🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.11

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 0.58 AU - 0.64 AU

Year: 209 Days

Day: 23.2 Hours

Environment

Temp: 9 °C

Axial Tilt: 2.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.26

Radius: 1.39

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 1.28 AU - 2.06 AU

Year: 949 Days

Day: 39.6 Hours

Environment

Temp: -109 °C

Axial Tilt: 38 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 3.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 142.1

Radius: 11.9

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 3.05 AU - 3.69 AU

Year: 2720 Days

Day: 8.7 Hours

Environment

Temp: -156 °C

Axial Tilt: 178 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (61)

Outer Limit: 20,958,355 km

• M1: 171,738 km (0.073 R)
• M2: 271,670 km (0.03 R)
• M3: 370,554 km (0.083 R)
• M4: 520,002 km (0.095 R)
• M5: 624,870 km (0.105 R)
• M6: 705,803 km (0.092 R)
• M7: 824,583 km (0.107 R)
• M8: 1,009,187 km (0.108 R)
• M9: 1,137,692 km (0.114 R)
• M10: 1,224,010 km (0.056 R)
• M11: 1,329,027 km (0.028 R)
• M12: 1,462,618 km (0.068 R)
• M13: 1,636,302 km (0.03 R)
• M14: 1,789,340 km (0.069 R)
• M15: 2,033,035 km (0.049 R)
• M16: 2,198,191 km (0.095 R)
• M17: 2,287,651 km (0.098 R)
• M18: 2,429,170 km (0.096 R)
• M19: 2,625,891 km (0.039 R)
• M20: 2,827,998 km (0.053 R)
• M21: 2,936,606 km (0.09 R)
• M22: 3,013,350 km (0.082 R)
• M23: 3,202,741 km (0.096 R)
• M24: 3,304,617 km (0.118 R)
• M25: 3,488,473 km (0.057 R)
• M26: 3,581,672 km (0.087 R)
• M27: 3,866,357 km (0.029 R)
• M28: 3,987,232 km (0.113 R)
• M29: 4,133,988 km (0.114 R)
• M30: 4,420,168 km (0.084 R)
• M31: 4,496,014 km (0.094 R)
• M32: 4,829,318 km (0.116 R)
• M33: 5,131,057 km (0.066 R)
• M34: 5,588,378 km (0.108 R)
• M35: 5,905,226 km (0.036 R)
• M36: 6,171,511 km (0.054 R)
• M37: 6,270,544 km (0.071 R)
• M38: 6,499,130 km (0.117 R)
• M39: 6,890,927 km (0.054 R)
• M40: 7,082,412 km (0.039 R)
• M41: 7,260,733 km (0.114 R)
• M42: 7,380,411 km (0.1 R)
• M43: 7,865,856 km (0.078 R)
• M44: 8,035,201 km (0.116 R)
• M45: 8,283,533 km (0.107 R)
• M46: 8,408,747 km (0.091 R)
• M47: 8,550,266 km (0.074 R)
• M48: 8,676,826 km (0.115 R)
• M49: 9,011,925 km (0.105 R)
• M50: 9,221,512 km (0.062 R)
• M51: 9,334,907 km (0.119 R)
• M52: 9,727,751 km (0.067 R)
• M53: 9,942,723 km (0.104 R)
• M54: 10,092,620 km (0.049 R)
• M55: 10,276,626 km (0.117 R)
• M56: 10,461,828 km (0.086 R)
• M57: 10,938,447 km (0.103 R)
• M58: 11,248,413 km (0.083 R)
• M59: 11,421,947 km (0.113 R)
• M60: 11,596,378 km (0.118 R)
• M61: 11,684,042 km (0.12 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 136.8

Radius: 14.7

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 4.32 AU - 4.4 AU

Year: 4003 Days

Day: 12.8 Hours

Environment

Temp: -158 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (59)

Outer Limit: 20,958,355 km

• M1: 184,155 km (0.113 R)
• M2: 281,244 km (0.082 R)
• M3: 392,844 km (0.049 R)
• M4: 651,200 km (0.109 R)
• M5: 970,441 km (0.115 R)
• M6: 1,064,987 km (0.062 R)
• M7: 1,172,249 km (0.104 R)
• M8: 1,302,399 km (0.047 R)
• M9: 1,418,188 km (0.098 R)
• M10: 1,692,251 km (0.081 R)
• M11: 1,950,607 km (0.111 R)
• M12: 2,164,681 km (0.086 R)
• M13: 2,470,459 km (0.116 R)
• M14: 2,702,934 km (0.099 R)
• M15: 2,981,336 km (0.112 R)
• M16: 3,137,367 km (0.111 R)
• M17: 3,296,090 km (0.085 R)
• M18: 3,594,238 km (0.098 R)
• M19: 3,732,616 km (0.09 R)
• M20: 3,830,603 km (0.071 R)
• M21: 3,986,484 km (0.094 R)
• M22: 4,437,073 km (0.103 R)
• M23: 4,571,113 km (0.111 R)
• M24: 4,873,599 km (0.111 R)
• M25: 5,276,915 km (0.112 R)
• M26: 5,578,505 km (0.078 R)
• M27: 6,132,466 km (0.118 R)
• M28: 6,382,593 km (0.105 R)
• M29: 6,653,066 km (0.084 R)
• M30: 6,789,799 km (0.079 R)
• M31: 7,205,531 km (0.116 R)
• M32: 7,346,003 km (0.108 R)
• M33: 7,469,721 km (0.102 R)
• M34: 7,898,917 km (0.067 R)
• M35: 8,539,495 km (0.057 R)
• M36: 8,762,994 km (0.069 R)
• M37: 8,988,438 km (0.083 R)
• M38: 9,158,830 km (0.116 R)
• M39: 9,387,715 km (0.087 R)
• M40: 9,831,572 km (0.076 R)
• M41: 10,007,200 km (0.104 R)
• M42: 10,183,875 km (0.064 R)
• M43: 10,361,597 km (0.109 R)
• M44: 10,580,160 km (0.111 R)
• M45: 10,700,137 km (0.077 R)
• M46: 11,082,809 km (0.103 R)
• M47: 11,265,617 km (0.117 R)
• M48: 11,778,738 km (0.067 R)
• M49: 11,923,848 km (0.041 R)
• M50: 12,111,294 km (0.085 R)
• M51: 12,510,122 km (0.075 R)
• M52: 12,615,888 km (0.103 R)
• M53: 12,785,532 km (0.047 R)
• M54: 13,342,484 km (0.068 R)
• M55: 13,798,160 km (0.107 R)
• M56: 13,951,198 km (0.103 R)
• M57: 14,126,677 km (0.112 R)
• M58: 14,236,781 km (0.048 R)
• M59: 14,702,479 km (0.104 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 310.3

Radius: 12.4

Gravity: 2.02 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 3.95 AU - 5.19 AU

Year: 4296 Days

Day: 10.3 Hours

Environment

Temp: -169 °C

Axial Tilt: 1.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (67)

Outer Limit: 20,958,355 km

• M1: 154,834 km (0.104 R)
• M2: 483,201 km (0.106 R)
• M3: 572,960 km (0.039 R)
• M4: 744,249 km (0.116 R)
• M5: 986,748 km (0.116 R)
• M6: 1,220,719 km (0.088 R)
• M7: 1,302,848 km (0.076 R)
• M8: 1,485,656 km (0.099 R)
• M9: 1,823,000 km (0.089 R)
• M10: 1,945,670 km (0.112 R)
• M11: 2,042,909 km (0.116 R)
• M12: 2,156,304 km (0.102 R)
• M13: 2,404,187 km (0.054 R)
• M14: 2,600,310 km (0.062 R)
• M15: 2,976,250 km (0.118 R)
• M16: 3,920,212 km (0.094 R)
• M17: 4,260,547 km (0.092 R)
• M18: 4,388,304 km (0.067 R)
• M19: 4,741,804 km (0.106 R)
• M20: 5,201,668 km (0.042 R)
• M21: 5,536,168 km (0.084 R)
• M22: 5,898,046 km (0.099 R)
• M23: 6,143,536 km (0.079 R)
• M24: 6,413,410 km (0.059 R)
• M25: 6,666,081 km (0.079 R)
• M26: 6,772,296 km (0.111 R)
• M27: 7,007,912 km (0.044 R)
• M28: 7,115,922 km (0.057 R)
• M29: 7,421,550 km (0.037 R)
• M30: 7,843,117 km (0.038 R)
• M31: 7,932,726 km (0.103 R)
• M32: 8,340,979 km (0.098 R)
• M33: 8,663,213 km (0.103 R)
• M34: 8,989,486 km (0.079 R)
• M35: 9,225,102 km (0.083 R)
• M36: 9,391,306 km (0.065 R)
• M37: 9,486,599 km (0.103 R)
• M38: 9,582,342 km (0.045 R)
• M39: 10,359,802 km (0.082 R)
• M40: 11,157,308 km (0.108 R)
• M41: 11,359,864 km (0.116 R)
• M42: 11,665,941 km (0.116 R)
• M43: 11,845,758 km (0.107 R)
• M44: 12,416,773 km (0.065 R)
• M45: 12,679,467 km (0.106 R)
• M46: 13,397,537 km (0.071 R)
• M47: 14,128,920 km (0.061 R)
• M48: 14,211,050 km (0.081 R)
• M49: 14,293,179 km (0.053 R)
• M50: 15,040,420 km (0.06 R)
• M51: 15,348,592 km (0.108 R)
• M52: 15,942,495 km (0.088 R)
• M53: 16,113,635 km (0.095 R)
• M54: 16,371,393 km (0.09 R)
• M55: 16,688,390 km (0.062 R)
• M56: 17,857,947 km (0.038 R)
• M57: 17,976,279 km (0.066 R)
• M58: 18,243,760 km (0.111 R)
• M59: 18,512,437 km (0.092 R)
• M60: 18,902,888 km (0.06 R)
• M61: 19,114,419 km (0.077 R)
• M62: 19,539,576 km (0.116 R)
• M63: 19,845,055 km (0.115 R)
• M64: 19,998,543 km (0.089 R)
• M65: 20,244,781 km (0.095 R)
• M66: 20,337,382 km (0.105 R)
• M67: 20,927,097 km (0.1 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 506 - 10,813 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit