🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.18

Radius: 0.5

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 0.46 AU - 0.76 AU

Year: 308 Days

Day: 21.3 Hours

Environment

Temp: -134 °C

Axial Tilt: 35.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 5,441,584 km

• M1: 251,324 km (0.055 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 717.4

Radius: 12.6

Gravity: 4.52 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 0.68 AU - 0.98 AU

Year: 488 Days

Day: 8.9 Hours

Environment

Temp: -138 °C

Axial Tilt: 1.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 5,441,584 km

• M1: 157,676 km (0.092 R)
• M2: 236,365 km (0.118 R)
• M3: 322,383 km (0.108 R)
• M4: 430,393 km (0.106 R)
• M5: 521,648 km (0.109 R)
• M6: 601,533 km (0.091 R)
• M7: 711,487 km (0.107 R)
• M8: 824,883 km (0.076 R)
• M9: 926,310 km (0.031 R)
• M10: 1,022,352 km (0.05 R)
• M11: 1,147,715 km (0.072 R)
• M12: 1,370,616 km (0.063 R)
• M13: 1,465,012 km (0.095 R)
• M14: 1,579,155 km (0.077 R)
• M15: 1,702,274 km (0.118 R)
• M16: 1,804,450 km (0.104 R)
• M17: 1,896,303 km (0.119 R)
• M18: 2,008,800 km (0.111 R)
• M19: 2,104,244 km (0.095 R)
• M20: 2,227,512 km (0.074 R)
• M21: 2,386,834 km (0.106 R)
• M22: 2,556,777 km (0.102 R)
• M23: 2,688,872 km (0.106 R)
• M24: 2,823,061 km (0.105 R)
• M25: 3,120,761 km (0.087 R)
• M26: 3,217,252 km (0.083 R)
• M27: 3,382,857 km (0.068 R)
• M28: 3,660,211 km (0.079 R)
• M29: 3,770,166 km (0.063 R)
• M30: 3,921,110 km (0.099 R)
• M31: 4,001,294 km (0.108 R)
• M32: 4,155,380 km (0.061 R)
• M33: 4,311,411 km (0.096 R)
• M34: 4,477,763 km (0.046 R)
• M35: 4,791,321 km (0.095 R)
• M36: 4,937,777 km (0.115 R)
• M37: 5,050,873 km (0.055 R)
• M38: 5,164,717 km (0.103 R)
• M39: 5,279,608 km (0.08 R)
• M40: 5,592,866 km (0.088 R)
• M41: 5,710,899 km (0.103 R)
• M42: 6,303,605 km (0.109 R)
• M43: 6,473,997 km (0.027 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 146.2

Radius: 12.4

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 0.83 AU - 1.01 AU

Year: 570 Days

Day: 5.9 Hours

Environment

Temp: -155 °C

Axial Tilt: 43 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 5,441,584 km

• M1: 162,463 km (0.099 R)
• M2: 281,543 km (0.112 R)
• M3: 408,402 km (0.096 R)
• M4: 506,090 km (0.099 R)
• M5: 590,463 km (0.048 R)
• M6: 674,387 km (0.106 R)
• M7: 756,516 km (0.095 R)
• M8: 869,912 km (0.116 R)
• M9: 950,246 km (0.107 R)
• M10: 1,096,552 km (0.11 R)
• M11: 1,215,483 km (0.096 R)
• M12: 1,294,620 km (0.095 R)
• M13: 1,375,702 km (0.084 R)
• M14: 1,504,955 km (0.078 R)
• M15: 1,700,180 km (0.109 R)
• M16: 1,844,093 km (0.054 R)
• M17: 1,941,032 km (0.111 R)
• M18: 2,034,830 km (0.066 R)
• M19: 2,173,807 km (0.103 R)
• M20: 2,385,787 km (0.112 R)
• M21: 2,589,090 km (0.092 R)
• M22: 2,787,756 km (0.111 R)
• M23: 3,051,497 km (0.083 R)
• M24: 3,216,953 km (0.076 R)
• M25: 3,323,317 km (0.118 R)
• M26: 3,448,081 km (0.048 R)
• M27: 3,643,905 km (0.109 R)
• M28: 3,766,874 km (0.052 R)
• M29: 3,873,238 km (0.113 R)
• M30: 4,095,242 km (0.102 R)
• M31: 4,217,014 km (0.07 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 906.1

Radius: 8.3

Gravity: 13.15 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 0.73 AU - 1.11 AU

Year: 570 Days

Day: 6.2 Hours

Environment

Temp: -162 °C

Axial Tilt: 14.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (55)

Outer Limit: 5,441,584 km

• M1: 103,971 km (0.083 R)
• M2: 164,707 km (0.06 R)
• M3: 342,729 km (0.101 R)
• M4: 434,881 km (0.063 R)
• M5: 493,075 km (0.106 R)
• M6: 613,800 km (0.071 R)
• M7: 666,010 km (0.083 R)
• M8: 770,279 km (0.111 R)
• M9: 858,991 km (0.091 R)
• M10: 956,678 km (0.068 R)
• M11: 1,018,462 km (0.111 R)
• M12: 1,087,277 km (0.12 R)
• M13: 1,151,904 km (0.118 R)
• M14: 1,217,876 km (0.08 R)
• M15: 1,297,612 km (0.111 R)
• M16: 1,366,427 km (0.116 R)
• M17: 1,560,605 km (0.053 R)
• M18: 1,654,253 km (0.078 R)
• M19: 1,791,584 km (0.087 R)
• M20: 1,961,228 km (0.086 R)
• M21: 2,143,737 km (0.109 R)
• M22: 2,255,786 km (0.117 R)
• M23: 2,580,414 km (0.1 R)
• M24: 2,635,914 km (0.066 R)
• M25: 2,862,106 km (0.089 R)
• M26: 3,069,449 km (0.084 R)
• M27: 3,179,254 km (0.107 R)
• M28: 3,264,674 km (0.113 R)
• M29: 3,316,286 km (0.091 R)
• M30: 3,402,903 km (0.092 R)
• M31: 3,551,902 km (0.039 R)
• M32: 3,605,009 km (0.027 R)
• M33: 3,685,044 km (0.085 R)
• M34: 3,856,334 km (0.106 R)
• M35: 4,169,293 km (0.08 R)
• M36: 4,404,610 km (0.092 R)
• M37: 4,692,736 km (0.037 R)
• M38: 4,839,192 km (0.118 R)
• M39: 4,917,880 km (0.067 R)
• M40: 5,086,627 km (0.116 R)
• M41: 5,267,341 km (0.115 R)
• M42: 5,480,817 km (0.056 R)
• M43: 5,811,728 km (0.072 R)
• M44: 5,885,031 km (0.107 R)
• M45: 6,138,449 km (0.056 R)
• M46: 6,234,491 km (0.075 R)
• M47: 6,417,150 km (0.11 R)
• M48: 6,721,881 km (0.055 R)
• M49: 6,787,854 km (0.094 R)
• M50: 7,009,259 km (0.097 R)
• M51: 7,199,248 km (0.105 R)
• M52: 7,311,746 km (0.062 R)
• M53: 7,550,055 km (0.083 R)
• M54: 7,618,720 km (0.119 R)
• M55: 7,710,424 km (0.073 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 705.6

Radius: 10.6

Gravity: 6.28 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 0.88 AU - 1.22 AU

Year: 695 Days

Day: 14.4 Hours

Environment

Temp: -164 °C

Axial Tilt: 27.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (55)

Outer Limit: 5,441,584 km

• M1: 139,874 km (0.089 R)
• M2: 238,459 km (0.105 R)
• M3: 324,328 km (0.107 R)
• M4: 409,599 km (0.043 R)
• M5: 526,585 km (0.043 R)
• M6: 637,287 km (0.116 R)
• M7: 846,275 km (0.06 R)
• M8: 951,143 km (0.119 R)
• M9: 1,019,659 km (0.079 R)
• M10: 1,095,954 km (0.095 R)
• M11: 1,186,610 km (0.111 R)
• M12: 1,311,674 km (0.072 R)
• M13: 1,454,390 km (0.07 R)
• M14: 1,630,018 km (0.111 R)
• M15: 1,706,463 km (0.1 R)
• M16: 1,812,677 km (0.088 R)
• M17: 2,054,577 km (0.108 R)
• M18: 2,291,391 km (0.117 R)
• M19: 2,385,488 km (0.108 R)
• M20: 2,480,931 km (0.081 R)
• M21: 2,618,412 km (0.078 R)
• M22: 2,791,795 km (0.094 R)
• M23: 2,892,624 km (0.09 R)
• M24: 2,986,123 km (0.101 R)
• M25: 3,141,256 km (0.064 R)
• M26: 3,308,058 km (0.084 R)
• M27: 3,522,880 km (0.053 R)
• M28: 3,751,615 km (0.099 R)
• M29: 4,108,855 km (0.089 R)
• M30: 4,185,449 km (0.109 R)
• M31: 4,359,581 km (0.1 R)
• M32: 4,477,015 km (0.06 R)
• M33: 4,675,083 km (0.079 R)
• M34: 4,785,187 km (0.115 R)
• M35: 4,855,797 km (0.091 R)
• M36: 5,018,560 km (0.104 R)
• M37: 5,349,321 km (0.05 R)
• M38: 5,422,624 km (0.113 R)
• M39: 5,623,234 km (0.092 R)
• M40: 5,719,127 km (0.104 R)
• M41: 5,794,225 km (0.07 R)
• M42: 6,097,460 km (0.118 R)
• M43: 6,284,158 km (0.116 R)
• M44: 6,383,790 km (0.114 R)
• M45: 6,450,511 km (0.092 R)
• M46: 6,551,040 km (0.115 R)
• M47: 6,776,185 km (0.077 R)
• M48: 6,866,991 km (0.096 R)
• M49: 6,981,134 km (0.061 R)
• M50: 7,245,922 km (0.106 R)
• M51: 7,327,304 km (0.092 R)
• M52: 7,572,794 km (0.109 R)
• M53: 7,726,281 km (0.037 R)
• M54: 7,916,570 km (0.119 R)
• M55: 8,036,248 km (0.059 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 50.7

Radius: 12.2

Gravity: 0.34 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 1.33 AU - 2.03 AU

Year: 1406 Days

Day: 13.9 Hours

Environment

Temp: -172 °C

Axial Tilt: 22.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 5,441,584 km

• M1: 280,496 km (0.082 R)
• M2: 357,988 km (0.104 R)
• M3: 642,672 km (0.044 R)
• M4: 762,052 km (0.108 R)
• M5: 973,583 km (0.089 R)
• M6: 1,232,986 km (0.073 R)
• M7: 1,313,469 km (0.104 R)
• M8: 1,540,409 km (0.036 R)
• M9: 1,622,539 km (0.12 R)
• M10: 1,732,643 km (0.107 R)
• M11: 1,899,893 km (0.065 R)
• M12: 2,061,309 km (0.071 R)
• M13: 2,291,839 km (0.111 R)
• M14: 2,561,265 km (0.119 R)
• M15: 2,684,384 km (0.086 R)
• M16: 2,879,161 km (0.109 R)
• M17: 3,243,132 km (0.088 R)
• M18: 3,423,996 km (0.107 R)
• M19: 3,512,259 km (0.085 R)
• M20: 3,594,388 km (0.071 R)
• M21: 3,894,332 km (0.046 R)
• M22: 3,972,422 km (0.12 R)
• M23: 4,158,970 km (0.088 R)
• M24: 4,341,181 km (0.11 R)
• M25: 4,466,544 km (0.118 R)
• M26: 4,645,762 km (0.094 R)
• M27: 5,096,351 km (0.072 R)
• M28: 5,244,453 km (0.102 R)
• M29: 5,354,557 km (0.083 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 323 - 12,694 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit