🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.28

Radius: 1.1

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 0.59 AU - 0.63 AU

Year: 180 Days

Day: 37.5 Hours

Environment

Temp: 143 °C

Axial Tilt: 1.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 42,947,239 km

• M1: 36,651 km (0.056 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.73

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 0.75 AU - 1.01 AU

Year: 313 Days

Day: 19.7 Hours

Environment

Temp: 36 °C

Axial Tilt: 0.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 42,947,239 km

• M1: 152,440 km (0.028 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.42

Radius: 1.15

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 0.96 AU - 1.02 AU

Year: 373 Days

Day: 33 Hours

Environment

Temp: 17 °C

Axial Tilt: 40 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Gas Giant

Semi-Major Axis: 5.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 644.2

Radius: 14.2

Gravity: 3.19 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 4.55 AU - 7.01 AU

Year: 5263 Days

Day: 6.2 Hours

Environment

Temp: -152 °C

Axial Tilt: 21.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (71)

Outer Limit: 42,947,239 km

• M1: 410,945 km (0.115 R)
• M2: 635,193 km (0.051 R)
• M3: 740,210 km (0.113 R)
• M4: 1,441,824 km (0.077 R)
• M5: 1,554,172 km (0.068 R)
• M6: 1,686,267 km (0.081 R)
• M7: 1,822,401 km (0.117 R)
• M8: 2,106,338 km (0.1 R)
• M9: 2,216,592 km (0.088 R)
• M10: 2,309,941 km (0.102 R)
• M11: 2,737,192 km (0.061 R)
• M12: 2,878,562 km (0.054 R)
• M13: 3,001,681 km (0.081 R)
• M14: 3,710,476 km (0.064 R)
• M15: 4,026,875 km (0.088 R)
• M16: 4,375,738 km (0.114 R)
• M17: 4,758,708 km (0.085 R)
• M18: 4,856,246 km (0.089 R)
• M19: 6,805,656 km (0.108 R)
• M20: 6,971,111 km (0.079 R)
• M21: 7,306,210 km (0.082 R)
• M22: 7,560,976 km (0.12 R)
• M23: 7,675,119 km (0.115 R)
• M24: 7,905,350 km (0.065 R)
• M25: 8,050,310 km (0.065 R)
• M26: 8,196,168 km (0.109 R)
• M27: 8,579,737 km (0.116 R)
• M28: 8,788,725 km (0.042 R)
• M29: 8,969,140 km (0.07 R)
• M30: 9,211,638 km (0.109 R)
• M31: 9,395,045 km (0.102 R)
• M32: 9,858,649 km (0.074 R)
• M33: 10,648,227 km (0.036 R)
• M34: 11,002,026 km (0.044 R)
• M35: 11,458,000 km (0.114 R)
• M36: 11,787,564 km (0.056 R)
• M37: 11,920,258 km (0.072 R)
• M38: 12,120,270 km (0.079 R)
• M39: 12,354,989 km (0.104 R)
• M40: 13,102,530 km (0.075 R)
• M41: 13,795,018 km (0.11 R)
• M42: 13,969,898 km (0.089 R)
• M43: 15,541,274 km (0.102 R)
• M44: 15,686,982 km (0.041 R)
• M45: 16,681,958 km (0.11 R)
• M46: 16,868,357 km (0.119 R)
• M47: 17,018,104 km (0.112 R)
• M48: 17,811,272 km (0.086 R)
• M49: 19,787,610 km (0.052 R)
• M50: 20,302,376 km (0.055 R)
• M51: 20,421,905 km (0.109 R)
• M52: 20,781,538 km (0.114 R)
• M53: 21,022,540 km (0.076 R)
• M54: 21,426,305 km (0.073 R)
• M55: 21,710,391 km (0.118 R)
• M56: 22,077,654 km (0.116 R)
• M57: 22,364,582 km (0.101 R)
• M58: 22,488,001 km (0.071 R)
• M59: 22,776,725 km (0.107 R)
• M60: 23,108,383 km (0.112 R)
• M61: 23,608,638 km (0.104 R)
• M62: 23,986,223 km (0.119 R)
• M63: 24,239,044 km (0.105 R)
• M64: 26,077,003 km (0.097 R)
• M65: 26,337,004 km (0.093 R)
• M66: 27,694,007 km (0.031 R)
• M67: 28,403,400 km (0.095 R)
• M68: 29,073,897 km (0.088 R)
• M69: 29,433,531 km (0.097 R)
• M70: 29,885,316 km (0.099 R)
• M71: 30,021,301 km (0.101 R)

Planet 5 - Gas Giant

Semi-Major Axis: 10.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 311.6

Radius: 15

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 9.24 AU - 11.42 AU

Year: 12575 Days

Day: 10.8 Hours

Environment

Temp: -186 °C

Axial Tilt: 29.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (79)

Outer Limit: 42,947,239 km

• M1: 217,067 km (0.072 R)
• M2: 316,699 km (0.093 R)
• M3: 768,484 km (0.081 R)
• M4: 878,887 km (0.075 R)
• M5: 1,047,335 km (0.069 R)
• M6: 1,154,148 km (0.119 R)
• M7: 1,265,000 km (0.115 R)
• M8: 1,725,312 km (0.116 R)
• M9: 2,498,883 km (0.11 R)
• M10: 3,183,742 km (0.1 R)
• M11: 3,616,678 km (0.113 R)
• M12: 3,925,448 km (0.026 R)
• M13: 4,126,508 km (0.1 R)
• M14: 4,272,216 km (0.093 R)
• M15: 4,509,029 km (0.096 R)
• M16: 4,719,813 km (0.114 R)
• M17: 4,903,220 km (0.04 R)
• M18: 5,595,858 km (0.092 R)
• M19: 6,185,722 km (0.036 R)
• M20: 6,590,085 km (0.079 R)
• M21: 7,710,424 km (0.066 R)
• M22: 8,145,754 km (0.115 R)
• M23: 8,329,609 km (0.032 R)
• M24: 9,384,424 km (0.091 R)
• M25: 9,771,434 km (0.108 R)
• M26: 10,561,161 km (0.112 R)
• M27: 11,453,512 km (0.078 R)
• M28: 12,075,989 km (0.116 R)
• M29: 12,454,621 km (0.095 R)
• M30: 12,709,386 km (0.045 R)
• M31: 13,180,769 km (0.091 R)
• M32: 14,052,775 km (0.103 R)
• M33: 14,718,934 km (0.088 R)
• M34: 15,123,746 km (0.113 R)
• M35: 15,990,068 km (0.053 R)
• M36: 16,128,446 km (0.113 R)
• M37: 16,359,724 km (0.094 R)
• M38: 17,580,742 km (0.089 R)
• M39: 18,976,939 km (0.093 R)
• M40: 19,960,694 km (0.059 R)
• M41: 20,308,809 km (0.102 R)
• M42: 20,508,671 km (0.096 R)
• M43: 21,619,884 km (0.104 R)
• M44: 21,926,261 km (0.104 R)
• M45: 22,388,668 km (0.058 R)
• M46: 22,595,113 km (0.102 R)
• M47: 23,584,852 km (0.116 R)
• M48: 23,847,696 km (0.063 R)
• M49: 24,908,494 km (0.102 R)
• M50: 25,015,457 km (0.097 R)
• M51: 25,229,830 km (0.08 R)
• M52: 25,876,542 km (0.101 R)
• M53: 26,147,613 km (0.099 R)
• M54: 28,238,692 km (0.077 R)
• M55: 28,853,989 km (0.045 R)
• M56: 29,022,436 km (0.087 R)
• M57: 29,927,054 km (0.085 R)
• M58: 30,382,879 km (0.115 R)
• M59: 30,668,910 km (0.119 R)
• M60: 31,128,475 km (0.064 R)
• M61: 32,054,336 km (0.114 R)
• M62: 32,403,946 km (0.108 R)
• M63: 33,224,490 km (0.072 R)
• M64: 33,578,289 km (0.093 R)
• M65: 33,696,472 km (0.1 R)
• M66: 34,111,306 km (0.104 R)
• M67: 34,468,097 km (0.11 R)
• M68: 34,766,545 km (0.106 R)
• M69: 34,945,913 km (0.084 R)
• M70: 35,908,127 km (0.09 R)
• M71: 36,574,585 km (0.109 R)
• M72: 38,784,594 km (0.094 R)
• M73: 38,908,611 km (0.113 R)
• M74: 40,093,576 km (0.065 R)
• M75: 41,670,786 km (0.092 R)
• M76: 41,861,523 km (0.08 R)
• M77: 42,435,082 km (0.112 R)
• M78: 42,626,866 km (0.051 R)
• M79: 42,818,950 km (0.096 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 335 - 11,949 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit