🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.71

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 0.52 AU - 0.7 AU

Year: 180 Days

Day: 24.5 Hours

Environment

Temp: 138 °C

Axial Tilt: 17.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.59

Radius: 0.81

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 0.75 AU - 1.23 AU

Year: 373 Days

Day: 30 Hours

Environment

Temp: 11 °C

Axial Tilt: 48.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 42,346,542 km

• M1: 261,198 km (0.036 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.92

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 1.07 AU - 1.25 AU

Year: 473 Days

Day: 29.3 Hours

Environment

Temp: 5 °C

Axial Tilt: 25.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 42,346,542 km

• M1: 670,946 km (0.053 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.2

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 1.09 AU - 1.27 AU

Year: 485 Days

Day: 36.9 Hours

Environment

Temp: -16 °C

Axial Tilt: 8.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 2.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.77

Radius: 1.26

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 2.03 AU - 2.21 AU

Year: 1169 Days

Day: 16.4 Hours

Environment

Temp: -93 °C

Axial Tilt: 12.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.3

Radius: 1.4

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 3.52 AU - 4.02 AU

Year: 2772 Days

Day: 46.3 Hours

Environment

Temp: -130 °C

Axial Tilt: 47.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 42,346,542 km

• M1: 2,792,992 km (0.067 R)

Asteroid Belt

Center: 5.8 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 7.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 275.3

Radius: 11.7

Gravity: 2.01 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 6.8 AU - 8.86 AU

Year: 8298 Days

Day: 9.3 Hours

Environment

Temp: -165 °C

Axial Tilt: 25.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (83)

Outer Limit: 42,346,542 km

• M1: 226,940 km (0.051 R)
• M2: 323,431 km (0.059 R)
• M3: 403,615 km (0.074 R)
• M4: 602,431 km (0.103 R)
• M5: 809,773 km (0.065 R)
• M6: 915,988 km (0.079 R)
• M7: 1,055,862 km (0.08 R)
• M8: 1,405,771 km (0.092 R)
• M9: 1,809,237 km (0.057 R)
• M10: 2,116,660 km (0.085 R)
• M11: 2,229,307 km (0.092 R)
• M12: 2,305,602 km (0.069 R)
• M13: 2,639,505 km (0.106 R)
• M14: 2,740,783 km (0.084 R)
• M15: 2,864,051 km (0.104 R)
• M16: 2,947,228 km (0.09 R)
• M17: 3,031,302 km (0.105 R)
• M18: 3,375,676 km (0.078 R)
• M19: 3,915,874 km (0.109 R)
• M20: 4,434,978 km (0.053 R)
• M21: 4,900,976 km (0.069 R)
• M22: 5,101,886 km (0.067 R)
• M23: 5,382,531 km (0.054 R)
• M24: 5,642,233 km (0.077 R)
• M25: 5,959,231 km (0.117 R)
• M26: 6,066,343 km (0.102 R)
• M27: 6,228,059 km (0.029 R)
• M28: 6,445,873 km (0.058 R)
• M29: 6,638,555 km (0.096 R)
• M30: 7,001,629 km (0.096 R)
• M31: 7,747,075 km (0.105 R)
• M32: 8,070,057 km (0.069 R)
• M33: 8,820,739 km (0.076 R)
• M34: 9,312,916 km (0.101 R)
• M35: 10,259,721 km (0.092 R)
• M36: 10,388,226 km (0.088 R)
• M37: 10,907,929 km (0.073 R)
• M38: 11,703,341 km (0.092 R)
• M39: 11,837,680 km (0.073 R)
• M40: 12,006,426 km (0.115 R)
• M41: 12,312,054 km (0.115 R)
• M42: 12,654,783 km (0.054 R)
• M43: 12,758,305 km (0.107 R)
• M44: 13,000,653 km (0.12 R)
• M45: 13,244,647 km (0.035 R)
• M46: 13,595,754 km (0.089 R)
• M47: 13,878,942 km (0.119 R)
• M48: 14,128,322 km (0.079 R)
• M49: 14,343,294 km (0.04 R)
• M50: 14,523,260 km (0.087 R)
• M51: 17,158,427 km (0.103 R)
• M52: 17,349,463 km (0.113 R)
• M53: 17,426,058 km (0.031 R)
• M54: 18,043,298 km (0.047 R)
• M55: 18,667,570 km (0.079 R)
• M56: 18,903,486 km (0.032 R)
• M57: 19,100,806 km (0.075 R)
• M58: 19,897,265 km (0.034 R)
• M59: 20,098,025 km (0.078 R)
• M60: 21,152,989 km (0.072 R)
• M61: 21,604,775 km (0.107 R)
• M62: 21,728,492 km (0.055 R)
• M63: 22,225,905 km (0.117 R)
• M64: 22,810,983 km (0.1 R)
• M65: 23,147,727 km (0.062 R)
• M66: 23,232,101 km (0.107 R)
• M67: 23,401,146 km (0.08 R)
• M68: 24,124,601 km (0.106 R)
• M69: 24,338,676 km (0.055 R)
• M70: 24,510,564 km (0.115 R)
• M71: 24,682,751 km (0.03 R)
• M72: 24,768,919 km (0.107 R)
• M73: 25,245,089 km (0.089 R)
• M74: 25,419,072 km (0.071 R)
• M75: 26,426,613 km (0.098 R)
• M76: 27,224,419 km (0.087 R)
• M77: 28,616,726 km (0.078 R)
• M78: 28,888,845 km (0.092 R)
• M79: 29,344,370 km (0.098 R)
• M80: 29,756,363 km (0.089 R)
• M81: 29,940,069 km (0.111 R)
• M82: 30,170,300 km (0.07 R)
• M83: 30,586,182 km (0.106 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 112.6

Radius: 4.5

Gravity: 5.56 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 14.03 AU - 14.57 AU

Year: 20481 Days

Day: 23.8 Hours

Environment

Temp: -203 °C

Axial Tilt: 44.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (61)

Outer Limit: 42,346,542 km

• M1: 111,600 km (0.102 R)
• M2: 175,628 km (0.11 R)
• M3: 473,178 km (0.057 R)
• M4: 805,884 km (0.062 R)
• M5: 1,413,401 km (0.111 R)
• M6: 1,557,015 km (0.055 R)
• M7: 1,619,995 km (0.102 R)
• M8: 1,662,332 km (0.099 R)
• M9: 1,947,465 km (0.059 R)
• M10: 2,295,131 km (0.06 R)
• M11: 2,366,938 km (0.117 R)
• M12: 2,813,487 km (0.113 R)
• M13: 3,866,955 km (0.093 R)
• M14: 3,981,248 km (0.109 R)
• M15: 4,419,869 km (0.082 R)
• M16: 4,449,639 km (0.112 R)
• M17: 4,720,860 km (0.107 R)
• M18: 4,997,317 km (0.073 R)
• M19: 6,088,334 km (0.056 R)
• M20: 6,728,912 km (0.088 R)
• M21: 7,639,664 km (0.105 R)
• M22: 7,675,568 km (0.092 R)
• M23: 9,535,368 km (0.116 R)
• M24: 9,728,798 km (0.118 R)
• M25: 9,767,544 km (0.112 R)
• M26: 9,923,425 km (0.097 R)
• M27: 10,197,937 km (0.119 R)
• M28: 10,435,349 km (0.074 R)
• M29: 11,731,914 km (0.099 R)
• M30: 11,773,203 km (0.071 R)
• M31: 12,189,235 km (0.03 R)
• M32: 12,483,344 km (0.1 R)
• M33: 12,694,726 km (0.106 R)
• M34: 13,035,510 km (0.042 R)
• M35: 13,207,098 km (0.096 R)
• M36: 13,595,754 km (0.111 R)
• M37: 14,340,153 km (0.08 R)
• M38: 14,517,277 km (0.119 R)
• M39: 15,097,716 km (0.09 R)
• M40: 16,697,965 km (0.12 R)
• M41: 17,683,665 km (0.095 R)
• M42: 17,921,077 km (0.102 R)
• M43: 18,833,026 km (0.106 R)
• M44: 18,929,965 km (0.081 R)
• M45: 24,295,143 km (0.115 R)
• M46: 26,650,262 km (0.114 R)
• M47: 27,359,805 km (0.053 R)
• M48: 27,469,610 km (0.071 R)
• M49: 28,075,631 km (0.059 R)
• M50: 29,188,938 km (0.089 R)
• M51: 32,034,589 km (0.06 R)
• M52: 33,548,968 km (0.049 R)
• M53: 35,624,040 km (0.073 R)
• M54: 36,465,678 km (0.068 R)
• M55: 37,801,288 km (0.081 R)
• M56: 38,413,741 km (0.09 R)
• M57: 38,659,531 km (0.095 R)
• M58: 41,587,610 km (0.105 R)
• M59: 41,903,261 km (0.096 R)
• M60: 42,219,661 km (0.084 R)
• M61: 42,283,090 km (0.113 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 439 - 11,726 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit