🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.54

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 0.58 AU - 0.78 AU

Year: 199 Days

Day: 12.3 Hours

Environment

Temp: 216 °C

Axial Tilt: 8.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 61,156,302 km

• M1: 165,754 km (0.08 R)
• M2: 255,364 km (0.097 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.55

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 0.72 AU - 0.82 AU

Year: 240 Days

Day: 28.7 Hours

Environment

Temp: 119 °C

Axial Tilt: 10.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 61,156,302 km

• M1: 103,372 km (0.051 R)
• M2: 571,763 km (0.094 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.91

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 0.83 AU - 0.85 AU

Year: 273 Days

Day: 47.1 Hours

Environment

Temp: 159 °C

Axial Tilt: 39.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.12

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 0.8 AU - 0.96 AU

Year: 293 Days

Day: 15.8 Hours

Environment

Temp: 137 °C

Axial Tilt: 39.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 5 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.86

Radius: 1.52

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 0.77 AU - 1.15 AU

Year: 334 Days

Day: 36.2 Hours

Environment

Temp: 173 °C

Axial Tilt: 4.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 6 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.59

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 1.19 AU - 1.19 AU

Year: 461 Days

Day: 43.9 Hours

Environment

Temp: 6 °C

Axial Tilt: 38.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 61,156,302 km

• M1: 300,692 km (0.099 R)

Planet 7 - Terrestrial

Semi-Major Axis: 1.49 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.58

Radius: 1.67

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 1.43 AU - 1.55 AU

Year: 645 Days

Day: 32.2 Hours

Environment

Temp: 6 °C

Axial Tilt: 39.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 61,156,302 km

• M1: 171,140 km (0.088 R)

Asteroid Belt

Center: 3.74 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 5.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 811.7

Radius: 8.7

Gravity: 10.72 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 5.21 AU - 6.77 AU

Year: 5201 Days

Day: 11.2 Hours

Environment

Temp: -136 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (86)

Outer Limit: 61,156,302 km

• M1: 145,858 km (0.1 R)
• M2: 222,302 km (0.117 R)
• M3: 278,102 km (0.091 R)
• M4: 340,934 km (0.093 R)
• M5: 688,001 km (0.12 R)
• M6: 861,983 km (0.094 R)
• M7: 1,005,746 km (0.084 R)
• M8: 1,095,954 km (0.111 R)
• M9: 1,204,712 km (0.099 R)
• M10: 1,333,665 km (0.097 R)
• M11: 1,433,447 km (0.086 R)
• M12: 1,622,987 km (0.061 R)
• M13: 1,950,906 km (0.064 R)
• M14: 2,064,899 km (0.049 R)
• M15: 2,240,079 km (0.097 R)
• M16: 2,299,469 km (0.079 R)
• M17: 2,481,230 km (0.041 R)
• M18: 2,858,815 km (0.093 R)
• M19: 3,482,040 km (0.096 R)
• M20: 3,761,788 km (0.069 R)
• M21: 3,928,290 km (0.071 R)
• M22: 4,467,740 km (0.061 R)
• M23: 4,848,916 km (0.042 R)
• M24: 5,240,713 km (0.118 R)
• M25: 5,400,184 km (0.113 R)
• M26: 5,943,673 km (0.098 R)
• M27: 6,419,245 km (0.095 R)
• M28: 6,820,167 km (0.107 R)
• M29: 7,111,584 km (0.118 R)
• M30: 7,258,788 km (0.097 R)
• M31: 7,436,809 km (0.057 R)
• M32: 7,526,418 km (0.115 R)
• M33: 7,616,327 km (0.091 R)
• M34: 7,736,753 km (0.105 R)
• M35: 7,827,559 km (0.101 R)
• M36: 8,101,921 km (0.119 R)
• M37: 9,359,441 km (0.073 R)
• M38: 9,650,708 km (0.027 R)
• M39: 9,944,967 km (0.118 R)
• M40: 10,275,429 km (0.03 R)
• M41: 10,442,081 km (0.111 R)
• M42: 10,609,481 km (0.088 R)
• M43: 10,676,800 km (0.112 R)
• M44: 11,151,474 km (0.097 R)
• M45: 11,391,429 km (0.094 R)
• M46: 11,529,358 km (0.07 R)
• M47: 12,226,933 km (0.037 R)
• M48: 12,403,608 km (0.067 R)
• M49: 12,974,324 km (0.097 R)
• M50: 13,480,713 km (0.074 R)
• M51: 13,773,027 km (0.115 R)
• M52: 14,178,288 km (0.086 R)
• M53: 14,512,789 km (0.067 R)
• M54: 15,646,740 km (0.057 R)
• M55: 16,146,996 km (0.106 R)
• M56: 16,224,338 km (0.041 R)
• M57: 16,457,411 km (0.118 R)
• M58: 17,005,388 km (0.069 R)
• M59: 18,038,960 km (0.064 R)
• M60: 18,320,653 km (0.079 R)
• M61: 18,482,219 km (0.116 R)
• M62: 19,092,727 km (0.055 R)
• M63: 20,291,455 km (0.119 R)
• M64: 21,941,819 km (0.093 R)
• M65: 22,458,231 km (0.111 R)
• M66: 22,761,316 km (0.108 R)
• M67: 23,196,646 km (0.064 R)
• M68: 23,284,011 km (0.088 R)
• M69: 23,371,526 km (0.114 R)
• M70: 23,722,782 km (0.112 R)
• M71: 23,899,008 km (0.104 R)
• M72: 24,119,814 km (0.092 R)
• M73: 24,385,799 km (0.104 R)
• M74: 24,652,832 km (0.102 R)
• M75: 24,965,491 km (0.094 R)
• M76: 25,279,347 km (0.078 R)
• M77: 25,820,742 km (0.087 R)
• M78: 26,138,189 km (0.099 R)
• M79: 26,685,567 km (0.108 R)
• M80: 27,652,568 km (0.092 R)
• M81: 27,745,169 km (0.109 R)
• M82: 28,396,967 km (0.051 R)
• M83: 28,865,508 km (0.097 R)
• M84: 29,006,728 km (0.071 R)
• M85: 31,391,617 km (0.093 R)
• M86: 32,022,023 km (0.116 R)

Planet 9 - Gas Giant

Semi-Major Axis: 8.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 78.3

Radius: 14.9

Gravity: 0.35 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 8.04 AU - 8.78 AU

Year: 8652 Days

Day: 15 Hours

Environment

Temp: -171 °C

Axial Tilt: 15.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (54)

Outer Limit: 61,156,302 km

• M1: 283,338 km (0.068 R)
• M2: 508,483 km (0.102 R)
• M3: 928,404 km (0.096 R)
• M4: 1,212,341 km (0.117 R)
• M5: 1,450,651 km (0.054 R)
• M6: 1,731,147 km (0.117 R)
• M7: 1,878,351 km (0.097 R)
• M8: 2,258,030 km (0.12 R)
• M9: 2,662,393 km (0.032 R)
• M10: 2,786,709 km (0.102 R)
• M11: 3,073,937 km (0.104 R)
• M12: 3,642,858 km (0.101 R)
• M13: 4,136,381 km (0.069 R)
• M14: 4,409,547 km (0.104 R)
• M15: 4,670,146 km (0.088 R)
• M16: 4,859,238 km (0.087 R)
• M17: 5,051,172 km (0.112 R)
• M18: 5,482,014 km (0.034 R)
• M19: 5,803,051 km (0.085 R)
• M20: 5,945,319 km (0.115 R)
• M21: 6,254,537 km (0.045 R)
• M22: 6,484,469 km (0.11 R)
• M23: 6,845,599 km (0.063 R)
• M24: 6,953,159 km (0.072 R)
• M25: 7,654,474 km (0.111 R)
• M26: 8,263,786 km (0.097 R)
• M27: 8,865,469 km (0.115 R)
• M28: 9,361,835 km (0.109 R)
• M29: 9,649,661 km (0.077 R)
• M30: 10,184,773 km (0.111 R)
• M31: 10,283,208 km (0.031 R)
• M32: 10,629,976 km (0.104 R)
• M33: 10,854,971 km (0.067 R)
• M34: 10,955,351 km (0.109 R)
• M35: 11,081,462 km (0.066 R)
• M36: 11,182,740 km (0.086 R)
• M37: 11,309,599 km (0.098 R)
• M38: 12,790,618 km (0.104 R)
• M39: 13,297,755 km (0.105 R)
• M40: 13,621,485 km (0.086 R)
• M41: 14,580,706 km (0.102 R)
• M42: 15,251,054 km (0.044 R)
• M43: 15,646,740 km (0.109 R)
• M44: 15,931,575 km (0.068 R)
• M45: 16,650,841 km (0.104 R)
• M46: 17,000,003 km (0.051 R)
• M47: 17,675,886 km (0.103 R)
• M48: 17,912,999 km (0.112 R)
• M49: 18,210,998 km (0.109 R)
• M50: 18,872,220 km (0.085 R)
• M51: 19,327,596 km (0.097 R)
• M52: 19,602,557 km (0.108 R)
• M53: 19,971,316 km (0.1 R)
• M54: 20,466,485 km (0.117 R)

Planet 10 - Ice Giant

Semi-Major Axis: 17.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 204.2

Radius: 3.9

Gravity: 13.43 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 16.66 AU - 18.72 AU

Year: 26395 Days

Day: 25 Hours

Environment

Temp: -186 °C

Axial Tilt: 44.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (82)

Outer Limit: 61,156,302 km

• M1: 109,655 km (0.1 R)
• M2: 160,818 km (0.108 R)
• M3: 221,405 km (0.048 R)
• M4: 334,800 km (0.107 R)
• M5: 815,308 km (0.071 R)
• M6: 1,014,722 km (0.031 R)
• M7: 1,229,096 km (0.109 R)
• M8: 1,616,555 km (0.096 R)
• M9: 2,039,169 km (0.092 R)
• M10: 3,283,823 km (0.108 R)
• M11: 3,318,380 km (0.105 R)
• M12: 3,457,506 km (0.094 R)
• M13: 3,959,407 km (0.063 R)
• M14: 4,144,160 km (0.118 R)
• M15: 4,560,491 km (0.065 R)
• M16: 4,832,310 km (0.102 R)
• M17: 5,310,425 km (0.1 R)
• M18: 5,803,649 km (0.082 R)
• M19: 6,483,572 km (0.063 R)
• M20: 6,788,901 km (0.113 R)
• M21: 6,921,295 km (0.119 R)
• M22: 6,965,576 km (0.048 R)
• M23: 7,504,428 km (0.107 R)
• M24: 8,621,624 km (0.088 R)
• M25: 8,860,981 km (0.077 R)
• M26: 9,493,182 km (0.033 R)
• M27: 9,591,767 km (0.089 R)
• M28: 9,889,317 km (0.106 R)
• M29: 9,989,248 km (0.077 R)
• M30: 10,903,441 km (0.116 R)
• M31: 11,685,389 km (0.091 R)
• M32: 12,919,123 km (0.102 R)
• M33: 15,798,433 km (0.088 R)
• M34: 15,973,761 km (0.089 R)
• M35: 16,267,422 km (0.099 R)
• M36: 17,459,717 km (0.098 R)
• M37: 18,005,301 km (0.053 R)
• M38: 18,310,929 km (0.082 R)
• M39: 18,372,264 km (0.063 R)
• M40: 19,175,605 km (0.077 R)
• M41: 20,370,144 km (0.049 R)
• M42: 20,433,723 km (0.108 R)
• M43: 20,624,610 km (0.119 R)
• M44: 20,752,366 km (0.108 R)
• M45: 21,330,113 km (0.114 R)
• M46: 21,718,170 km (0.052 R)
• M47: 23,161,191 km (0.045 R)
• M48: 26,069,374 km (0.057 R)
• M49: 28,306,909 km (0.118 R)
• M50: 28,590,995 km (0.059 R)
• M51: 28,662,054 km (0.111 R)
• M52: 30,025,041 km (0.095 R)
• M53: 30,169,851 km (0.081 R)
• M54: 30,242,257 km (0.109 R)
• M55: 30,532,477 km (0.074 R)
• M56: 31,189,211 km (0.083 R)
• M57: 32,516,294 km (0.077 R)
• M58: 33,261,441 km (0.108 R)
• M59: 36,993,459 km (0.092 R)
• M60: 39,898,051 km (0.117 R)
• M61: 41,096,330 km (0.062 R)
• M62: 41,578,933 km (0.095 R)
• M63: 42,793,518 km (0.108 R)
• M64: 43,609,874 km (0.051 R)
• M65: 43,691,704 km (0.074 R)
• M66: 44,761,179 km (0.118 R)
• M67: 45,672,828 km (0.111 R)
• M68: 47,261,857 km (0.037 R)
• M69: 47,345,931 km (0.11 R)
• M70: 47,767,348 km (0.06 R)
• M71: 48,444,278 km (0.045 R)
• M72: 49,893,134 km (0.103 R)
• M73: 50,321,881 km (0.051 R)
• M74: 50,838,144 km (0.084 R)
• M75: 51,010,630 km (0.092 R)
• M76: 54,676,975 km (0.056 R)
• M77: 54,765,237 km (0.114 R)
• M78: 55,562,295 km (0.117 R)
• M79: 55,739,867 km (0.07 R)
• M80: 56,809,791 km (0.103 R)
• M81: 59,877,595 km (0.046 R)
• M82: 60,698,588 km (0.093 R)

Kuiper Belt

Range: 30.9 - 54.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 203 - 17,101 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit