🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 3.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.12

Radius: 0.43

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 2.6 AU - 4.26 AU

Year: 2432 Days

Day: 29.3 Hours

Environment

Temp: -131 °C

Axial Tilt: 7.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 104,871,667 km

• M1: 35,604 km (0.111 R)

Asteroid Belt

Center: 4.38 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 5.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 556.3

Radius: 12.8

Gravity: 3.4 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 4.06 AU - 6.58 AU

Year: 4698 Days

Day: 5.6 Hours

Environment

Temp: -151 °C

Axial Tilt: 6.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 104,871,667 km

• M1: 159,172 km (0.081 R)
• M2: 774,618 km (0.071 R)
• M3: 1,196,633 km (0.037 R)
• M4: 1,891,665 km (0.061 R)
• M5: 2,370,677 km (0.108 R)
• M6: 3,359,071 km (0.075 R)
• M7: 4,460,859 km (0.115 R)
• M8: 5,187,456 km (0.104 R)
• M9: 6,168,070 km (0.098 R)
• M10: 8,240,000 km (0.068 R)
• M11: 8,757,310 km (0.09 R)
• M12: 12,958,467 km (0.095 R)
• M13: 13,608,320 km (0.101 R)
• M14: 14,018,966 km (0.102 R)
• M15: 14,973,251 km (0.081 R)
• M16: 17,189,095 km (0.102 R)
• M17: 18,406,522 km (0.117 R)
• M18: 23,267,854 km (0.108 R)
• M19: 24,378,619 km (0.064 R)
• M20: 25,836,001 km (0.089 R)
• M21: 26,626,027 km (0.108 R)

Planet 3 - Gas Giant

Semi-Major Axis: 9.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 641.3

Radius: 9.6

Gravity: 6.96 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 7.52 AU - 12.02 AU

Year: 11693 Days

Day: 14.2 Hours

Environment

Temp: -188 °C

Axial Tilt: 21.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 104,871,667 km

• M1: 119,529 km (0.082 R)
• M2: 427,252 km (0.064 R)
• M3: 846,126 km (0.1 R)
• M4: 1,152,801 km (0.099 R)
• M5: 2,106,637 km (0.108 R)
• M6: 2,728,216 km (0.076 R)
• M7: 3,319,427 km (0.117 R)
• M8: 3,645,850 km (0.078 R)
• M9: 4,725,946 km (0.108 R)
• M10: 5,206,455 km (0.085 R)
• M11: 6,006,504 km (0.088 R)
• M12: 6,455,298 km (0.05 R)
• M13: 6,926,381 km (0.036 R)
• M14: 7,378,317 km (0.077 R)
• M15: 8,250,173 km (0.06 R)
• M16: 12,979,560 km (0.074 R)
• M17: 16,735,663 km (0.079 R)
• M18: 17,325,677 km (0.055 R)
• M19: 20,736,509 km (0.086 R)
• M20: 24,854,938 km (0.115 R)
• M21: 26,209,098 km (0.092 R)
• M22: 29,594,648 km (0.111 R)
• M23: 30,023,993 km (0.076 R)
• M24: 30,348,621 km (0.041 R)
• M25: 30,675,642 km (0.114 R)
• M26: 35,023,704 km (0.079 R)
• M27: 37,344,565 km (0.096 R)
• M28: 38,862,086 km (0.102 R)
• M29: 40,683,889 km (0.101 R)
• M30: 44,497,139 km (0.101 R)
• M31: 50,501,100 km (0.038 R)

Planet 4 - Ice Giant

Semi-Major Axis: 11.94 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 63.2

Radius: 6.8

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 9.91 AU - 13.97 AU

Year: 15797 Days

Day: 19.1 Hours

Environment

Temp: -184 °C

Axial Tilt: 27.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 104,871,667 km

• M1: 100,679 km (0.101 R)
• M2: 352,004 km (0.12 R)
• M3: 1,225,805 km (0.109 R)
• M4: 1,497,325 km (0.089 R)
• M5: 1,822,252 km (0.072 R)
• M6: 2,270,447 km (0.099 R)
• M7: 3,924,850 km (0.102 R)
• M8: 5,229,044 km (0.109 R)
• M9: 5,770,588 km (0.115 R)
• M10: 6,898,556 km (0.113 R)
• M11: 7,585,210 km (0.065 R)
• M12: 8,660,370 km (0.096 R)
• M13: 9,174,089 km (0.117 R)
• M14: 9,791,779 km (0.107 R)
• M15: 11,621,361 km (0.106 R)
• M16: 12,492,320 km (0.053 R)
• M17: 13,096,695 km (0.073 R)
• M18: 16,593,396 km (0.109 R)
• M19: 17,016,608 km (0.105 R)
• M20: 17,509,084 km (0.11 R)
• M21: 17,884,725 km (0.112 R)
• M22: 25,759,557 km (0.11 R)
• M23: 26,902,933 km (0.098 R)

Planet 5 - Ice Giant

Semi-Major Axis: 15.86 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 10.5

Radius: 6.2

Gravity: 0.27 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 12.56 AU - 19.16 AU

Year: 24184 Days

Day: 17.8 Hours

Environment

Temp: -193 °C

Axial Tilt: 31.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 104,871,667 km

• M1: 77,342 km (0.068 R)
• M2: 4,014,908 km (0.07 R)
• M3: 4,444,852 km (0.097 R)
• M4: 5,893,408 km (0.08 R)
• M5: 8,669,047 km (0.07 R)
• M6: 17,049,819 km (0.104 R)

Planet 6 - Ice Giant

Semi-Major Axis: 18.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 828

Radius: 6.7

Gravity: 18.45 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 13.58 AU - 22.58 AU

Year: 29435 Days

Day: 23.4 Hours

Environment

Temp: -198 °C

Axial Tilt: 19.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 104,871,667 km

• M1: 83,326 km (0.113 R)
• M2: 352,752 km (0.086 R)
• M3: 972,985 km (0.103 R)
• M4: 1,662,332 km (0.076 R)
• M5: 4,811,217 km (0.102 R)
• M6: 5,137,041 km (0.119 R)
• M7: 5,609,322 km (0.11 R)
• M8: 5,878,748 km (0.11 R)
• M9: 10,619,205 km (0.082 R)
• M10: 18,983,222 km (0.088 R)
• M11: 23,288,200 km (0.052 R)
• M12: 27,552,936 km (0.119 R)
• M13: 29,530,021 km (0.109 R)
• M14: 41,183,695 km (0.091 R)
• M15: 42,374,195 km (0.085 R)
• M16: 44,290,843 km (0.083 R)
• M17: 53,734,957 km (0.108 R)
• M18: 55,360,637 km (0.072 R)
• M19: 55,772,181 km (0.115 R)
• M20: 63,532,271 km (0.106 R)
• M21: 70,283,324 km (0.116 R)
• M22: 73,955,802 km (0.052 R)
• M23: 87,396,871 km (0.071 R)
• M24: 89,642,784 km (0.117 R)
• M25: 93,665,172 km (0.066 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 558 - 16,183 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit