🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.57

Radius: 1.2

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 0.47 AU - 0.59 AU

Year: 249 Days

Day: 18.5 Hours

Environment

Temp: -130 °C

Axial Tilt: 38.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 311.7

Radius: 9.4

Gravity: 3.53 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 0.57 AU - 0.89 AU

Year: 403 Days

Day: 14.3 Hours

Environment

Temp: -138 °C

Axial Tilt: 7.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 24,726,740 km

• M1: 133,591 km (0.109 R)
• M2: 236,365 km (0.112 R)
• M3: 352,004 km (0.093 R)
• M4: 446,849 km (0.103 R)
• M5: 578,794 km (0.104 R)
• M6: 708,196 km (0.093 R)
• M7: 781,948 km (0.076 R)
• M8: 872,754 km (0.088 R)
• M9: 952,490 km (0.106 R)
• M10: 1,046,288 km (0.11 R)
• M11: 1,135,597 km (0.1 R)
• M12: 1,199,177 km (0.112 R)
• M13: 1,305,391 km (0.09 R)
• M14: 1,406,220 km (0.113 R)
• M15: 1,474,885 km (0.106 R)
• M16: 1,544,897 km (0.095 R)
• M17: 1,747,752 km (0.078 R)
• M18: 1,808,040 km (0.1 R)
• M19: 1,911,562 km (0.091 R)
• M20: 1,988,305 km (0.062 R)
• M21: 2,095,268 km (0.085 R)
• M22: 2,290,044 km (0.118 R)
• M23: 2,376,811 km (0.109 R)
• M24: 2,511,599 km (0.113 R)
• M25: 2,659,701 km (0.096 R)
• M26: 2,718,642 km (0.066 R)
• M27: 2,903,844 km (0.106 R)
• M28: 3,098,770 km (0.085 R)
• M29: 3,161,003 km (0.048 R)
• M30: 3,223,685 km (0.03 R)
• M31: 3,315,388 km (0.085 R)
• M32: 3,384,951 km (0.109 R)
• M33: 3,572,547 km (0.098 R)
• M34: 3,655,723 km (0.101 R)
• M35: 3,739,498 km (0.099 R)
• M36: 3,909,142 km (0.096 R)
• M37: 4,087,463 km (0.092 R)
• M38: 4,149,546 km (0.104 R)
• M39: 4,237,060 km (0.101 R)
• M40: 4,325,323 km (0.084 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 671.8

Radius: 12

Gravity: 4.67 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 0.73 AU - 0.83 AU

Year: 445 Days

Day: 6.9 Hours

Environment

Temp: -145 °C

Axial Tilt: 6.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 24,726,740 km

• M1: 151,243 km (0.113 R)
• M2: 239,207 km (0.094 R)
• M3: 359,035 km (0.073 R)
• M4: 491,279 km (0.12 R)
• M5: 579,692 km (0.112 R)
• M6: 670,647 km (0.062 R)
• M7: 796,459 km (0.082 R)
• M8: 935,435 km (0.058 R)
• M9: 1,022,202 km (0.092 R)
• M10: 1,194,539 km (0.11 R)
• M11: 1,371,812 km (0.11 R)
• M12: 1,525,449 km (0.118 R)
• M13: 1,668,315 km (0.118 R)
• M14: 1,747,303 km (0.088 R)
• M15: 1,873,863 km (0.062 R)
• M16: 1,950,158 km (0.036 R)
• M17: 2,148,674 km (0.1 R)
• M18: 2,234,992 km (0.063 R)
• M19: 2,341,356 km (0.102 R)
• M20: 2,598,665 km (0.092 R)
• M21: 2,677,652 km (0.105 R)
• M22: 2,797,630 km (0.097 R)
• M23: 2,912,820 km (0.093 R)
• M24: 2,988,068 km (0.081 R)
• M25: 3,289,059 km (0.119 R)
• M26: 3,658,715 km (0.072 R)
• M27: 4,026,576 km (0.118 R)
• M28: 4,133,988 km (0.113 R)
• M29: 4,265,634 km (0.095 R)
• M30: 4,509,329 km (0.092 R)
• M31: 4,629,007 km (0.102 R)
• M32: 4,846,971 km (0.114 R)
• M33: 4,944,958 km (0.084 R)
• M34: 5,093,209 km (0.114 R)
• M35: 5,176,086 km (0.045 R)
• M36: 5,504,154 km (0.094 R)
• M37: 5,675,145 km (0.113 R)
• M38: 5,856,457 km (0.107 R)
• M39: 5,943,523 km (0.113 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 657.4

Radius: 11.8

Gravity: 4.72 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 0.71 AU - 0.95 AU

Year: 488 Days

Day: 7.8 Hours

Environment

Temp: -151 °C

Axial Tilt: 24.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 24,726,740 km

• M1: 148,999 km (0.109 R)
• M2: 242,049 km (0.114 R)
• M3: 330,312 km (0.054 R)
• M4: 641,625 km (0.116 R)
• M5: 831,615 km (0.111 R)
• M6: 945,758 km (0.078 R)
• M7: 1,021,903 km (0.082 R)
• M8: 1,140,235 km (0.081 R)
• M9: 1,375,253 km (0.108 R)
• M10: 1,484,908 km (0.047 R)
• M11: 1,672,504 km (0.063 R)
• M12: 1,843,943 km (0.118 R)
• M13: 1,928,915 km (0.062 R)
• M14: 2,040,216 km (0.063 R)
• M15: 2,115,613 km (0.115 R)
• M16: 2,243,370 km (0.114 R)
• M17: 2,334,475 km (0.113 R)
• M18: 2,413,462 km (0.079 R)
• M19: 2,547,353 km (0.092 R)
• M20: 2,628,883 km (0.061 R)
• M21: 2,711,312 km (0.115 R)
• M22: 2,899,955 km (0.106 R)
• M23: 3,006,768 km (0.117 R)
• M24: 3,224,283 km (0.09 R)
• M25: 3,372,235 km (0.095 R)
• M26: 3,514,952 km (0.113 R)
• M27: 3,775,252 km (0.115 R)
• M28: 3,884,309 km (0.051 R)
• M29: 4,018,199 km (0.074 R)
• M30: 4,201,905 km (0.084 R)
• M31: 4,315,001 km (0.08 R)
• M32: 4,412,838 km (0.105 R)
• M33: 4,503,195 km (0.09 R)
• M34: 4,602,528 km (0.107 R)
• M35: 4,769,629 km (0.039 R)
• M36: 5,178,779 km (0.106 R)
• M37: 5,440,426 km (0.117 R)
• M38: 5,581,796 km (0.091 R)
• M39: 5,688,459 km (0.088 R)
• M40: 5,769,092 km (0.091 R)
• M41: 5,859,001 km (0.096 R)
• M42: 5,985,710 km (0.116 R)
• M43: 6,076,815 km (0.074 R)
• M44: 6,251,246 km (0.119 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 360.3

Radius: 10.6

Gravity: 3.21 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 1 AU - 1.04 AU

Year: 665 Days

Day: 14.3 Hours

Environment

Temp: -158 °C

Axial Tilt: 132.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (50)

Outer Limit: 24,726,740 km

• M1: 203,453 km (0.106 R)
• M2: 319,691 km (0.086 R)
• M3: 464,651 km (0.115 R)
• M4: 614,698 km (0.095 R)
• M5: 704,905 km (0.095 R)
• M6: 822,339 km (0.05 R)
• M7: 918,681 km (0.037 R)
• M8: 985,102 km (0.089 R)
• M9: 1,118,394 km (0.068 R)
• M10: 1,215,782 km (0.056 R)
• M11: 1,359,545 km (0.112 R)
• M12: 1,436,289 km (0.108 R)
• M13: 1,503,459 km (0.065 R)
• M14: 1,583,045 km (0.12 R)
• M15: 1,693,597 km (0.071 R)
• M16: 1,855,163 km (0.077 R)
• M17: 1,990,699 km (0.105 R)
• M18: 2,072,379 km (0.078 R)
• M19: 2,142,391 km (0.095 R)
• M20: 2,297,973 km (0.119 R)
• M21: 2,504,717 km (0.107 R)
• M22: 2,634,419 km (0.042 R)
• M23: 2,972,210 km (0.061 R)
• M24: 3,058,828 km (0.119 R)
• M25: 3,308,955 km (0.102 R)
• M26: 3,383,904 km (0.03 R)
• M27: 3,665,896 km (0.07 R)
• M28: 3,735,758 km (0.112 R)
• M29: 3,876,679 km (0.098 R)
• M30: 4,091,352 km (0.105 R)
• M31: 4,204,299 km (0.08 R)
• M32: 4,277,302 km (0.094 R)
• M33: 4,383,816 km (0.114 R)
• M34: 4,466,244 km (0.084 R)
• M35: 4,615,992 km (0.079 R)
• M36: 4,683,012 km (0.05 R)
• M37: 4,750,480 km (0.099 R)
• M38: 4,894,842 km (0.107 R)
• M39: 4,980,412 km (0.064 R)
• M40: 5,196,731 km (0.067 R)
• M41: 5,266,593 km (0.071 R)
• M42: 5,407,215 km (0.09 R)
• M43: 5,513,579 km (0.088 R)
• M44: 5,692,349 km (0.083 R)
• M45: 5,791,532 km (0.104 R)
• M46: 5,891,314 km (0.066 R)
• M47: 6,046,596 km (0.081 R)
• M48: 6,166,275 km (0.073 R)
• M49: 6,277,426 km (0.103 R)
• M50: 6,351,926 km (0.086 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 76.7

Radius: 4.5

Gravity: 3.79 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 5.93 AU - 7.37 AU

Year: 11073 Days

Day: 15.1 Hours

Environment

Temp: -215 °C

Axial Tilt: 4.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (45)

Outer Limit: 24,726,740 km

• M1: 391,647 km (0.083 R)
• M2: 512,822 km (0.045 R)
• M3: 552,615 km (0.061 R)
• M4: 931,546 km (0.118 R)
• M5: 1,043,296 km (0.113 R)
• M6: 1,432,250 km (0.097 R)
• M7: 1,503,608 km (0.06 R)
• M8: 1,815,819 km (0.1 R)
• M9: 2,848,493 km (0.11 R)
• M10: 3,139,760 km (0.061 R)
• M11: 3,869,050 km (0.118 R)
• M12: 3,988,728 km (0.115 R)
• M13: 4,584,726 km (0.059 R)
• M14: 5,274,223 km (0.098 R)
• M15: 5,496,226 km (0.117 R)
• M16: 6,064,698 km (0.075 R)
• M17: 6,227,161 km (0.062 R)
• M18: 7,085,254 km (0.083 R)
• M19: 7,182,942 km (0.067 R)
• M20: 7,453,714 km (0.085 R)
• M21: 8,030,713 km (0.064 R)
• M22: 8,883,271 km (0.06 R)
• M23: 9,147,311 km (0.032 R)
• M24: 9,521,306 km (0.112 R)
• M25: 10,256,430 km (0.065 R)
• M26: 11,665,492 km (0.079 R)
• M27: 11,694,365 km (0.119 R)
• M28: 12,776,257 km (0.112 R)
• M29: 13,798,459 km (0.06 R)
• M30: 13,951,049 km (0.111 R)
• M31: 14,380,993 km (0.087 R)
• M32: 14,690,810 km (0.038 R)
• M33: 14,815,425 km (0.109 R)
• M34: 15,824,463 km (0.099 R)
• M35: 17,182,063 km (0.091 R)
• M36: 17,675,886 km (0.099 R)
• M37: 18,274,577 km (0.088 R)
• M38: 19,972,363 km (0.118 R)
• M39: 20,561,031 km (0.051 R)
• M40: 20,770,168 km (0.115 R)
• M41: 21,932,843 km (0.103 R)
• M42: 23,225,219 km (0.039 R)
• M43: 23,624,945 km (0.05 R)
• M44: 23,880,458 km (0.105 R)
• M45: 24,689,782 km (0.103 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 394 - 14,802 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit