🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.64 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 934.1

Radius: 10.2

Gravity: 8.98 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 0.99 AU - 1.55 AU

Year: 1006 Days

Day: 8 Hours

Environment

Temp: -186 °C

Axial Tilt: 8.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 82,787,280 km

• M1: 127,457 km (0.032 R)
• M2: 524,490 km (0.101 R)
• M3: 963,261 km (0.073 R)
• M4: 2,720,587 km (0.113 R)
• M5: 3,562,075 km (0.118 R)
• M6: 5,039,952 km (0.093 R)
• M7: 5,627,274 km (0.111 R)
• M8: 5,992,442 km (0.114 R)
• M9: 6,675,655 km (0.088 R)
• M10: 7,334,185 km (0.063 R)
• M11: 9,273,123 km (0.111 R)
• M12: 10,569,090 km (0.117 R)
• M13: 10,894,615 km (0.106 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 989.1

Radius: 10.6

Gravity: 8.8 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 1.36 AU - 2 AU

Year: 1531 Days

Day: 8.7 Hours

Environment

Temp: -198 °C

Axial Tilt: 7.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 82,787,280 km

• M1: 132,095 km (0.058 R)
• M2: 462,108 km (0.076 R)
• M3: 854,952 km (0.051 R)
• M4: 1,432,250 km (0.077 R)
• M5: 1,779,167 km (0.097 R)
• M6: 2,407,179 km (0.061 R)
• M7: 2,745,271 km (0.074 R)
• M8: 3,272,603 km (0.078 R)
• M9: 3,993,515 km (0.06 R)
• M10: 4,431,388 km (0.103 R)
• M11: 4,817,051 km (0.115 R)
• M12: 6,773,193 km (0.081 R)
• M13: 7,176,359 km (0.117 R)
• M14: 7,624,106 km (0.057 R)
• M15: 8,150,092 km (0.032 R)
• M16: 8,700,014 km (0.106 R)
• M17: 10,079,905 km (0.103 R)
• M18: 11,188,275 km (0.049 R)
• M19: 12,980,009 km (0.094 R)
• M20: 14,334,318 km (0.077 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 313.5

Radius: 14.7

Gravity: 1.45 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 1.81 AU - 2.33 AU

Year: 2093 Days

Day: 11 Hours

Environment

Temp: -202 °C

Axial Tilt: 48.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 82,787,280 km

• M1: 235,467 km (0.094 R)
• M2: 733,329 km (0.088 R)
• M3: 1,567,636 km (0.1 R)
• M4: 2,366,190 km (0.053 R)
• M5: 2,874,074 km (0.077 R)
• M6: 3,580,625 km (0.081 R)
• M7: 4,114,390 km (0.094 R)
• M8: 5,599,897 km (0.064 R)
• M9: 7,445,636 km (0.119 R)
• M10: 9,388,463 km (0.117 R)
• M11: 10,149,019 km (0.044 R)
• M12: 12,305,322 km (0.116 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 367

Radius: 9

Gravity: 4.53 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 2.37 AU - 2.85 AU

Year: 2964 Days

Day: 11.4 Hours

Environment

Temp: -208 °C

Axial Tilt: 152.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 82,787,280 km

• M1: 112,647 km (0.096 R)
• M2: 403,765 km (0.037 R)
• M3: 713,133 km (0.116 R)
• M4: 1,078,002 km (0.09 R)
• M5: 1,507,797 km (0.114 R)
• M6: 2,585,799 km (0.092 R)
• M7: 2,910,726 km (0.069 R)
• M8: 3,825,966 km (0.026 R)
• M9: 4,111,548 km (0.048 R)
• M10: 4,556,302 km (0.118 R)
• M11: 5,214,234 km (0.066 R)
• M12: 5,859,300 km (0.106 R)
• M13: 6,318,116 km (0.081 R)
• M14: 6,828,395 km (0.082 R)
• M15: 7,221,688 km (0.085 R)
• M16: 7,630,090 km (0.109 R)
• M17: 9,249,786 km (0.112 R)
• M18: 9,661,928 km (0.078 R)
• M19: 10,934,408 km (0.063 R)
• M20: 12,030,362 km (0.097 R)
• M21: 12,899,076 km (0.032 R)
• M22: 13,544,741 km (0.12 R)
• M23: 15,467,522 km (0.099 R)
• M24: 16,295,098 km (0.117 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 345.3

Radius: 8.6

Gravity: 4.67 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 4.04 AU - 6.6 AU

Year: 8625 Days

Day: 8.3 Hours

Environment

Temp: -218 °C

Axial Tilt: 16.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 82,787,280 km

• M1: 106,962 km (0.117 R)
• M2: 489,035 km (0.115 R)
• M3: 1,000,660 km (0.101 R)
• M4: 1,322,894 km (0.1 R)
• M5: 2,752,302 km (0.048 R)
• M6: 4,038,245 km (0.065 R)
• M7: 5,295,465 km (0.104 R)
• M8: 6,158,496 km (0.075 R)
• M9: 6,555,977 km (0.114 R)
• M10: 7,624,854 km (0.116 R)
• M11: 8,479,507 km (0.055 R)
• M12: 10,471,103 km (0.08 R)
• M13: 11,231,359 km (0.062 R)
• M14: 12,861,976 km (0.096 R)
• M15: 14,761,121 km (0.108 R)
• M16: 15,114,621 km (0.093 R)
• M17: 16,023,428 km (0.113 R)
• M18: 16,649,046 km (0.119 R)
• M19: 19,597,471 km (0.055 R)
• M20: 21,120,227 km (0.099 R)
• M21: 23,350,732 km (0.089 R)
• M22: 24,399,712 km (0.081 R)
• M23: 27,291,588 km (0.088 R)
• M24: 28,545,966 km (0.12 R)
• M25: 28,911,434 km (0.047 R)
• M26: 33,139,220 km (0.074 R)

Planet 6 - Ice Giant

Semi-Major Axis: 5.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 821.7

Radius: 6.6

Gravity: 18.86 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 4.32 AU - 7.06 AU

Year: 9541 Days

Day: 16.6 Hours

Environment

Temp: -235 °C

Axial Tilt: 0.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 82,787,280 km

• M1: 82,129 km (0.077 R)
• M2: 332,855 km (0.066 R)
• M3: 592,557 km (0.058 R)
• M4: 1,934,600 km (0.115 R)
• M5: 2,598,365 km (0.106 R)
• M6: 3,259,438 km (0.089 R)
• M7: 4,082,376 km (0.113 R)
• M8: 4,395,185 km (0.1 R)
• M9: 4,754,370 km (0.102 R)
• M10: 5,068,525 km (0.112 R)
• M11: 5,773,580 km (0.112 R)
• M12: 8,146,950 km (0.09 R)
• M13: 9,896,797 km (0.067 R)
• M14: 10,939,943 km (0.082 R)
• M15: 14,120,393 km (0.085 R)
• M16: 18,782,461 km (0.084 R)
• M17: 20,293,699 km (0.093 R)
• M18: 20,953,725 km (0.103 R)
• M19: 21,457,870 km (0.097 R)
• M20: 23,827,799 km (0.063 R)
• M21: 24,469,425 km (0.08 R)
• M22: 25,028,621 km (0.053 R)
• M23: 26,366,475 km (0.05 R)
• M24: 28,054,238 km (0.116 R)
• M25: 28,666,842 km (0.071 R)
• M26: 30,665,320 km (0.105 R)
• M27: 33,662,363 km (0.099 R)
• M28: 37,215,163 km (0.065 R)
• M29: 39,208,405 km (0.107 R)
• M30: 41,271,809 km (0.107 R)
• M31: 46,602,429 km (0.092 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 693.6

Radius: 4.4

Gravity: 35.83 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 5.48 AU - 7.72 AU

Year: 11919 Days

Day: 20.9 Hours

Environment

Temp: -227 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 82,787,280 km

• M1: 54,753 km (0.104 R)
• M2: 1,072,018 km (0.083 R)
• M3: 1,634,058 km (0.116 R)
• M4: 2,372,173 km (0.085 R)
• M5: 2,748,412 km (0.081 R)
• M6: 2,928,079 km (0.046 R)
• M7: 3,236,400 km (0.108 R)
• M8: 4,262,941 km (0.116 R)
• M9: 4,473,276 km (0.056 R)
• M10: 5,454,488 km (0.067 R)
• M11: 9,855,657 km (0.099 R)
• M12: 10,384,336 km (0.08 R)
• M13: 19,075,524 km (0.111 R)
• M14: 19,646,988 km (0.107 R)
• M15: 25,215,319 km (0.086 R)
• M16: 27,316,571 km (0.068 R)
• M17: 30,185,858 km (0.092 R)
• M18: 41,326,711 km (0.1 R)
• M19: 50,462,803 km (0.114 R)
• M20: 51,084,531 km (0.059 R)
• M21: 53,140,156 km (0.071 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 507.3

Radius: 3.4

Gravity: 43.88 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 8.43 AU - 9.07 AU

Year: 18194 Days

Day: 22.1 Hours

Environment

Temp: -238 °C

Axial Tilt: 8.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 82,787,280 km

• M1: 45,328 km (0.105 R)
• M2: 177,722 km (0.094 R)
• M3: 359,633 km (0.071 R)
• M4: 720,613 km (0.102 R)
• M5: 1,125,874 km (0.085 R)
• M6: 3,932,778 km (0.067 R)
• M7: 4,269,673 km (0.105 R)
• M8: 4,658,627 km (0.107 R)
• M9: 4,896,189 km (0.092 R)
• M10: 5,070,769 km (0.1 R)
• M11: 5,177,582 km (0.088 R)
• M12: 5,772,383 km (0.055 R)
• M13: 5,888,771 km (0.094 R)
• M14: 6,494,492 km (0.114 R)
• M15: 7,274,944 km (0.107 R)
• M16: 7,687,685 km (0.109 R)
• M17: 9,712,492 km (0.113 R)
• M18: 11,024,316 km (0.065 R)
• M19: 15,066,151 km (0.108 R)
• M20: 15,213,056 km (0.1 R)
• M21: 15,510,158 km (0.058 R)
• M22: 16,269,367 km (0.091 R)
• M23: 20,620,870 km (0.074 R)
• M24: 25,168,196 km (0.065 R)
• M25: 25,375,389 km (0.091 R)
• M26: 30,457,678 km (0.028 R)
• M27: 32,495,350 km (0.035 R)
• M28: 34,240,260 km (0.095 R)
• M29: 34,878,295 km (0.081 R)
• M30: 38,051,266 km (0.113 R)
• M31: 38,461,014 km (0.057 R)
• M32: 42,135,437 km (0.05 R)
• M33: 43,608,826 km (0.074 R)
• M34: 50,665,208 km (0.116 R)
• M35: 62,522,635 km (0.049 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 775.4

Radius: 7.6

Gravity: 13.42 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 9 AU - 10.46 AU

Year: 21334 Days

Day: 17.4 Hours

Environment

Temp: -243 °C

Axial Tilt: 28.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 82,787,280 km

• M1: 95,593 km (0.093 R)
• M2: 357,240 km (0.112 R)
• M3: 652,845 km (0.042 R)
• M4: 893,698 km (0.087 R)
• M5: 1,498,223 km (0.09 R)
• M6: 1,871,170 km (0.092 R)
• M7: 3,549,509 km (0.055 R)
• M8: 4,525,485 km (0.12 R)
• M9: 5,075,557 km (0.063 R)
• M10: 5,793,776 km (0.055 R)
• M11: 10,369,227 km (0.111 R)
• M12: 11,063,810 km (0.085 R)
• M13: 11,654,871 km (0.056 R)
• M14: 12,545,427 km (0.102 R)
• M15: 14,078,955 km (0.087 R)
• M16: 16,062,473 km (0.066 R)
• M17: 19,423,488 km (0.097 R)
• M18: 19,802,569 km (0.114 R)
• M19: 23,760,480 km (0.12 R)
• M20: 32,131,379 km (0.099 R)
• M21: 35,541,612 km (0.107 R)
• M22: 36,826,209 km (0.046 R)
• M23: 39,487,704 km (0.103 R)
• M24: 40,865,202 km (0.058 R)
• M25: 49,810,406 km (0.118 R)
• M26: 51,057,604 km (0.102 R)
• M27: 51,598,550 km (0.081 R)
• M28: 51,961,175 km (0.083 R)
• M29: 53,986,580 km (0.102 R)
• M30: 54,924,409 km (0.089 R)
• M31: 60,377,551 km (0.054 R)
• M32: 67,471,033 km (0.101 R)
• M33: 72,572,021 km (0.115 R)
• M34: 80,331,214 km (0.105 R)
• M35: 82,787,312 km (0.101 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 321 - 13,399 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit