🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.4

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 0.4 AU - 0.64 AU

Year: 173 Days

Day: 14.5 Hours

Environment

Temp: 18 °C

Axial Tilt: 3.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.98

Radius: 0.99

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 0.42 AU - 0.68 AU

Year: 188 Days

Day: 12 Hours

Environment

Temp: 6 °C

Axial Tilt: 38.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 47,942,785 km

• M1: 376,089 km (0.033 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.46

Radius: 0.73

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 0.65 AU - 0.99 AU

Year: 342 Days

Day: 18.1 Hours

Environment

Temp: -51 °C

Axial Tilt: 14.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.32

Radius: 1.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 0.93 AU - 1.25 AU

Year: 524 Days

Day: 17 Hours

Environment

Temp: -81 °C

Axial Tilt: 39.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.91

Radius: 0.96

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 1.61 AU - 2.05 AU

Year: 1139 Days

Day: 31.4 Hours

Environment

Temp: -122 °C

Axial Tilt: 23.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 4.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 926

Radius: 13.3

Gravity: 5.23 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 3.64 AU - 4.46 AU

Year: 3751 Days

Day: 14.2 Hours

Environment

Temp: -166 °C

Axial Tilt: 19.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 47,942,785 km

• M1: 170,990 km (0.084 R)
• M2: 593,455 km (0.107 R)
• M3: 1,114,654 km (0.095 R)
• M4: 2,195,349 km (0.116 R)
• M5: 3,176,561 km (0.098 R)
• M6: 4,152,687 km (0.047 R)
• M7: 4,600,583 km (0.072 R)
• M8: 5,107,122 km (0.119 R)
• M9: 7,049,052 km (0.114 R)
• M10: 7,517,443 km (0.095 R)
• M11: 10,520,171 km (0.106 R)
• M12: 13,828,378 km (0.088 R)
• M13: 16,231,219 km (0.073 R)
• M14: 25,638,233 km (0.056 R)
• M15: 27,318,067 km (0.104 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 507.2

Radius: 14.9

Gravity: 2.28 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 3.8 AU - 5.78 AU

Year: 4824 Days

Day: 8.9 Hours

Environment

Temp: -169 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 47,942,785 km

• M1: 185,352 km (0.089 R)
• M2: 785,688 km (0.106 R)
• M3: 1,350,420 km (0.079 R)
• M4: 2,204,325 km (0.115 R)
• M5: 2,831,439 km (0.089 R)
• M6: 3,417,414 km (0.083 R)
• M7: 4,151,191 km (0.088 R)
• M8: 4,640,526 km (0.115 R)
• M9: 5,488,297 km (0.062 R)
• M10: 6,080,106 km (0.104 R)
• M11: 7,459,548 km (0.085 R)
• M12: 8,116,283 km (0.111 R)
• M13: 9,193,088 km (0.056 R)
• M14: 10,788,849 km (0.101 R)
• M15: 11,360,014 km (0.111 R)
• M16: 12,325,219 km (0.039 R)
• M17: 13,096,695 km (0.107 R)
• M18: 13,900,335 km (0.049 R)
• M19: 14,736,587 km (0.097 R)
• M20: 15,550,848 km (0.074 R)
• M21: 17,328,819 km (0.101 R)
• M22: 19,688,875 km (0.078 R)
• M23: 21,560,045 km (0.041 R)
• M24: 23,693,610 km (0.116 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 205.2

Radius: 12.3

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 5.89 AU - 8.37 AU

Year: 8761 Days

Day: 8.2 Hours

Environment

Temp: -203 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 47,942,785 km

• M1: 238,459 km (0.056 R)
• M2: 1,023,249 km (0.109 R)
• M3: 1,416,243 km (0.076 R)
• M4: 2,301,862 km (0.096 R)
• M5: 4,284,184 km (0.104 R)
• M6: 4,676,579 km (0.106 R)
• M7: 5,228,296 km (0.116 R)
• M8: 6,816,277 km (0.058 R)
• M9: 7,991,668 km (0.098 R)
• M10: 9,624,828 km (0.063 R)
• M11: 12,232,019 km (0.087 R)
• M12: 16,795,802 km (0.089 R)
• M13: 17,653,297 km (0.06 R)
• M14: 18,993,993 km (0.106 R)
• M15: 20,539,040 km (0.112 R)
• M16: 23,498,684 km (0.114 R)
• M17: 24,493,659 km (0.093 R)
• M18: 28,070,245 km (0.085 R)

Planet 9 - Gas Giant

Semi-Major Axis: 8.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 862.4

Radius: 9

Gravity: 10.65 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 6.67 AU - 9.53 AU

Year: 10608 Days

Day: 9.4 Hours

Environment

Temp: -201 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 47,942,785 km

• M1: 113,844 km (0.04 R)
• M2: 414,984 km (0.042 R)
• M3: 931,396 km (0.111 R)
• M4: 1,839,605 km (0.11 R)
• M5: 2,395,660 km (0.081 R)
• M6: 3,896,576 km (0.056 R)
• M7: 4,503,644 km (0.109 R)
• M8: 4,814,359 km (0.089 R)
• M9: 5,206,006 km (0.038 R)
• M10: 5,513,579 km (0.044 R)
• M11: 6,053,328 km (0.085 R)
• M12: 6,510,200 km (0.112 R)
• M13: 7,238,443 km (0.072 R)
• M14: 8,713,328 km (0.069 R)
• M15: 10,432,357 km (0.032 R)
• M16: 11,314,835 km (0.104 R)
• M17: 12,008,819 km (0.059 R)
• M18: 13,673,694 km (0.087 R)
• M19: 15,071,088 km (0.105 R)
• M20: 15,698,202 km (0.073 R)
• M21: 15,982,438 km (0.06 R)
• M22: 16,342,520 km (0.12 R)
• M23: 17,760,708 km (0.076 R)
• M24: 21,270,124 km (0.082 R)
• M25: 24,448,032 km (0.037 R)
• M26: 25,119,577 km (0.102 R)
• M27: 25,508,831 km (0.075 R)
• M28: 29,950,840 km (0.102 R)
• M29: 31,276,876 km (0.1 R)
• M30: 37,730,827 km (0.092 R)
• M31: 38,113,349 km (0.074 R)
• M32: 38,756,769 km (0.113 R)
• M33: 40,197,546 km (0.085 R)
• M34: 43,464,614 km (0.068 R)
• M35: 45,162,700 km (0.116 R)
• M36: 51,298,157 km (0.106 R)
• M37: 53,514,150 km (0.111 R)

Planet 10 - Ice Giant

Semi-Major Axis: 12.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 159.9

Radius: 6.5

Gravity: 3.78 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 9.58 AU - 15.72 AU

Year: 20704 Days

Day: 24.4 Hours

Environment

Temp: -216 °C

Axial Tilt: 44.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 47,942,785 km

• M1: 81,232 km (0.087 R)
• M2: 469,438 km (0.045 R)
• M3: 678,426 km (0.106 R)
• M4: 931,845 km (0.113 R)
• M5: 1,386,024 km (0.109 R)
• M6: 2,624,994 km (0.106 R)
• M7: 3,030,554 km (0.088 R)
• M8: 3,236,849 km (0.116 R)
• M9: 4,157,923 km (0.117 R)
• M10: 4,800,596 km (0.118 R)
• M11: 6,244,814 km (0.111 R)
• M12: 7,575,636 km (0.105 R)
• M13: 7,871,391 km (0.103 R)
• M14: 8,307,319 km (0.112 R)
• M15: 10,944,580 km (0.072 R)
• M16: 12,745,589 km (0.086 R)
• M17: 12,983,749 km (0.103 R)
• M18: 15,803,968 km (0.104 R)
• M19: 19,162,889 km (0.115 R)
• M20: 21,931,347 km (0.112 R)
• M21: 24,129,538 km (0.101 R)
• M22: 24,494,407 km (0.075 R)
• M23: 28,550,305 km (0.118 R)
• M24: 31,381,145 km (0.054 R)
• M25: 32,254,647 km (0.072 R)
• M26: 32,920,358 km (0.102 R)
• M27: 41,506,528 km (0.043 R)
• M28: 45,960,655 km (0.071 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 310 - 18,558 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit