🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1

Radius: 1

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 0.53 AU - 0.81 AU

Year: 349 Days

Day: 17.5 Hours

Environment

Temp: -141 °C

Axial Tilt: 140 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 49,824,771 km

• M1: 99,034 km (0.07 R)
• M2: 343,028 km (0.078 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 499.6

Radius: 12.5

Gravity: 3.2 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 0.67 AU - 0.71 AU

Year: 364 Days

Day: 7.5 Hours

Environment

Temp: -144 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 49,824,771 km

• M1: 156,330 km (0.088 R)
• M2: 598,990 km (0.11 R)
• M3: 1,059,751 km (0.117 R)
• M4: 1,547,440 km (0.045 R)
• M5: 2,548,400 km (0.109 R)
• M6: 3,083,362 km (0.047 R)
• M7: 4,380,974 km (0.104 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 667.7

Radius: 9.3

Gravity: 7.72 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 0.99 AU - 1.03 AU

Year: 645 Days

Day: 9.7 Hours

Environment

Temp: -153 °C

Axial Tilt: 45.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 49,824,771 km

• M1: 115,639 km (0.087 R)
• M2: 411,693 km (0.069 R)
• M3: 811,120 km (0.084 R)
• M4: 1,144,274 km (0.098 R)
• M5: 1,510,340 km (0.086 R)
• M6: 1,850,376 km (0.108 R)
• M7: 2,212,702 km (0.063 R)
• M8: 2,926,583 km (0.082 R)
• M9: 3,318,230 km (0.041 R)
• M10: 3,758,647 km (0.093 R)
• M11: 4,088,360 km (0.099 R)
• M12: 5,126,420 km (0.116 R)
• M13: 6,018,322 km (0.05 R)
• M14: 6,471,155 km (0.11 R)
• M15: 6,799,522 km (0.062 R)
• M16: 7,203,885 km (0.045 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 376

Radius: 14.8

Gravity: 1.72 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 1.04 AU - 1.06 AU

Year: 684 Days

Day: 5.1 Hours

Environment

Temp: -167 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 49,824,771 km

• M1: 184,005 km (0.102 R)
• M2: 691,292 km (0.12 R)
• M3: 1,292,675 km (0.118 R)
• M4: 2,199,238 km (0.104 R)
• M5: 2,865,098 km (0.072 R)
• M6: 3,414,272 km (0.088 R)
• M7: 3,912,134 km (0.092 R)
• M8: 4,727,742 km (0.103 R)
• M9: 5,671,854 km (0.078 R)
• M10: 6,375,113 km (0.084 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 217.7

Radius: 14.8

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 1.09 AU - 1.53 AU

Year: 953 Days

Day: 11 Hours

Environment

Temp: -166 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 49,824,771 km

• M1: 184,903 km (0.115 R)
• M2: 781,350 km (0.097 R)
• M3: 1,338,153 km (0.063 R)
• M4: 2,281,816 km (0.029 R)
• M5: 2,952,763 km (0.095 R)
• M6: 3,559,382 km (0.036 R)
• M7: 6,246,160 km (0.073 R)
• M8: 6,766,611 km (0.118 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 978.1

Radius: 12.1

Gravity: 6.68 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 1.06 AU - 1.66 AU

Year: 1008 Days

Day: 9.9 Hours

Environment

Temp: -178 °C

Axial Tilt: 120.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 49,824,771 km

• M1: 150,495 km (0.119 R)
• M2: 624,422 km (0.113 R)
• M3: 1,005,746 km (0.066 R)
• M4: 1,878,800 km (0.078 R)
• M5: 2,414,360 km (0.111 R)
• M6: 2,796,433 km (0.092 R)
• M7: 3,409,186 km (0.092 R)
• M8: 3,909,740 km (0.069 R)
• M9: 5,098,744 km (0.106 R)
• M10: 5,994,387 km (0.102 R)
• M11: 6,774,689 km (0.081 R)
• M12: 7,164,840 km (0.093 R)
• M13: 8,016,950 km (0.078 R)
• M14: 9,799,558 km (0.119 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 442.2

Radius: 4.3

Gravity: 23.92 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 6.92 AU - 8.18 AU

Year: 13190 Days

Day: 17.6 Hours

Environment

Temp: -223 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 49,824,771 km

• M1: 54,304 km (0.07 R)
• M2: 277,055 km (0.098 R)
• M3: 715,975 km (0.09 R)
• M4: 1,055,114 km (0.079 R)
• M5: 1,699,731 km (0.062 R)
• M6: 1,924,577 km (0.088 R)
• M7: 2,827,849 km (0.118 R)
• M8: 3,005,870 km (0.03 R)
• M9: 3,662,455 km (0.114 R)
• M10: 4,929,699 km (0.115 R)
• M11: 6,126,781 km (0.1 R)
• M12: 6,851,732 km (0.107 R)
• M13: 8,334,247 km (0.096 R)
• M14: 8,982,754 km (0.094 R)
• M15: 9,814,817 km (0.102 R)
• M16: 10,857,963 km (0.065 R)
• M17: 11,129,782 km (0.054 R)
• M18: 11,295,088 km (0.074 R)
• M19: 12,088,406 km (0.06 R)
• M20: 12,797,350 km (0.116 R)
• M21: 13,848,424 km (0.087 R)
• M22: 15,157,256 km (0.115 R)
• M23: 17,271,822 km (0.109 R)
• M24: 18,476,085 km (0.065 R)
• M25: 20,386,001 km (0.097 R)
• M26: 21,644,119 km (0.092 R)
• M27: 23,854,727 km (0.113 R)
• M28: 29,342,874 km (0.093 R)
• M29: 32,154,566 km (0.088 R)
• M30: 36,095,423 km (0.103 R)
• M31: 41,524,779 km (0.075 R)
• M32: 43,813,327 km (0.091 R)
• M33: 43,950,508 km (0.109 R)
• M34: 48,493,047 km (0.111 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 520 - 10,676 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit