🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.56

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 0.55 AU - 0.63 AU

Year: 288 Days

Day: 37.9 Hours

Environment

Temp: -122 °C

Axial Tilt: 23.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 521.3

Radius: 9.3

Gravity: 6.03 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 0.64 AU - 0.76 AU

Year: 372 Days

Day: 11.3 Hours

Environment

Temp: -130 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 54,346,601 km

• M1: 115,789 km (0.077 R)
• M2: 432,188 km (0.118 R)
• M3: 925,712 km (0.086 R)
• M4: 1,555,070 km (0.027 R)
• M5: 1,923,679 km (0.093 R)
• M6: 2,316,224 km (0.12 R)
• M7: 3,051,946 km (0.119 R)
• M8: 3,418,012 km (0.109 R)
• M9: 3,837,634 km (0.093 R)
• M10: 4,149,097 km (0.078 R)
• M11: 4,477,464 km (0.087 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 537.9

Radius: 14.3

Gravity: 2.63 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 0.76 AU - 0.96 AU

Year: 507 Days

Day: 9.2 Hours

Environment

Temp: -146 °C

Axial Tilt: 45.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 54,346,601 km

• M1: 177,872 km (0.089 R)
• M2: 706,551 km (0.086 R)
• M3: 1,188,555 km (0.079 R)
• M4: 1,907,223 km (0.087 R)
• M5: 2,465,523 km (0.062 R)
• M6: 3,011,555 km (0.087 R)
• M7: 3,776,449 km (0.114 R)
• M8: 4,337,441 km (0.12 R)
• M9: 5,172,047 km (0.046 R)
• M10: 5,988,104 km (0.081 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 158.7

Radius: 8.3

Gravity: 2.3 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 1.59 AU - 1.69 AU

Year: 1335 Days

Day: 12.9 Hours

Environment

Temp: -173 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 54,346,601 km

• M1: 103,223 km (0.078 R)
• M2: 388,506 km (0.118 R)
• M3: 891,005 km (0.119 R)
• M4: 1,568,534 km (0.026 R)
• M5: 1,834,070 km (0.111 R)
• M6: 2,395,660 km (0.118 R)
• M7: 2,750,806 km (0.08 R)
• M8: 3,178,057 km (0.108 R)
• M9: 3,648,991 km (0.08 R)
• M10: 4,317,694 km (0.066 R)
• M11: 6,167,322 km (0.096 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 892.7

Radius: 9.6

Gravity: 9.69 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 2.75 AU - 2.85 AU

Year: 2979 Days

Day: 12.6 Hours

Environment

Temp: -206 °C

Axial Tilt: 49.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 54,346,601 km

• M1: 120,127 km (0.044 R)
• M2: 629,358 km (0.081 R)
• M3: 985,102 km (0.113 R)
• M4: 1,296,266 km (0.103 R)
• M5: 1,744,311 km (0.112 R)
• M6: 2,770,104 km (0.086 R)
• M7: 3,578,381 km (0.058 R)
• M8: 4,513,368 km (0.096 R)
• M9: 7,201,641 km (0.059 R)
• M10: 8,400,070 km (0.107 R)
• M11: 9,157,783 km (0.111 R)
• M12: 10,039,364 km (0.077 R)
• M13: 10,685,327 km (0.104 R)
• M14: 11,618,219 km (0.092 R)
• M15: 12,375,783 km (0.105 R)
• M16: 15,261,376 km (0.112 R)
• M17: 16,609,403 km (0.095 R)
• M18: 18,329,778 km (0.114 R)
• M19: 22,869,026 km (0.069 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 644.5

Radius: 10.7

Gravity: 5.63 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 2.79 AU - 3.45 AU

Year: 3504 Days

Day: 13.3 Hours

Environment

Temp: -203 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 54,346,601 km

• M1: 133,142 km (0.101 R)
• M2: 642,672 km (0.117 R)
• M3: 1,357,152 km (0.106 R)
• M4: 1,927,569 km (0.119 R)
• M5: 2,830,541 km (0.068 R)
• M6: 3,303,570 km (0.096 R)
• M7: 3,828,808 km (0.074 R)
• M8: 4,973,381 km (0.071 R)
• M9: 5,745,755 km (0.11 R)
• M10: 6,361,649 km (0.118 R)
• M11: 7,271,653 km (0.118 R)
• M12: 9,199,970 km (0.071 R)
• M13: 13,166,707 km (0.111 R)
• M14: 15,103,850 km (0.087 R)
• M15: 16,222,244 km (0.106 R)
• M16: 16,718,160 km (0.082 R)
• M17: 18,385,130 km (0.08 R)
• M18: 21,121,723 km (0.118 R)
• M19: 21,713,233 km (0.076 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 10.4

Radius: 8.9

Gravity: 0.13 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 3.67 AU - 4.15 AU

Year: 4916 Days

Day: 9.5 Hours

Environment

Temp: -203 °C

Axial Tilt: 29 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 54,346,601 km

• M1: 111,002 km (0.071 R)
• M2: 391,946 km (0.04 R)
• M3: 801,097 km (0.101 R)
• M4: 1,207,105 km (0.094 R)
• M5: 1,487,900 km (0.104 R)
• M6: 3,232,212 km (0.069 R)
• M7: 5,744,409 km (0.109 R)
• M8: 6,082,201 km (0.118 R)
• M9: 6,839,465 km (0.082 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 842.8

Radius: 13.1

Gravity: 4.91 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 4.2 AU - 5.72 AU

Year: 7024 Days

Day: 8.3 Hours

Environment

Temp: -221 °C

Axial Tilt: 68.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 54,346,601 km

• M1: 162,912 km (0.117 R)
• M2: 809,773 km (0.109 R)
• M3: 1,321,099 km (0.063 R)
• M4: 1,808,339 km (0.097 R)
• M5: 2,243,669 km (0.076 R)
• M6: 2,692,014 km (0.101 R)
• M7: 3,444,341 km (0.082 R)
• M8: 4,200,858 km (0.094 R)
• M9: 6,011,890 km (0.094 R)
• M10: 6,598,612 km (0.104 R)
• M11: 7,223,483 km (0.074 R)
• M12: 7,887,398 km (0.106 R)
• M13: 10,031,136 km (0.077 R)
• M14: 10,463,623 km (0.088 R)
• M15: 11,942,847 km (0.079 R)
• M16: 16,542,233 km (0.083 R)
• M17: 23,610,583 km (0.101 R)
• M18: 26,505,601 km (0.057 R)
• M19: 27,520,922 km (0.12 R)
• M20: 27,990,958 km (0.078 R)
• M21: 29,141,067 km (0.078 R)
• M22: 30,924,872 km (0.086 R)
• M23: 31,946,775 km (0.105 R)

Planet 9 - Ice Giant

Semi-Major Axis: 6.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 843.6

Radius: 3.3

Gravity: 77.47 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 6.16 AU - 7.12 AU

Year: 10879 Days

Day: 16.4 Hours

Environment

Temp: -216 °C

Axial Tilt: 42.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 54,346,601 km

• M1: 40,990 km (0.036 R)
• M2: 217,067 km (0.059 R)
• M3: 443,707 km (0.095 R)
• M4: 619,335 km (0.116 R)
• M5: 962,812 km (0.105 R)
• M6: 1,658,891 km (0.098 R)
• M7: 1,770,940 km (0.076 R)
• M8: 2,950,818 km (0.086 R)
• M9: 3,702,248 km (0.102 R)
• M10: 4,891,252 km (0.088 R)
• M11: 5,536,468 km (0.072 R)
• M12: 5,679,184 km (0.07 R)
• M13: 6,667,577 km (0.119 R)
• M14: 8,217,710 km (0.11 R)
• M15: 9,578,004 km (0.112 R)
• M16: 10,857,514 km (0.095 R)
• M17: 11,595,929 km (0.084 R)
• M18: 14,749,153 km (0.108 R)
• M19: 15,231,756 km (0.11 R)
• M20: 15,724,681 km (0.052 R)
• M21: 20,226,081 km (0.119 R)
• M22: 27,637,459 km (0.118 R)
• M23: 28,901,261 km (0.059 R)
• M24: 37,048,810 km (0.114 R)
• M25: 37,810,862 km (0.096 R)
• M26: 48,237,385 km (0.071 R)
• M27: 48,841,760 km (0.095 R)
• M28: 51,939,334 km (0.075 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 546 - 18,714 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit