🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.16

Radius: 1.06

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 0.49 AU - 0.77 AU

Year: 180 Days

Day: 44.6 Hours

Environment

Temp: 215 °C

Axial Tilt: 39.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 40,882,793 km

• M1: 26,628 km (0.102 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.87

Radius: 1.52

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 0.61 AU - 0.65 AU

Year: 180 Days

Day: 47.7 Hours

Environment

Temp: 177 °C

Axial Tilt: 22.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.63

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 0.8 AU - 1.32 AU

Year: 393 Days

Day: 41.8 Hours

Environment

Temp: 38 °C

Axial Tilt: 31.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.21

Radius: 1.08

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 1.07 AU - 1.17 AU

Year: 427 Days

Day: 16.8 Hours

Environment

Temp: 34 °C

Axial Tilt: 3.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 40,882,793 km

• M1: 286,181 km (0.114 R)
• M2: 653,892 km (0.066 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.85

Radius: 1.28

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 3.29 AU - 3.55 AU

Year: 2276 Days

Day: 25.5 Hours

Environment

Temp: -101 °C

Axial Tilt: 3.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.5 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 9.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 677.7

Radius: 13.2

Gravity: 3.89 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 8.17 AU - 10.97 AU

Year: 10655 Days

Day: 7.7 Hours

Environment

Temp: -179 °C

Axial Tilt: 0.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (80)

Outer Limit: 40,882,793 km

• M1: 165,754 km (0.097 R)
• M2: 274,213 km (0.107 R)
• M3: 372,349 km (0.108 R)
• M4: 930,798 km (0.107 R)
• M5: 1,664,426 km (0.051 R)
• M6: 1,853,817 km (0.073 R)
• M7: 2,025,555 km (0.11 R)
• M8: 2,126,085 km (0.098 R)
• M9: 3,432,224 km (0.062 R)
• M10: 3,737,553 km (0.119 R)
• M11: 3,830,902 km (0.066 R)
• M12: 3,956,564 km (0.116 R)
• M13: 4,506,337 km (0.099 R)
• M14: 4,909,054 km (0.103 R)
• M15: 5,045,936 km (0.111 R)
• M16: 5,358,596 km (0.042 R)
• M17: 5,713,442 km (0.053 R)
• M18: 5,930,209 km (0.098 R)
• M19: 6,596,518 km (0.08 R)
• M20: 6,862,054 km (0.103 R)
• M21: 7,170,076 km (0.055 R)
• M22: 8,324,224 km (0.093 R)
• M23: 9,322,640 km (0.115 R)
• M24: 9,407,612 km (0.114 R)
• M25: 9,664,022 km (0.109 R)
• M26: 10,490,999 km (0.12 R)
• M27: 10,980,334 km (0.082 R)
• M28: 11,705,285 km (0.088 R)
• M29: 11,796,989 km (0.111 R)
• M30: 11,981,144 km (0.073 R)
• M31: 12,586,267 km (0.113 R)
• M32: 13,249,135 km (0.053 R)
• M33: 13,488,642 km (0.103 R)
• M34: 14,707,565 km (0.025 R)
• M35: 15,005,414 km (0.112 R)
• M36: 16,114,383 km (0.047 R)
• M37: 16,472,820 km (0.092 R)
• M38: 17,827,129 km (0.059 R)
• M39: 17,985,703 km (0.113 R)
• M40: 18,091,768 km (0.107 R)
• M41: 18,464,267 km (0.098 R)
• M42: 19,108,884 km (0.044 R)
• M43: 19,325,352 km (0.077 R)
• M44: 20,199,602 km (0.088 R)
• M45: 21,647,560 km (0.044 R)
• M46: 22,327,183 km (0.112 R)
• M47: 23,186,473 km (0.083 R)
• M48: 23,707,223 km (0.082 R)
• M49: 24,407,790 km (0.117 R)
• M50: 25,352,202 km (0.075 R)
• M51: 26,248,592 km (0.045 R)
• M52: 26,610,020 km (0.107 R)
• M53: 27,459,736 km (0.086 R)
• M54: 27,765,365 km (0.088 R)
• M55: 30,947,162 km (0.094 R)
• M56: 31,904,738 km (0.072 R)
• M57: 32,226,074 km (0.112 R)
• M58: 32,354,878 km (0.113 R)
• M59: 32,807,262 km (0.116 R)
• M60: 33,457,115 km (0.064 R)
• M61: 35,100,148 km (0.112 R)
• M62: 36,031,844 km (0.092 R)
• M63: 36,165,584 km (0.069 R)
• M64: 36,567,853 km (0.052 R)
• M65: 37,376,729 km (0.096 R)
• M66: 38,738,069 km (0.056 R)
• M67: 38,875,101 km (0.119 R)
• M68: 39,700,732 km (0.091 R)
• M69: 40,254,244 km (0.111 R)
• M70: 40,462,484 km (0.077 R)
• M71: 40,810,449 km (0.096 R)
• M72: 42,000,799 km (0.113 R)
• M73: 42,989,491 km (0.107 R)
• M74: 43,415,696 km (0.097 R)
• M75: 43,557,963 km (0.109 R)
• M76: 45,567,212 km (0.104 R)
• M77: 45,856,684 km (0.069 R)
• M78: 46,001,644 km (0.106 R)
• M79: 46,437,573 km (0.119 R)
• M80: 49,824,468 km (0.028 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 256.2

Radius: 11.5

Gravity: 1.94 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 9.24 AU - 12.48 AU

Year: 12880 Days

Day: 5.8 Hours

Environment

Temp: -175 °C

Axial Tilt: 10.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (80)

Outer Limit: 40,882,793 km

• M1: 518,955 km (0.048 R)
• M2: 712,086 km (0.038 R)
• M3: 787,184 km (0.068 R)
• M4: 979,866 km (0.119 R)
• M5: 1,082,191 km (0.071 R)
• M6: 1,412,054 km (0.1 R)
• M7: 1,529,189 km (0.047 R)
• M8: 1,773,483 km (0.115 R)
• M9: 1,900,491 km (0.091 R)
• M10: 2,300,067 km (0.094 R)
• M11: 2,462,680 km (0.059 R)
• M12: 2,799,425 km (0.109 R)
• M13: 2,948,275 km (0.055 R)
• M14: 3,543,674 km (0.097 R)
• M15: 3,705,240 km (0.106 R)
• M16: 3,841,673 km (0.041 R)
• M17: 4,147,900 km (0.078 R)
• M18: 4,261,295 km (0.106 R)
• M19: 5,700,576 km (0.094 R)
• M20: 6,082,350 km (0.066 R)
• M21: 6,179,140 km (0.119 R)
• M22: 6,439,590 km (0.075 R)
• M23: 7,483,185 km (0.114 R)
• M24: 8,113,141 km (0.116 R)
• M25: 9,837,257 km (0.114 R)
• M26: 10,065,394 km (0.119 R)
• M27: 10,256,879 km (0.086 R)
• M28: 10,995,294 km (0.086 R)
• M29: 11,271,601 km (0.103 R)
• M30: 11,390,831 km (0.051 R)
• M31: 11,510,359 km (0.111 R)
• M32: 11,670,429 km (0.052 R)
• M33: 12,936,326 km (0.085 R)
• M34: 13,395,891 km (0.094 R)
• M35: 14,074,018 km (0.025 R)
• M36: 14,589,981 km (0.082 R)
• M37: 14,719,832 km (0.086 R)
• M38: 15,287,556 km (0.115 R)
• M39: 15,684,738 km (0.095 R)
• M40: 16,129,942 km (0.075 R)
• M41: 16,489,276 km (0.064 R)
• M42: 16,896,481 km (0.105 R)
• M43: 16,987,586 km (0.1 R)
• M44: 17,215,723 km (0.06 R)
• M45: 18,935,350 km (0.112 R)
• M46: 19,077,169 km (0.071 R)
• M47: 19,171,865 km (0.1 R)
• M48: 19,266,859 km (0.051 R)
• M49: 20,224,435 km (0.097 R)
• M50: 21,344,923 km (0.116 R)
• M51: 21,689,896 km (0.115 R)
• M52: 22,335,560 km (0.115 R)
• M53: 22,736,034 km (0.118 R)
• M54: 22,937,094 km (0.106 R)
• M55: 23,544,012 km (0.059 R)
• M56: 23,645,739 km (0.086 R)
• M57: 23,849,491 km (0.105 R)
• M58: 24,105,154 km (0.085 R)
• M59: 25,500,752 km (0.095 R)
• M60: 25,657,381 km (0.091 R)
• M61: 27,028,745 km (0.1 R)
• M62: 29,239,353 km (0.095 R)
• M63: 29,732,427 km (0.092 R)
• M64: 30,782,155 km (0.025 R)
• M65: 31,004,757 km (0.104 R)
• M66: 31,227,808 km (0.097 R)
• M67: 31,563,505 km (0.096 R)
• M68: 32,747,722 km (0.083 R)
• M69: 33,202,649 km (0.113 R)
• M70: 33,488,082 km (0.104 R)
• M71: 34,118,786 km (0.082 R)
• M72: 34,985,257 km (0.113 R)
• M73: 35,508,551 km (0.096 R)
• M74: 36,269,106 km (0.097 R)
• M75: 36,386,540 km (0.112 R)
• M76: 38,044,683 km (0.115 R)
• M77: 38,522,948 km (0.097 R)
• M78: 38,702,764 km (0.067 R)
• M79: 39,364,585 km (0.114 R)
• M80: 40,090,883 km (0.12 R)

Kuiper Belt

Range: 30.5 - 56.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 453 - 18,271 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit