🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.17

Radius: 1.36

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 0.45 AU - 0.57 AU

Year: 153 Days

Day: 20.5 Hours

Environment

Temp: 146 °C

Axial Tilt: 32.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.87

Radius: 1.52

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 1.11 AU - 1.33 AU

Year: 565 Days

Day: 38.3 Hours

Environment

Temp: -59 °C

Axial Tilt: 26.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 3.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 390.8

Radius: 9.1

Gravity: 4.72 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 3.05 AU - 3.51 AU

Year: 2489 Days

Day: 14.2 Hours

Environment

Temp: -141 °C

Axial Tilt: 9.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 29,073,234 km

• M1: 113,994 km (0.102 R)
• M2: 445,054 km (0.07 R)
• M3: 872,604 km (0.07 R)
• M4: 1,221,317 km (0.111 R)
• M5: 1,517,371 km (0.116 R)
• M6: 2,221,528 km (0.108 R)
• M7: 2,599,562 km (0.049 R)
• M8: 3,097,574 km (0.105 R)
• M9: 3,571,350 km (0.11 R)
• M10: 4,036,599 km (0.092 R)
• M11: 5,515,673 km (0.118 R)
• M12: 6,968,418 km (0.099 R)
• M13: 7,354,231 km (0.117 R)
• M14: 8,168,941 km (0.058 R)
• M15: 9,435,287 km (0.071 R)
• M16: 9,976,981 km (0.113 R)
• M17: 10,432,208 km (0.058 R)
• M18: 10,828,043 km (0.083 R)
• M19: 12,353,044 km (0.119 R)
• M20: 12,674,380 km (0.096 R)
• M21: 13,083,979 km (0.081 R)
• M22: 13,502,255 km (0.116 R)
• M23: 14,103,040 km (0.116 R)
• M24: 14,410,015 km (0.095 R)
• M25: 14,856,265 km (0.099 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 998.4

Radius: 13.1

Gravity: 5.82 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 3.51 AU - 3.55 AU

Year: 2779 Days

Day: 8 Hours

Environment

Temp: -146 °C

Axial Tilt: 1.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 29,073,234 km

• M1: 163,062 km (0.045 R)
• M2: 605,273 km (0.045 R)
• M3: 1,403,976 km (0.082 R)
• M4: 2,187,869 km (0.112 R)
• M5: 2,833,384 km (0.072 R)
• M6: 3,301,625 km (0.105 R)
• M7: 3,965,241 km (0.102 R)
• M8: 4,418,523 km (0.119 R)
• M9: 4,858,340 km (0.116 R)
• M10: 5,404,373 km (0.065 R)
• M11: 5,827,136 km (0.118 R)
• M12: 6,561,363 km (0.098 R)
• M13: 7,105,151 km (0.07 R)
• M14: 7,646,246 km (0.041 R)
• M15: 8,352,648 km (0.077 R)
• M16: 9,028,979 km (0.109 R)
• M17: 10,013,184 km (0.115 R)
• M18: 11,406,688 km (0.049 R)
• M19: 12,061,029 km (0.111 R)
• M20: 13,492,980 km (0.115 R)
• M21: 15,662,897 km (0.098 R)
• M22: 16,914,732 km (0.064 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 42

Radius: 14.7

Gravity: 0.19 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 4.3 AU - 6.96 AU

Year: 5597 Days

Day: 14 Hours

Environment

Temp: -178 °C

Axial Tilt: 9.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 29,073,234 km

• M1: 182,809 km (0.066 R)
• M2: 1,374,804 km (0.105 R)
• M3: 2,253,842 km (0.054 R)
• M4: 3,026,814 km (0.091 R)
• M5: 4,597,891 km (0.091 R)
• M6: 7,629,342 km (0.114 R)
• M7: 9,163,618 km (0.039 R)
• M8: 9,655,645 km (0.111 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 352.2

Radius: 9.8

Gravity: 3.67 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 5.2 AU - 6.1 AU

Year: 5627 Days

Day: 13.4 Hours

Environment

Temp: -177 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 29,073,234 km

• M1: 121,922 km (0.104 R)
• M2: 426,653 km (0.068 R)
• M3: 897,886 km (0.092 R)
• M4: 1,297,163 km (0.103 R)
• M5: 1,970,354 km (0.109 R)
• M6: 4,362,124 km (0.117 R)
• M7: 5,833,569 km (0.049 R)
• M8: 6,697,796 km (0.115 R)
• M9: 8,568,368 km (0.049 R)
• M10: 14,963,228 km (0.096 R)
• M11: 19,623,351 km (0.118 R)
• M12: 20,143,353 km (0.093 R)
• M13: 24,790,462 km (0.119 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 296.1

Radius: 8.4

Gravity: 4.2 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 5.51 AU - 7.79 AU

Year: 7185 Days

Day: 12.3 Hours

Environment

Temp: -170 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 29,073,234 km

• M1: 104,419 km (0.049 R)
• M2: 384,467 km (0.111 R)
• M3: 655,837 km (0.077 R)
• M4: 942,616 km (0.067 R)
• M5: 1,263,204 km (0.103 R)
• M6: 1,836,164 km (0.096 R)
• M7: 2,505,465 km (0.064 R)
• M8: 3,054,789 km (0.097 R)
• M9: 4,154,183 km (0.094 R)
• M10: 6,393,065 km (0.096 R)
• M11: 7,805,718 km (0.101 R)
• M12: 8,282,337 km (0.074 R)
• M13: 9,456,381 km (0.103 R)
• M14: 11,890,936 km (0.106 R)
• M15: 12,522,239 km (0.098 R)
• M16: 14,117,701 km (0.031 R)
• M17: 14,770,247 km (0.063 R)
• M18: 16,252,911 km (0.066 R)
• M19: 20,733,816 km (0.077 R)
• M20: 23,330,686 km (0.101 R)
• M21: 26,461,769 km (0.076 R)
• M22: 28,726,980 km (0.11 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 211 - 12,291 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit