🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.97

Radius: 0.99

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 0.53 AU - 0.83 AU

Year: 203 Days

Day: 32.6 Hours

Environment

Temp: 149 °C

Axial Tilt: 38.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.13

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 0.86 AU - 1 AU

Year: 324 Days

Day: 14.4 Hours

Environment

Temp: 167 °C

Axial Tilt: 78.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.31

Radius: 1.79

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 1.03 AU - 1.45 AU

Year: 499 Days

Day: 27 Hours

Environment

Temp: 2 °C

Axial Tilt: 42.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.33 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.71

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 1.06 AU - 1.6 AU

Year: 555 Days

Day: 47.4 Hours

Environment

Temp: 10 °C

Axial Tilt: 5.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.16

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 1.31 AU - 2.01 AU

Year: 773 Days

Day: 34.1 Hours

Environment

Temp: -35 °C

Axial Tilt: 3.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 1.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.93

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 1.51 AU - 2.41 AU

Year: 992 Days

Day: 23.1 Hours

Environment

Temp: -70 °C

Axial Tilt: 32.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.41 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 10.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 193.4

Radius: 12

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 10.6 AU - 11.1 AU

Year: 12925 Days

Day: 11.5 Hours

Environment

Temp: -171 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 88,768,789 km

• M1: 149,448 km (0.039 R)
• M2: 669,450 km (0.12 R)
• M3: 1,113,008 km (0.081 R)
• M4: 1,533,827 km (0.047 R)
• M5: 2,748,113 km (0.101 R)
• M6: 8,542,936 km (0.08 R)
• M7: 10,784,810 km (0.111 R)
• M8: 11,782,777 km (0.077 R)
• M9: 13,676,237 km (0.116 R)
• M10: 15,208,419 km (0.115 R)
• M11: 16,206,386 km (0.115 R)
• M12: 19,391,325 km (0.108 R)
• M13: 27,877,713 km (0.106 R)
• M14: 31,610,628 km (0.067 R)
• M15: 32,517,192 km (0.104 R)
• M16: 35,233,440 km (0.114 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 750.1

Radius: 8.1

Gravity: 11.43 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 9.74 AU - 13.28 AU

Year: 14122 Days

Day: 5.6 Hours

Environment

Temp: -189 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 88,768,789 km

• M1: 100,829 km (0.086 R)
• M2: 395,088 km (0.093 R)
• M3: 700,716 km (0.096 R)
• M4: 991,684 km (0.12 R)
• M5: 1,420,282 km (0.034 R)
• M6: 1,914,853 km (0.103 R)
• M7: 2,831,738 km (0.082 R)
• M8: 3,271,257 km (0.1 R)
• M9: 4,015,057 km (0.105 R)
• M10: 4,968,594 km (0.086 R)
• M11: 5,389,712 km (0.07 R)
• M12: 6,629,579 km (0.072 R)
• M13: 7,405,394 km (0.118 R)
• M14: 8,434,029 km (0.081 R)
• M15: 10,374,313 km (0.106 R)
• M16: 12,467,187 km (0.072 R)
• M17: 12,852,252 km (0.097 R)
• M18: 14,124,283 km (0.06 R)
• M19: 14,472,547 km (0.112 R)
• M20: 15,551,895 km (0.116 R)
• M21: 15,923,197 km (0.118 R)
• M22: 18,113,609 km (0.083 R)
• M23: 18,858,308 km (0.086 R)
• M24: 20,764,334 km (0.111 R)
• M25: 24,854,489 km (0.054 R)
• M26: 26,927,766 km (0.079 R)
• M27: 41,126,998 km (0.102 R)
• M28: 47,197,679 km (0.096 R)
• M29: 52,997,888 km (0.097 R)
• M30: 54,348,458 km (0.112 R)
• M31: 57,647,539 km (0.09 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 670.5

Radius: 3

Gravity: 74.5 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 11.83 AU - 18.55 AU

Year: 21410 Days

Day: 19 Hours

Environment

Temp: -183 °C

Axial Tilt: 7.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 88,768,789 km

• M1: 37,399 km (0.087 R)
• M2: 157,527 km (0.066 R)
• M3: 367,113 km (0.092 R)
• M4: 623,225 km (0.086 R)
• M5: 1,592,769 km (0.069 R)
• M6: 1,790,687 km (0.105 R)
• M7: 2,065,947 km (0.092 R)
• M8: 6,408,174 km (0.095 R)
• M9: 6,907,382 km (0.107 R)
• M10: 7,047,855 km (0.11 R)
• M11: 7,931,380 km (0.117 R)
• M12: 8,241,646 km (0.038 R)
• M13: 8,776,458 km (0.075 R)
• M14: 9,621,686 km (0.103 R)
• M15: 10,581,506 km (0.056 R)
• M16: 12,070,304 km (0.085 R)
• M17: 13,546,386 km (0.091 R)
• M18: 14,064,145 km (0.104 R)
• M19: 16,184,395 km (0.119 R)
• M20: 16,682,855 km (0.072 R)
• M21: 17,536,461 km (0.084 R)
• M22: 18,508,398 km (0.118 R)
• M23: 19,145,236 km (0.076 R)
• M24: 19,422,591 km (0.112 R)
• M25: 20,175,367 km (0.119 R)
• M26: 24,017,789 km (0.069 R)
• M27: 27,491,900 km (0.117 R)
• M28: 33,108,851 km (0.066 R)
• M29: 36,820,973 km (0.033 R)
• M30: 37,106,405 km (0.078 R)
• M31: 38,703,213 km (0.064 R)
• M32: 40,496,742 km (0.092 R)
• M33: 40,953,614 km (0.062 R)
• M34: 52,073,672 km (0.098 R)
• M35: 59,979,621 km (0.097 R)
• M36: 61,170,569 km (0.1 R)
• M37: 64,630,020 km (0.094 R)
• M38: 66,091,741 km (0.12 R)
• M39: 78,586,305 km (0.089 R)

Planet 10 - Ice Giant

Semi-Major Axis: 16.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 710.4

Radius: 6.6

Gravity: 16.31 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 13.3 AU - 20.16 AU

Year: 24748 Days

Day: 15.1 Hours

Environment

Temp: -193 °C

Axial Tilt: 18.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 88,768,789 km

• M1: 82,129 km (0.102 R)
• M2: 290,669 km (0.079 R)
• M3: 582,235 km (0.062 R)
• M4: 1,013,526 km (0.105 R)
• M5: 1,451,249 km (0.052 R)
• M6: 2,156,753 km (0.089 R)
• M7: 2,673,314 km (0.077 R)
• M8: 3,211,567 km (0.068 R)
• M9: 3,506,724 km (0.111 R)
• M10: 3,950,132 km (0.109 R)
• M11: 4,219,857 km (0.088 R)
• M12: 4,872,103 km (0.074 R)
• M13: 5,262,404 km (0.044 R)
• M14: 5,843,592 km (0.07 R)
• M15: 6,559,268 km (0.094 R)
• M16: 6,842,158 km (0.112 R)
• M17: 10,515,982 km (0.08 R)
• M18: 11,708,577 km (0.046 R)
• M19: 13,136,638 km (0.069 R)
• M20: 14,047,090 km (0.103 R)
• M21: 14,438,588 km (0.102 R)
• M22: 14,756,932 km (0.063 R)
• M23: 16,942,258 km (0.104 R)
• M24: 18,575,717 km (0.085 R)
• M25: 20,510,766 km (0.054 R)
• M26: 23,330,835 km (0.096 R)
• M27: 24,437,710 km (0.031 R)
• M28: 28,963,793 km (0.054 R)
• M29: 34,299,949 km (0.081 R)
• M30: 42,656,038 km (0.116 R)
• M31: 47,039,554 km (0.091 R)
• M32: 54,932,189 km (0.059 R)
• M33: 55,903,527 km (0.06 R)
• M34: 56,295,175 km (0.05 R)
• M35: 62,603,418 km (0.116 R)
• M36: 65,818,276 km (0.118 R)
• M37: 66,693,723 km (0.075 R)
• M38: 76,601,141 km (0.113 R)
• M39: 78,301,470 km (0.106 R)
• M40: 81,777,377 km (0.073 R)

Kuiper Belt

Range: 30.3 - 55.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 220 - 11,538 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit