🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.38

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 0.39 AU - 0.63 AU

Year: 127 Days

Day: 26.1 Hours

Environment

Temp: 273 °C

Axial Tilt: 17.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.22

Radius: 1.08

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 0.6 AU - 0.92 AU

Year: 231 Days

Day: 45.5 Hours

Environment

Temp: 192 °C

Axial Tilt: 17.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.62

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 1.06 AU - 1.42 AU

Year: 481 Days

Day: 23.6 Hours

Environment

Temp: 34 °C

Axial Tilt: 20.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.62 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.2

Radius: 1.08

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 1.44 AU - 1.8 AU

Year: 718 Days

Day: 26.3 Hours

Environment

Temp: -2 °C

Axial Tilt: 49.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.62

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 1.56 AU - 2.26 AU

Year: 919 Days

Day: 16.6 Hours

Environment

Temp: -49 °C

Axial Tilt: 42.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 40,989,524 km

• M1: 526,285 km (0.07 R)

Asteroid Belt

Center: 4.33 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 208

Radius: 9.5

Gravity: 2.3 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 5.37 AU - 8.11 AU

Year: 6094 Days

Day: 11.1 Hours

Environment

Temp: -142 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (73)

Outer Limit: 40,989,524 km

• M1: 131,646 km (0.088 R)
• M2: 203,752 km (0.079 R)
• M3: 330,761 km (0.114 R)
• M4: 491,130 km (0.028 R)
• M5: 835,803 km (0.097 R)
• M6: 970,142 km (0.098 R)
• M7: 1,273,676 km (0.058 R)
• M8: 1,537,717 km (0.054 R)
• M9: 1,676,394 km (0.083 R)
• M10: 1,936,544 km (0.039 R)
• M11: 2,398,951 km (0.088 R)
• M12: 2,544,211 km (0.075 R)
• M13: 2,659,401 km (0.085 R)
• M14: 2,877,814 km (0.063 R)
• M15: 3,032,648 km (0.081 R)
• M16: 3,119,714 km (0.07 R)
• M17: 3,368,346 km (0.104 R)
• M18: 3,678,911 km (0.038 R)
• M19: 3,809,510 km (0.116 R)
• M20: 4,113,941 km (0.114 R)
• M21: 4,505,439 km (0.117 R)
• M22: 4,705,751 km (0.096 R)
• M23: 4,766,487 km (0.103 R)
• M24: 5,156,788 km (0.052 R)
• M25: 5,772,533 km (0.116 R)
• M26: 5,946,515 km (0.056 R)
• M27: 6,034,180 km (0.097 R)
• M28: 6,100,152 km (0.1 R)
• M29: 6,389,026 km (0.076 R)
• M30: 6,546,552 km (0.052 R)
• M31: 6,865,196 km (0.066 R)
• M32: 7,096,025 km (0.091 R)
• M33: 7,235,750 km (0.104 R)
• M34: 7,494,255 km (0.05 R)
• M35: 7,565,314 km (0.099 R)
• M36: 8,435,226 km (0.101 R)
• M37: 8,907,057 km (0.075 R)
• M38: 9,057,852 km (0.087 R)
• M39: 9,515,472 km (0.098 R)
• M40: 9,643,827 km (0.042 R)
• M41: 9,798,810 km (0.115 R)
• M42: 10,665,431 km (0.104 R)
• M43: 10,825,650 km (0.104 R)
• M44: 10,959,690 km (0.112 R)
• M45: 11,419,853 km (0.086 R)
• M46: 11,556,436 km (0.085 R)
• M47: 11,666,091 km (0.058 R)
• M48: 11,748,519 km (0.106 R)
• M49: 12,163,653 km (0.091 R)
• M50: 12,583,724 km (0.118 R)
• M51: 12,724,795 km (0.105 R)
• M52: 12,866,314 km (0.115 R)
• M53: 13,008,432 km (0.065 R)
• M54: 13,236,868 km (0.082 R)
• M55: 13,351,610 km (0.094 R)
• M56: 13,726,951 km (0.105 R)
• M57: 13,814,017 km (0.036 R)
• M58: 14,164,076 km (0.119 R)
• M59: 14,517,277 km (0.102 R)
• M60: 15,382,551 km (0.108 R)
• M61: 15,593,932 km (0.093 R)
• M62: 16,111,242 km (0.066 R)
• M63: 17,791,675 km (0.085 R)
• M64: 18,268,443 km (0.037 R)
• M65: 19,527,309 km (0.078 R)
• M66: 19,788,956 km (0.097 R)
• M67: 19,985,976 km (0.038 R)
• M68: 20,150,684 km (0.045 R)
• M69: 20,914,082 km (0.097 R)
• M70: 21,316,201 km (0.114 R)
• M71: 21,788,481 km (0.118 R)
• M72: 21,890,208 km (0.095 R)
• M73: 22,915,402 km (0.1 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 622.2

Radius: 14.3

Gravity: 3.04 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 7.33 AU - 9.23 AU

Year: 8297 Days

Day: 5.6 Hours

Environment

Temp: -155 °C

Axial Tilt: 25.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (79)

Outer Limit: 40,989,524 km

• M1: 201,808 km (0.053 R)
• M2: 411,394 km (0.093 R)
• M3: 554,559 km (0.12 R)
• M4: 807,829 km (0.089 R)
• M5: 901,477 km (0.104 R)
• M6: 1,066,932 km (0.12 R)
• M7: 1,449,155 km (0.087 R)
• M8: 1,832,125 km (0.104 R)
• M9: 2,525,062 km (0.035 R)
• M10: 2,668,377 km (0.086 R)
• M11: 3,504,629 km (0.082 R)
• M12: 3,611,293 km (0.103 R)
• M13: 3,910,638 km (0.105 R)
• M14: 4,331,906 km (0.078 R)
• M15: 4,504,541 km (0.111 R)
• M16: 4,738,363 km (0.084 R)
• M17: 5,682,326 km (0.084 R)
• M18: 6,518,428 km (0.092 R)
• M19: 7,086,002 km (0.063 R)
• M20: 7,879,320 km (0.077 R)
• M21: 8,664,709 km (0.108 R)
• M22: 8,846,620 km (0.044 R)
• M23: 9,103,629 km (0.112 R)
• M24: 9,400,281 km (0.039 R)
• M25: 9,624,828 km (0.1 R)
• M26: 10,117,753 km (0.062 R)
• M27: 10,931,266 km (0.098 R)
• M28: 11,445,434 km (0.11 R)
• M29: 12,170,535 km (0.093 R)
• M30: 12,869,007 km (0.058 R)
• M31: 13,412,047 km (0.099 R)
• M32: 14,693,652 km (0.101 R)
• M33: 15,791,402 km (0.111 R)
• M34: 15,969,423 km (0.076 R)
• M35: 16,598,033 km (0.094 R)
• M36: 16,688,540 km (0.074 R)
• M37: 17,189,095 km (0.085 R)
• M38: 17,694,586 km (0.107 R)
• M39: 17,879,638 km (0.115 R)
• M40: 18,391,712 km (0.106 R)
• M41: 18,720,229 km (0.073 R)
• M42: 19,003,268 km (0.103 R)
• M43: 19,097,963 km (0.059 R)
• M44: 19,192,808 km (0.063 R)
• M45: 19,430,669 km (0.058 R)
• M46: 19,525,963 km (0.099 R)
• M47: 19,813,191 km (0.057 R)
• M48: 20,440,006 km (0.094 R)
• M49: 20,877,879 km (0.101 R)
• M50: 22,409,611 km (0.076 R)
• M51: 22,760,418 km (0.079 R)
• M52: 24,130,885 km (0.112 R)
• M53: 24,387,594 km (0.118 R)
• M54: 24,800,335 km (0.1 R)
• M55: 26,368,420 km (0.094 R)
• M56: 26,791,931 km (0.027 R)
• M57: 27,057,767 km (0.111 R)
• M58: 27,431,462 km (0.038 R)
• M59: 27,645,836 km (0.056 R)
• M60: 28,834,541 km (0.099 R)
• M61: 29,270,918 km (0.062 R)
• M62: 29,489,929 km (0.077 R)
• M63: 30,150,254 km (0.038 R)
• M64: 30,926,817 km (0.086 R)
• M65: 31,653,713 km (0.043 R)
• M66: 31,934,957 km (0.062 R)
• M67: 32,499,539 km (0.047 R)
• M68: 33,181,705 km (0.086 R)
• M69: 33,983,400 km (0.085 R)
• M70: 34,271,227 km (0.098 R)
• M71: 35,489,103 km (0.072 R)
• M72: 36,308,899 km (0.109 R)
• M73: 36,898,315 km (0.09 R)
• M74: 37,907,652 km (0.081 R)
• M75: 38,625,422 km (0.09 R)
• M76: 39,227,105 km (0.096 R)
• M77: 39,468,705 km (0.079 R)
• M78: 39,710,755 km (0.071 R)
• M79: 40,805,961 km (0.045 R)

Kuiper Belt

Range: 31.5 - 59.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 425 - 13,685 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit