🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.15

Radius: 1.58

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 0.52 AU - 0.6 AU

Year: 184 Days

Day: 18.8 Hours

Environment

Temp: 29 °C

Axial Tilt: 45.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.55

Radius: 0.79

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 0.56 AU - 0.78 AU

Year: 241 Days

Day: 37.1 Hours

Environment

Temp: 3 °C

Axial Tilt: 1.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.79

Radius: 0.91

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 0.99 AU - 0.99 AU

Year: 433 Days

Day: 30.9 Hours

Environment

Temp: -65 °C

Axial Tilt: 16.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.71

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 0.97 AU - 1.27 AU

Year: 521 Days

Day: 33.8 Hours

Environment

Temp: -67 °C

Axial Tilt: 33.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 2.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 13.3

Radius: 11.4

Gravity: 0.1 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 2.64 AU - 2.72 AU

Year: 1929 Days

Day: 10.8 Hours

Environment

Temp: -134 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 38,817,712 km

• M1: 162,314 km (0.059 R)
• M2: 234,121 km (0.054 R)
• M3: 325,525 km (0.091 R)
• M4: 403,017 km (0.05 R)
• M5: 525,089 km (0.116 R)
• M6: 618,587 km (0.107 R)
• M7: 901,776 km (0.116 R)
• M8: 1,014,124 km (0.105 R)
• M9: 1,135,448 km (0.055 R)
• M10: 1,253,780 km (0.099 R)
• M11: 1,335,161 km (0.073 R)
• M12: 1,439,431 km (0.066 R)
• M13: 1,787,695 km (0.107 R)
• M14: 2,187,121 km (0.043 R)
• M15: 2,306,500 km (0.115 R)
• M16: 2,693,659 km (0.12 R)
• M17: 2,952,314 km (0.087 R)
• M18: 3,281,429 km (0.086 R)
• M19: 3,361,315 km (0.117 R)
• M20: 3,447,483 km (0.102 R)
• M21: 3,587,207 km (0.059 R)
• M22: 3,746,679 km (0.12 R)
• M23: 3,848,256 km (0.085 R)
• M24: 4,035,851 km (0.105 R)
• M25: 4,164,805 km (0.076 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 557.5

Radius: 11.3

Gravity: 4.37 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 3.18 AU - 4.32 AU

Year: 3193 Days

Day: 14.9 Hours

Environment

Temp: -163 °C

Axial Tilt: 42.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (65)

Outer Limit: 38,817,712 km

• M1: 147,803 km (0.093 R)
• M2: 372,648 km (0.042 R)
• M3: 500,704 km (0.036 R)
• M4: 575,653 km (0.092 R)
• M5: 664,215 km (0.103 R)
• M6: 837,000 km (0.04 R)
• M7: 929,302 km (0.104 R)
• M8: 1,025,493 km (0.11 R)
• M9: 1,102,686 km (0.116 R)
• M10: 1,216,679 km (0.06 R)
• M11: 1,507,199 km (0.118 R)
• M12: 1,596,060 km (0.086 R)
• M13: 1,673,851 km (0.106 R)
• M14: 1,752,988 km (0.111 R)
• M15: 2,138,950 km (0.086 R)
• M16: 2,239,779 km (0.114 R)
• M17: 2,767,561 km (0.119 R)
• M18: 2,925,536 km (0.1 R)
• M19: 3,118,966 km (0.106 R)
• M20: 3,655,723 km (0.109 R)
• M21: 3,864,562 km (0.118 R)
• M22: 3,935,022 km (0.114 R)
• M23: 4,095,092 km (0.11 R)
• M24: 4,293,908 km (0.103 R)
• M25: 4,757,511 km (0.107 R)
• M26: 5,024,244 km (0.102 R)
• M27: 5,140,033 km (0.055 R)
• M28: 5,217,824 km (0.066 R)
• M29: 5,853,615 km (0.119 R)
• M30: 6,057,517 km (0.066 R)
• M31: 6,346,690 km (0.116 R)
• M32: 6,514,090 km (0.087 R)
• M33: 7,046,509 km (0.099 R)
• M34: 7,328,949 km (0.103 R)
• M35: 7,770,861 km (0.056 R)
• M36: 8,244,039 km (0.048 R)
• M37: 8,449,886 km (0.091 R)
• M38: 8,611,003 km (0.066 R)
• M39: 9,313,365 km (0.11 R)
• M40: 9,527,739 km (0.052 R)
• M41: 10,500,125 km (0.114 R)
• M42: 10,847,790 km (0.107 R)
• M43: 11,073,384 km (0.098 R)
• M44: 11,759,589 km (0.108 R)
• M45: 11,939,705 km (0.092 R)
• M46: 12,827,718 km (0.116 R)
• M47: 12,933,484 km (0.083 R)
• M48: 13,066,327 km (0.085 R)
• M49: 13,574,810 km (0.097 R)
• M50: 13,709,747 km (0.106 R)
• M51: 15,251,353 km (0.102 R)
• M52: 15,928,732 km (0.078 R)
• M53: 16,731,325 km (0.103 R)
• M54: 17,050,417 km (0.084 R)
• M55: 17,195,976 km (0.102 R)
• M56: 17,283,640 km (0.043 R)
• M57: 17,635,495 km (0.042 R)
• M58: 17,753,228 km (0.096 R)
• M59: 18,078,603 km (0.103 R)
• M60: 18,316,464 km (0.112 R)
• M61: 18,945,673 km (0.097 R)
• M62: 19,399,553 km (0.105 R)
• M63: 19,521,176 km (0.099 R)
• M64: 19,979,693 km (0.117 R)
• M65: 20,596,336 km (0.097 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 678.9

Radius: 12.5

Gravity: 4.34 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 5.81 AU - 7.23 AU

Year: 7320 Days

Day: 8.3 Hours

Environment

Temp: -182 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (83)

Outer Limit: 38,817,712 km

• M1: 173,384 km (0.047 R)
• M2: 281,543 km (0.106 R)
• M3: 430,543 km (0.098 R)
• M4: 562,039 km (0.096 R)
• M5: 752,328 km (0.057 R)
• M6: 997,668 km (0.059 R)
• M7: 1,130,511 km (0.099 R)
• M8: 1,470,846 km (0.067 R)
• M9: 1,624,034 km (0.072 R)
• M10: 1,864,139 km (0.093 R)
• M11: 2,202,380 km (0.087 R)
• M12: 2,312,334 km (0.067 R)
• M13: 2,514,740 km (0.048 R)
• M14: 2,889,333 km (0.06 R)
• M15: 2,985,824 km (0.102 R)
• M16: 3,083,362 km (0.104 R)
• M17: 3,231,912 km (0.053 R)
• M18: 3,357,425 km (0.073 R)
• M19: 3,484,583 km (0.082 R)
• M20: 3,587,656 km (0.12 R)
• M21: 3,982,894 km (0.118 R)
• M22: 4,503,793 km (0.032 R)
• M23: 5,429,655 km (0.075 R)
• M24: 5,853,017 km (0.1 R)
• M25: 6,224,618 km (0.116 R)
• M26: 6,476,541 km (0.091 R)
• M27: 6,635,862 km (0.095 R)
• M28: 6,893,320 km (0.066 R)
• M29: 7,023,321 km (0.051 R)
• M30: 7,752,760 km (0.093 R)
• M31: 7,956,064 km (0.092 R)
• M32: 8,229,678 km (0.088 R)
• M33: 8,506,434 km (0.117 R)
• M34: 8,716,170 km (0.042 R)
• M35: 9,176,333 km (0.039 R)
• M36: 9,936,291 km (0.114 R)
• M37: 11,555,089 km (0.106 R)
• M38: 12,257,002 km (0.117 R)
• M39: 13,052,863 km (0.111 R)
• M40: 13,173,738 km (0.06 R)
• M41: 13,620,138 km (0.07 R)
• M42: 13,947,757 km (0.102 R)
• M43: 14,402,685 km (0.095 R)
• M44: 14,486,011 km (0.086 R)
• M45: 15,115,369 km (0.112 R)
• M46: 15,497,292 km (0.09 R)
• M47: 16,097,778 km (0.111 R)
• M48: 16,662,211 km (0.108 R)
• M49: 16,749,576 km (0.078 R)
• M50: 17,012,719 km (0.095 R)
• M51: 17,543,193 km (0.103 R)
• M52: 17,632,203 km (0.074 R)
• M53: 17,944,713 km (0.115 R)
• M54: 18,439,434 km (0.107 R)
• M55: 18,756,581 km (0.089 R)
• M56: 18,938,642 km (0.11 R)
• M57: 19,212,855 km (0.102 R)
• M58: 19,304,558 km (0.103 R)
• M59: 20,136,472 km (0.092 R)
• M60: 20,838,535 km (0.089 R)
• M61: 21,074,450 km (0.104 R)
• M62: 22,026,641 km (0.101 R)
• M63: 22,266,895 km (0.085 R)
• M64: 22,459,727 km (0.054 R)
• M65: 25,066,769 km (0.098 R)
• M66: 25,518,854 km (0.104 R)
• M67: 26,942,876 km (0.115 R)
• M68: 27,096,962 km (0.106 R)
• M69: 27,354,419 km (0.099 R)
• M70: 27,561,014 km (0.067 R)
• M71: 27,975,699 km (0.102 R)
• M72: 28,496,898 km (0.119 R)
• M73: 29,232,172 km (0.091 R)
• M74: 29,337,788 km (0.096 R)
• M75: 29,867,364 km (0.095 R)
• M76: 33,496,459 km (0.064 R)
• M77: 33,772,916 km (0.061 R)
• M78: 34,161,123 km (0.097 R)
• M79: 34,439,375 km (0.035 R)
• M80: 35,110,022 km (0.082 R)
• M81: 35,559,713 km (0.093 R)
• M82: 36,635,023 km (0.118 R)
• M83: 38,296,905 km (0.063 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 443 - 12,980 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit