🌌 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: 3.6

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 0.58 AU - 0.64 AU

Year: 313 Days

Day: 13.6 Hours

Environment

Temp: -120 °C

Axial Tilt: 26 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 189.4

Radius: 12.5

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 0.75 AU - 0.81 AU

Year: 452 Days

Day: 13 Hours

Environment

Temp: -148 °C

Axial Tilt: 6.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 13,209,264 km

• M1: 157,227 km (0.096 R)
• M2: 270,473 km (0.1 R)
• M3: 361,279 km (0.088 R)
• M4: 443,707 km (0.101 R)
• M5: 527,033 km (0.098 R)
• M6: 622,776 km (0.089 R)
• M7: 737,667 km (0.099 R)
• M8: 815,608 km (0.115 R)
• M9: 923,468 km (0.099 R)
• M10: 1,054,067 km (0.093 R)
• M11: 1,132,905 km (0.035 R)
• M12: 1,217,577 km (0.03 R)
• M13: 1,296,864 km (0.119 R)
• M14: 1,401,582 km (0.056 R)
• M15: 1,493,136 km (0.067 R)
• M16: 1,665,922 km (0.068 R)
• M17: 1,836,763 km (0.047 R)
• M18: 1,920,089 km (0.052 R)
• M19: 2,004,761 km (0.037 R)
• M20: 2,163,933 km (0.044 R)
• M21: 2,289,895 km (0.06 R)
• M22: 2,476,144 km (0.108 R)
• M23: 2,662,543 km (0.053 R)
• M24: 2,853,579 km (0.119 R)
• M25: 3,044,167 km (0.116 R)
• M26: 3,148,886 km (0.113 R)
• M27: 3,249,565 km (0.037 R)
• M28: 3,329,899 km (0.071 R)
• M29: 3,492,512 km (0.068 R)
• M30: 3,613,387 km (0.061 R)
• M31: 3,719,003 km (0.078 R)
• M32: 3,848,256 km (0.107 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 963.8

Radius: 14.7

Gravity: 4.46 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 0.76 AU - 1.1 AU

Year: 588 Days

Day: 13.8 Hours

Environment

Temp: -158 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (46)

Outer Limit: 13,209,264 km

• M1: 208,689 km (0.108 R)
• M2: 323,580 km (0.113 R)
• M3: 426,504 km (0.069 R)
• M4: 559,346 km (0.053 R)
• M5: 653,443 km (0.086 R)
• M6: 799,451 km (0.106 R)
• M7: 1,128,267 km (0.06 R)
• M8: 1,328,130 km (0.101 R)
• M9: 1,429,557 km (0.063 R)
• M10: 1,580,202 km (0.107 R)
• M11: 1,757,326 km (0.09 R)
• M12: 1,876,855 km (0.094 R)
• M13: 2,065,348 km (0.106 R)
• M14: 2,252,645 km (0.032 R)
• M15: 2,391,023 km (0.05 R)
• M16: 2,572,335 km (0.056 R)
• M17: 2,791,047 km (0.06 R)
• M18: 2,957,101 km (0.107 R)
• M19: 3,050,001 km (0.076 R)
• M20: 3,143,799 km (0.099 R)
• M21: 3,395,872 km (0.119 R)
• M22: 3,636,724 km (0.059 R)
• M23: 3,773,008 km (0.101 R)
• M24: 3,910,937 km (0.099 R)
• M25: 4,069,511 km (0.072 R)
• M26: 4,163,758 km (0.09 R)
• M27: 4,306,474 km (0.114 R)
• M28: 4,402,665 km (0.112 R)
• M29: 4,626,464 km (0.075 R)
• M30: 4,834,255 km (0.102 R)
• M31: 5,004,647 km (0.081 R)
• M32: 5,116,098 km (0.088 R)
• M33: 5,279,608 km (0.117 R)
• M34: 5,465,708 km (0.113 R)
• M35: 5,844,490 km (0.115 R)
• M36: 5,940,531 km (0.107 R)
• M37: 6,210,107 km (0.103 R)
• M38: 6,528,002 km (0.059 R)
• M39: 6,649,925 km (0.101 R)
• M40: 6,884,943 km (0.111 R)
• M41: 7,100,065 km (0.077 R)
• M42: 7,363,357 km (0.058 R)
• M43: 7,571,747 km (0.074 R)
• M44: 7,676,615 km (0.065 R)
• M45: 7,887,847 km (0.102 R)
• M46: 8,041,783 km (0.111 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 738.4

Radius: 9.9

Gravity: 7.53 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 0.9 AU - 0.98 AU

Year: 598 Days

Day: 9.6 Hours

Environment

Temp: -150 °C

Axial Tilt: 3.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (55)

Outer Limit: 13,209,264 km

• M1: 145,559 km (0.077 R)
• M2: 221,106 km (0.099 R)
• M3: 349,909 km (0.076 R)
• M4: 453,730 km (0.047 R)
• M5: 650,302 km (0.112 R)
• M6: 715,975 km (0.06 R)
• M7: 819,198 km (0.115 R)
• M8: 911,949 km (0.089 R)
• M9: 1,013,974 km (0.049 R)
• M10: 1,120,039 km (0.074 R)
• M11: 1,194,838 km (0.061 R)
• M12: 1,575,565 km (0.096 R)
• M13: 1,647,073 km (0.068 R)
• M14: 2,007,005 km (0.056 R)
• M15: 2,084,946 km (0.076 R)
• M16: 2,199,986 km (0.091 R)
• M17: 2,361,851 km (0.053 R)
• M18: 2,573,532 km (0.1 R)
• M19: 2,650,575 km (0.036 R)
• M20: 2,775,639 km (0.098 R)
• M21: 2,862,854 km (0.081 R)
• M22: 2,999,288 km (0.111 R)
• M23: 3,237,148 km (0.116 R)
• M24: 3,320,624 km (0.081 R)
• M25: 3,515,550 km (0.066 R)
• M26: 3,661,857 km (0.082 R)
• M27: 3,889,844 km (0.051 R)
• M28: 3,969,729 km (0.113 R)
• M29: 4,140,420 km (0.038 R)
• M30: 4,203,999 km (0.109 R)
• M31: 4,295,254 km (0.112 R)
• M32: 4,714,278 km (0.067 R)
• M33: 4,924,014 km (0.097 R)
• M34: 5,029,929 km (0.111 R)
• M35: 5,117,294 km (0.029 R)
• M36: 5,214,832 km (0.066 R)
• M37: 5,332,865 km (0.08 R)
• M38: 5,491,439 km (0.033 R)
• M39: 5,671,854 km (0.099 R)
• M40: 5,742,613 km (0.117 R)
• M41: 5,813,523 km (0.094 R)
• M42: 6,121,096 km (0.039 R)
• M43: 6,287,299 km (0.091 R)
• M44: 6,434,055 km (0.08 R)
• M45: 6,528,900 km (0.085 R)
• M46: 6,603,100 km (0.116 R)
• M47: 6,698,843 km (0.071 R)
• M48: 6,762,871 km (0.062 R)
• M49: 6,837,819 km (0.112 R)
• M50: 6,902,446 km (0.062 R)
• M51: 6,977,993 km (0.043 R)
• M52: 7,086,302 km (0.051 R)
• M53: 7,162,596 km (0.117 R)
• M54: 7,228,120 km (0.055 R)
• M55: 7,414,968 km (0.079 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 213.2

Radius: 11.1

Gravity: 1.73 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 2.26 AU - 2.74 AU

Year: 2593 Days

Day: 13.6 Hours

Environment

Temp: -205 °C

Axial Tilt: 1.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (65)

Outer Limit: 13,209,264 km

• M1: 157,377 km (0.105 R)
• M2: 306,676 km (0.059 R)
• M3: 417,378 km (0.075 R)
• M4: 539,001 km (0.097 R)
• M5: 647,759 km (0.115 R)
• M6: 830,119 km (0.101 R)
• M7: 974,630 km (0.069 R)
• M8: 1,136,196 km (0.088 R)
• M9: 1,316,012 km (0.084 R)
• M10: 1,674,898 km (0.119 R)
• M11: 1,951,504 km (0.064 R)
• M12: 2,064,301 km (0.12 R)
• M13: 2,296,627 km (0.058 R)
• M14: 2,372,323 km (0.075 R)
• M15: 2,493,049 km (0.119 R)
• M16: 2,627,238 km (0.054 R)
• M17: 2,706,674 km (0.071 R)
• M18: 2,809,897 km (0.119 R)
• M19: 2,996,745 km (0.087 R)
• M20: 3,260,635 km (0.112 R)
• M21: 3,457,207 km (0.081 R)
• M22: 3,607,403 km (0.05 R)
• M23: 3,683,249 km (0.105 R)
• M24: 3,901,213 km (0.079 R)
• M25: 4,136,531 km (0.088 R)
• M26: 4,282,837 km (0.079 R)
• M27: 4,376,635 km (0.066 R)
• M28: 4,539,398 km (0.075 R)
• M29: 4,828,870 km (0.066 R)
• M30: 4,926,707 km (0.095 R)
• M31: 5,011,229 km (0.102 R)
• M32: 5,110,263 km (0.118 R)
• M33: 5,195,833 km (0.108 R)
• M34: 5,542,601 km (0.059 R)
• M35: 5,645,076 km (0.116 R)
• M36: 5,852,119 km (0.08 R)
• M37: 6,046,746 km (0.112 R)
• M38: 6,167,471 km (0.11 R)
• M39: 6,350,130 km (0.086 R)
• M40: 6,565,701 km (0.116 R)
• M41: 6,674,309 km (0.109 R)
• M42: 6,877,613 km (0.082 R)
• M43: 6,956,451 km (0.1 R)
• M44: 7,629,940 km (0.067 R)
• M45: 7,711,471 km (0.09 R)
• M46: 7,991,069 km (0.08 R)
• M47: 8,140,368 km (0.036 R)
• M48: 8,307,469 km (0.109 R)
• M49: 8,391,393 km (0.087 R)
• M50: 8,577,194 km (0.081 R)
• M51: 8,764,191 km (0.095 R)
• M52: 9,737,625 km (0.115 R)
• M53: 9,968,454 km (0.093 R)
• M54: 10,057,764 km (0.04 R)
• M55: 10,183,277 km (0.065 R)
• M56: 10,309,238 km (0.035 R)
• M57: 10,891,772 km (0.04 R)
• M58: 11,261,279 km (0.061 R)
• M59: 11,391,579 km (0.101 R)
• M60: 11,484,928 km (0.103 R)
• M61: 11,861,017 km (0.064 R)
• M62: 12,050,707 km (0.091 R)
• M63: 12,394,483 km (0.066 R)
• M64: 12,586,866 km (0.102 R)
• M65: 13,013,668 km (0.066 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 504 - 15,241 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit