🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.51

Radius: 1.45

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 0.94 AU - 1.4 AU

Year: 534 Days

Day: 15.8 Hours

Environment

Temp: -59 °C

Axial Tilt: 12.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 74,831,289 km

• M1: 38,895 km (0.041 R)

Asteroid Belt

Center: 2.28 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 3.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 824.1

Radius: 11.9

Gravity: 5.82 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 2.79 AU - 3.97 AU

Year: 2621 Days

Day: 11.1 Hours

Environment

Temp: -153 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 74,831,289 km

• M1: 149,299 km (0.114 R)
• M2: 533,765 km (0.097 R)
• M3: 1,303,596 km (0.094 R)
• M4: 2,440,540 km (0.081 R)
• M5: 2,881,704 km (0.104 R)
• M6: 3,847,358 km (0.12 R)
• M7: 4,298,096 km (0.092 R)
• M8: 5,160,528 km (0.112 R)
• M9: 5,658,988 km (0.087 R)
• M10: 6,327,092 km (0.066 R)
• M11: 6,723,826 km (0.096 R)
• M12: 11,536,090 km (0.06 R)
• M13: 11,958,255 km (0.101 R)
• M14: 13,333,359 km (0.081 R)
• M15: 13,940,427 km (0.117 R)
• M16: 15,462,436 km (0.094 R)
• M17: 15,872,633 km (0.057 R)
• M18: 18,776,478 km (0.082 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 773.4

Radius: 8.8

Gravity: 9.99 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 3.05 AU - 4.49 AU

Year: 3087 Days

Day: 6 Hours

Environment

Temp: -142 °C

Axial Tilt: 103 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 74,831,289 km

• M1: 109,506 km (0.109 R)
• M2: 455,526 km (0.12 R)
• M3: 825,331 km (0.085 R)
• M4: 1,277,416 km (0.071 R)
• M5: 1,814,622 km (0.103 R)
• M6: 2,435,154 km (0.081 R)
• M7: 2,997,044 km (0.081 R)
• M8: 3,281,429 km (0.068 R)
• M9: 3,782,433 km (0.079 R)
• M10: 4,793,116 km (0.059 R)
• M11: 7,595,682 km (0.092 R)
• M12: 7,992,565 km (0.097 R)
• M13: 9,118,738 km (0.063 R)
• M14: 9,874,357 km (0.096 R)
• M15: 10,188,064 km (0.075 R)
• M16: 10,876,962 km (0.092 R)
• M17: 11,553,144 km (0.037 R)
• M18: 12,896,533 km (0.12 R)
• M19: 16,871,797 km (0.095 R)
• M20: 17,377,438 km (0.115 R)
• M21: 18,125,577 km (0.064 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 278.6

Radius: 14.9

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 5.58 AU - 5.6 AU

Year: 5574 Days

Day: 12.1 Hours

Environment

Temp: -161 °C

Axial Tilt: 9.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 74,831,289 km

• M1: 186,249 km (0.1 R)
• M2: 703,708 km (0.091 R)
• M3: 1,244,205 km (0.038 R)
• M4: 1,866,682 km (0.046 R)
• M5: 2,554,234 km (0.097 R)
• M6: 4,490,180 km (0.117 R)
• M7: 6,501,075 km (0.041 R)
• M8: 7,141,354 km (0.077 R)
• M9: 8,128,999 km (0.099 R)
• M10: 9,662,676 km (0.105 R)
• M11: 11,082,061 km (0.093 R)
• M12: 12,451,779 km (0.063 R)
• M13: 14,586,391 km (0.034 R)
• M14: 18,771,391 km (0.074 R)
• M15: 21,567,525 km (0.072 R)
• M16: 22,512,834 km (0.059 R)
• M17: 23,555,980 km (0.059 R)
• M18: 24,053,692 km (0.116 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 171.9

Radius: 10.7

Gravity: 1.5 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 6.32 AU - 8.1 AU

Year: 8165 Days

Day: 5.3 Hours

Environment

Temp: -187 °C

Axial Tilt: 2.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 74,831,289 km

• M1: 141,669 km (0.097 R)
• M2: 514,766 km (0.091 R)
• M3: 1,010,384 km (0.049 R)
• M4: 1,411,007 km (0.074 R)
• M5: 1,840,353 km (0.117 R)
• M6: 2,207,915 km (0.047 R)
• M7: 2,641,300 km (0.109 R)
• M8: 3,205,882 km (0.086 R)
• M9: 3,722,593 km (0.064 R)
• M10: 4,271,019 km (0.082 R)
• M11: 6,672,813 km (0.08 R)
• M12: 7,619,768 km (0.112 R)
• M13: 11,623,455 km (0.089 R)
• M14: 13,138,882 km (0.049 R)
• M15: 13,587,975 km (0.1 R)
• M16: 14,782,065 km (0.077 R)
• M17: 15,876,224 km (0.092 R)
• M18: 17,318,796 km (0.115 R)
• M19: 17,737,969 km (0.085 R)
• M20: 19,354,374 km (0.041 R)
• M21: 21,270,872 km (0.057 R)
• M22: 21,960,070 km (0.036 R)
• M23: 22,451,349 km (0.112 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 106.3

Radius: 12.9

Gravity: 0.64 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 7.81 AU - 10.93 AU

Year: 12097 Days

Day: 10.6 Hours

Environment

Temp: -193 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 74,831,289 km

• M1: 160,369 km (0.099 R)
• M2: 683,513 km (0.084 R)
• M3: 2,361,552 km (0.118 R)
• M4: 2,991,209 km (0.061 R)
• M5: 4,765,440 km (0.072 R)
• M6: 7,502,034 km (0.052 R)
• M7: 8,751,775 km (0.086 R)
• M8: 9,264,746 km (0.095 R)
• M9: 11,335,330 km (0.113 R)
• M10: 11,755,401 km (0.097 R)
• M11: 12,627,107 km (0.077 R)
• M12: 13,386,017 km (0.104 R)
• M13: 14,718,336 km (0.117 R)
• M14: 15,673,668 km (0.079 R)
• M15: 22,366,677 km (0.076 R)
• M16: 22,880,845 km (0.049 R)
• M17: 25,016,803 km (0.109 R)

Planet 7 - Ice Giant

Semi-Major Axis: 11.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 883.6

Radius: 4.4

Gravity: 45.64 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 11.01 AU - 11.37 AU

Year: 15787 Days

Day: 15.6 Hours

Environment

Temp: -208 °C

Axial Tilt: 29.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 74,831,289 km

• M1: 57,745 km (0.068 R)
• M2: 524,490 km (0.114 R)
• M3: 681,717 km (0.055 R)
• M4: 838,646 km (0.064 R)
• M5: 1,691,054 km (0.086 R)
• M6: 2,222,426 km (0.111 R)
• M7: 2,526,409 km (0.062 R)
• M8: 2,664,936 km (0.119 R)
• M9: 3,435,964 km (0.064 R)
• M10: 3,664,400 km (0.078 R)
• M11: 3,933,526 km (0.109 R)
• M12: 4,647,108 km (0.067 R)
• M13: 5,070,769 km (0.087 R)
• M14: 8,320,484 km (0.053 R)
• M15: 10,109,375 km (0.069 R)
• M16: 10,879,505 km (0.108 R)
• M17: 12,602,424 km (0.099 R)
• M18: 12,872,298 km (0.049 R)
• M19: 14,499,175 km (0.043 R)
• M20: 15,708,524 km (0.101 R)
• M21: 16,658,620 km (0.045 R)
• M22: 20,936,970 km (0.058 R)
• M23: 22,086,181 km (0.063 R)
• M24: 23,176,001 km (0.038 R)
• M25: 24,509,666 km (0.08 R)
• M26: 27,554,133 km (0.096 R)
• M27: 31,085,690 km (0.095 R)
• M28: 36,793,447 km (0.075 R)
• M29: 36,930,628 km (0.089 R)
• M30: 39,173,549 km (0.081 R)
• M31: 44,082,753 km (0.086 R)
• M32: 44,860,661 km (0.051 R)
• M33: 49,386,446 km (0.111 R)
• M34: 52,799,222 km (0.037 R)
• M35: 54,207,237 km (0.069 R)
• M36: 54,384,960 km (0.117 R)
• M37: 65,573,983 km (0.117 R)
• M38: 66,587,209 km (0.094 R)
• M39: 70,110,089 km (0.066 R)

Planet 8 - Ice Giant

Semi-Major Axis: 11.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 384.8

Radius: 6

Gravity: 10.69 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 10.41 AU - 12.29 AU

Year: 16127 Days

Day: 18.6 Hours

Environment

Temp: -200 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 74,831,289 km

• M1: 75,248 km (0.104 R)
• M2: 276,906 km (0.054 R)
• M3: 535,710 km (0.101 R)
• M4: 816,056 km (0.107 R)
• M5: 1,254,229 km (0.108 R)
• M6: 1,511,986 km (0.108 R)
• M7: 1,991,297 km (0.086 R)
• M8: 5,157,237 km (0.099 R)
• M9: 5,465,558 km (0.112 R)
• M10: 6,425,677 km (0.069 R)
• M11: 8,252,716 km (0.087 R)
• M12: 12,282,284 km (0.116 R)
• M13: 12,585,968 km (0.089 R)
• M14: 14,246,355 km (0.108 R)
• M15: 14,785,356 km (0.102 R)
• M16: 15,198,396 km (0.073 R)
• M17: 15,619,065 km (0.102 R)
• M18: 16,631,094 km (0.113 R)
• M19: 17,077,794 km (0.118 R)
• M20: 18,073,218 km (0.1 R)
• M21: 18,308,386 km (0.116 R)
• M22: 19,269,253 km (0.107 R)
• M23: 22,624,135 km (0.085 R)
• M24: 23,636,464 km (0.103 R)
• M25: 24,391,334 km (0.107 R)
• M26: 25,357,437 km (0.07 R)
• M27: 25,652,145 km (0.07 R)
• M28: 26,048,729 km (0.105 R)
• M29: 27,572,234 km (0.081 R)
• M30: 29,261,792 km (0.077 R)
• M31: 32,382,553 km (0.033 R)
• M32: 42,093,998 km (0.088 R)
• M33: 46,057,295 km (0.066 R)
• M34: 49,800,084 km (0.08 R)
• M35: 52,617,012 km (0.113 R)
• M36: 53,096,623 km (0.108 R)

Planet 9 - Ice Giant

Semi-Major Axis: 12.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 698.7

Radius: 5.1

Gravity: 26.86 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 10.57 AU - 15.03 AU

Year: 19314 Days

Day: 18.6 Hours

Environment

Temp: -196 °C

Axial Tilt: 24.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 74,831,289 km

• M1: 192,682 km (0.067 R)
• M2: 765,792 km (0.093 R)
• M3: 1,136,196 km (0.05 R)
• M4: 1,502,561 km (0.079 R)
• M5: 4,741,654 km (0.064 R)
• M6: 6,607,738 km (0.106 R)
• M7: 7,059,972 km (0.063 R)
• M8: 11,836,632 km (0.115 R)
• M9: 12,233,515 km (0.102 R)
• M10: 13,335,005 km (0.11 R)
• M11: 13,692,394 km (0.086 R)
• M12: 16,867,908 km (0.09 R)
• M13: 22,752,789 km (0.085 R)
• M14: 29,994,223 km (0.086 R)
• M15: 31,732,401 km (0.066 R)
• M16: 41,590,452 km (0.076 R)
• M17: 59,430,746 km (0.106 R)
• M18: 62,362,864 km (0.114 R)
• M19: 70,434,268 km (0.042 R)
• M20: 74,831,248 km (0.062 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 354 - 13,272 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit