU

Year: 1799 Days

Day: 8.6 Hours

Environment

Temp: -194 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 34,973,707 km

• M1: 155,432 km (0.047 R)
• M2: 767,886 km (0.087 R)
• M3: 1,168,509 km (0.104 R)
• M4: 1,694,196 km (0.112 R)
• M5: 2,180,838 km (0.094 R)
• M6: 2,636,962 km (0.117 R)
• M7: 3,814,297 km (0.106 R)
• M8: 4,824,681 km (0.111 R)
• M9: 5,539,011 km (0.098 R)
• M10: 6,224,019 km (0.086 R)
• M11: 7,179,202 km (0.055 R)
• M12: 7,678,111 km (0.112 R)
• M13: 8,561,037 km (0.094 R)
• M14: 10,670,218 km (0.036 R)
• M15: 11,469,370 km (0.083 R)
• M16: 13,024,290 km (0.081 R)
• M17: 13,475,627 km (0.074 R)
• M18: 14,193,547 km (0.106 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 800.3

Radius: 14.2

Gravity: 3.97 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 1.91 AU - 2.51 AU

Year: 2121 Days

Day: 6.4 Hours

Environment

Temp: -201 °C

Axial Tilt: 7.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 34,973,707 km

• M1: 176,525 km (0.109 R)
• M2: 721,810 km (0.081 R)
• M3: 1,366,427 km (0.117 R)
• M4: 2,155,257 km (0.107 R)
• M5: 2,976,250 km (0.051 R)
• M6: 3,434,767 km (0.079 R)
• M7: 3,921,858 km (0.089 R)
• M8: 5,014,521 km (0.079 R)
• M9: 5,572,221 km (0.093 R)
• M10: 6,017,425 km (0.103 R)
• M11: 7,150,329 km (0.092 R)
• M12: 8,012,462 km (0.077 R)
• M13: 8,810,267 km (0.102 R)
• M14: 9,801,652 km (0.096 R)
• M15: 11,095,674 km (0.031 R)
• M16: 13,268,284 km (0.113 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 578.7

Radius: 11.5

Gravity: 4.38 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 1.91 AU - 3.15 AU

Year: 2598 Days

Day: 12.9 Hours

Environment

Temp: -187 °C

Axial Tilt: 98.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 34,973,707 km

• M1: 147,354 km (0.095 R)
• M2: 731,683 km (0.061 R)
• M3: 1,778,120 km (0.116 R)
• M4: 2,514,890 km (0.092 R)
• M5: 3,106,699 km (0.114 R)
• M6: 4,117,382 km (0.102 R)
• M7: 4,852,955 km (0.064 R)
• M8: 6,079,209 km (0.076 R)
• M9: 8,436,273 km (0.061 R)
• M10: 9,272,824 km (0.103 R)
• M11: 17,639,384 km (0.115 R)
• M12: 18,123,333 km (0.096 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 41.1

Radius: 11

Gravity: 0.34 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 3.32 AU - 3.52 AU

Year: 4084 Days

Day: 13.7 Hours

Environment

Temp: -212 °C

Axial Tilt: 21.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 34,973,707 km

• M1: 136,882 km (0.047 R)
• M2: 526,884 km (0.113 R)
• M3: 2,074,474 km (0.08 R)
• M4: 2,697,399 km (0.075 R)
• M5: 3,587,955 km (0.116 R)
• M6: 5,238,618 km (0.113 R)
• M7: 6,687,623 km (0.096 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 837.1

Radius: 11.4

Gravity: 6.44 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 3.53 AU - 5.39 AU

Year: 6082 Days

Day: 13.6 Hours

Environment

Temp: -211 °C

Axial Tilt: 17.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 34,973,707 km

• M1: 141,819 km (0.111 R)
• M2: 778,358 km (0.113 R)
• M3: 1,494,932 km (0.054 R)
• M4: 2,265,660 km (0.072 R)
• M5: 3,055,237 km (0.117 R)
• M6: 3,414,571 km (0.094 R)
• M7: 4,532,516 km (0.075 R)
• M8: 5,721,670 km (0.039 R)
• M9: 7,071,791 km (0.1 R)
• M10: 7,629,342 km (0.107 R)
• M11: 8,017,249 km (0.111 R)
• M12: 8,500,151 km (0.033 R)
• M13: 10,676,650 km (0.102 R)
• M14: 11,714,560 km (0.109 R)
• M15: 13,256,915 km (0.063 R)
• M16: 14,990,604 km (0.105 R)
• M17: 15,600,814 km (0.048 R)
• M18: 16,037,640 km (0.113 R)
• M19: 17,464,205 km (0.051 R)
• M20: 18,003,356 km (0.094 R)
• M21: 20,792,608 km (0.072 R)
• M22: 23,367,935 km (0.057 R)
• M23: 24,522,083 km (0.052 R)
• M24: 25,541,443 km (0.116 R)
• M25: 26,854,912 km (0.077 R)
• M26: 27,483,074 km (0.069 R)
• M27: 30,674,595 km (0.089 R)
• M28: 33,688,842 km (0.075 R)

Asteroid Belt

Center: 4.91 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Gas Giant

Semi-Major Axis: 5.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 819.1

Radius: 9.9

Gravity: 8.36 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 4.92 AU - 5.78 AU

Year: 7990 Days

Day: 11.9 Hours

Environment

Temp: -224 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 34,973,707 km

• M1: 151,842 km (0.039 R)
• M2: 462,257 km (0.095 R)
• M3: 838,945 km (0.055 R)
• M4: 1,795,025 km (0.108 R)
• M5: 2,127,431 km (0.087 R)
• M6: 2,463,877 km (0.073 R)
• M7: 3,068,252 km (0.081 R)
• M8: 3,743,687 km (0.066 R)
• M9: 4,130,397 km (0.045 R)
• M10: 5,137,640 km (0.114 R)
• M11: 5,583,591 km (0.028 R)
• M12: 6,516,932 km (0.109 R)
• M13: 7,078,522 km (0.057 R)
• M14: 7,591,045 km (0.088 R)
• M15: 8,602,476 km (0.07 R)
• M16: 9,371,409 km (0.107 R)
• M17: 10,087,384 km (0.102 R)
• M18: 12,230,972 km (0.096 R)
• M19: 14,411,511 km (0.082 R)
• M20: 15,430,123 km (0.052 R)
• M21: 16,564,374 km (0.099 R)
• M22: 17,753,378 km (0.109 R)
• M23: 23,771,251 km (0.117 R)
• M24: 24,563,372 km (0.114 R)
• M25: 28,200,545 km (0.114 R)
• M26: 28,988,627 km (0.029 R)
• M27: 32,825,662 km (0.11 R)
• M28: 34,361,733 km (0.116 R)
• M29: 40,239,583 km (0.106 R)
• M30: 41,238,299 km (0.053 R)
• M31: 42,767,189 km (0.108 R)
• M32: 43,807,343 km (0.075 R)

Planet 10 - Ice Giant

Semi-Major Axis: 6.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 219

Radius: 4.3

Gravity: 11.84 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 5.3 AU - 7.96 AU

Year: 11023 Days

Day: 18.1 Hours

Environment

Temp: -215 °C

Axial Tilt: 141.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 34,973,707 km

• M1: 53,556 km (0.027 R)
• M2: 213,177 km (0.073 R)
• M3: 467,344 km (0.087 R)
• M4: 653,144 km (0.077 R)
• M5: 803,789 km (0.115 R)
• M6: 968,347 km (0.098 R)
• M7: 1,230,293 km (0.057 R)
• M8: 1,576,462 km (0.1 R)
• M9: 1,984,715 km (0.107 R)
• M10: 2,140,895 km (0.051 R)
• M11: 2,810,495 km (0.118 R)
• M12: 3,748,923 km (0.04 R)
• M13: 4,111,697 km (0.065 R)
• M14: 6,023,259 km (0.079 R)
• M15: 7,409,283 km (0.116 R)
• M16: 7,863,313 km (0.087 R)
• M17: 8,416,227 km (0.106 R)
• M18: 9,643,378 km (0.101 R)
• M19: 10,230,400 km (0.093 R)
• M20: 11,625,101 km (0.087 R)
• M21: 11,877,772 km (0.109 R)
• M22: 15,687,132 km (0.102 R)
• M23: 18,680,286 km (0.07 R)
• M24: 19,733,156 km (0.077 R)
• M25: 20,020,384 km (0.118 R)
• M26: 22,187,309 km (0.105 R)
• M27: 23,207,566 km (0.037 R)
• M28: 23,447,372 km (0.092 R)
• M29: 24,094,831 km (0.083 R)
• M30: 28,232,559 km (0.093 R)
• M31: 29,616,638 km (0.091 R)
• M32: 29,804,533 km (0.074 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 198 - 12,131 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit