🌌 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: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.69

Radius: 1.69

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 0.41 AU - 0.63 AU

Year: 134 Days

Day: 26.1 Hours

Environment

Temp: 258 °C

Axial Tilt: 31.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.37 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.56

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 1.34 AU - 1.4 AU

Year: 574 Days

Day: 34.4 Hours

Environment

Temp: 11 °C

Axial Tilt: 43.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 67,829,278 km

• M1: 639,082 km (0.099 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.4 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.95

Radius: 1.9

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 1.16 AU - 1.64 AU

Year: 593 Days

Day: 42 Hours

Environment

Temp: -2 °C

Axial Tilt: 10.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.19

Radius: 0.51

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 1.34 AU - 1.7 AU

Year: 671 Days

Day: 26.6 Hours

Environment

Temp: -26 °C

Axial Tilt: 3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.6

Radius: 1.21

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 1.36 AU - 1.68 AU

Year: 671 Days

Day: 25.6 Hours

Environment

Temp: -21 °C

Axial Tilt: 19.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 67,829,278 km

• M1: 87,066 km (0.083 R)

Planet 6 - Terrestrial

Semi-Major Axis: 1.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.19

Radius: 0.51

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 1.79 AU - 2.03 AU

Year: 945 Days

Day: 44.5 Hours

Environment

Temp: -54 °C

Axial Tilt: 9.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 67,829,278 km

• M1: 120,725 km (0.103 R)

Planet 7 - Terrestrial

Semi-Major Axis: 2.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 2.13 AU - 2.83 AU

Year: 1399 Days

Day: 13.8 Hours

Environment

Temp: -73 °C

Axial Tilt: 9.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Terrestrial

Semi-Major Axis: 3.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.26

Radius: 0.58

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 2.83 AU - 3.73 AU

Year: 2128 Days

Day: 38.8 Hours

Environment

Temp: -106 °C

Axial Tilt: 33 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 67,829,278 km

• M1: 20,495 km (0.104 R)

Asteroid Belt

Center: 6.87 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Gas Giant

Semi-Major Axis: 10.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 635.3

Radius: 13

Gravity: 3.76 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 9.94 AU - 10.98 AU

Year: 12116 Days

Day: 13.3 Hours

Environment

Temp: -174 °C

Axial Tilt: 152.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (90)

Outer Limit: 67,829,278 km

• M1: 450,738 km (0.089 R)
• M2: 538,552 km (0.073 R)
• M3: 650,452 km (0.116 R)
• M4: 1,121,685 km (0.106 R)
• M5: 1,520,812 km (0.07 R)
• M6: 1,712,596 km (0.112 R)
• M7: 2,041,562 km (0.082 R)
• M8: 2,200,285 km (0.116 R)
• M9: 2,558,872 km (0.112 R)
• M10: 2,673,015 km (0.075 R)
• M11: 2,759,632 km (0.097 R)
• M12: 3,086,054 km (0.098 R)
• M13: 3,300,428 km (0.053 R)
• M14: 3,519,739 km (0.079 R)
• M15: 3,743,836 km (0.119 R)
• M16: 4,307,970 km (0.039 R)
• M17: 4,899,031 km (0.111 R)
• M18: 5,404,971 km (0.117 R)
• M19: 6,466,966 km (0.097 R)
• M20: 6,742,526 km (0.047 R)
• M21: 6,861,905 km (0.056 R)
• M22: 7,264,622 km (0.072 R)
• M23: 7,468,973 km (0.12 R)
• M24: 7,883,209 km (0.096 R)
• M25: 8,347,711 km (0.103 R)
• M26: 8,604,870 km (0.065 R)
• M27: 8,734,421 km (0.075 R)
• M28: 9,525,495 km (0.092 R)
• M29: 9,884,380 km (0.088 R)
• M30: 9,974,887 km (0.117 R)
• M31: 10,987,964 km (0.118 R)
• M32: 11,697,506 km (0.073 R)
• M33: 11,937,312 km (0.085 R)
• M34: 12,275,852 km (0.12 R)
• M35: 12,814,254 km (0.106 R)
• M36: 14,836,369 km (0.04 R)
• M37: 15,148,280 km (0.087 R)
• M38: 15,567,454 km (0.06 R)
• M39: 15,831,344 km (0.083 R)
• M40: 16,685,997 km (0.113 R)
• M41: 17,555,609 km (0.112 R)
• M42: 17,885,473 km (0.042 R)
• M43: 19,112,624 km (0.081 R)
• M44: 19,736,447 km (0.095 R)
• M45: 20,136,921 km (0.115 R)
• M46: 20,424,597 km (0.052 R)
• M47: 22,001,658 km (0.06 R)
• M48: 22,238,621 km (0.118 R)
• M49: 22,416,792 km (0.108 R)
• M50: 22,774,780 km (0.105 R)
• M51: 22,894,608 km (0.089 R)
• M52: 23,678,052 km (0.117 R)
• M53: 23,860,112 km (0.108 R)
• M54: 24,900,566 km (0.06 R)
• M55: 25,085,768 km (0.063 R)
• M56: 25,271,419 km (0.047 R)
• M57: 25,581,834 km (0.082 R)
• M58: 26,394,749 km (0.107 R)
• M59: 26,962,473 km (0.072 R)
• M60: 27,597,965 km (0.102 R)
• M61: 29,143,460 km (0.08 R)
• M62: 29,992,428 km (0.056 R)
• M63: 30,716,931 km (0.07 R)
• M64: 31,982,080 km (0.066 R)
• M65: 32,654,822 km (0.073 R)
• M66: 32,789,908 km (0.092 R)
• M67: 34,014,367 km (0.117 R)
• M68: 34,563,242 km (0.101 R)
• M69: 35,184,372 km (0.061 R)
• M70: 35,322,900 km (0.101 R)
• M71: 36,297,530 km (0.117 R)
• M72: 36,647,888 km (0.03 R)
• M73: 36,928,833 km (0.095 R)
• M74: 37,493,116 km (0.052 R)
• M75: 37,634,636 km (0.075 R)
• M76: 37,918,123 km (0.1 R)
• M77: 39,634,161 km (0.093 R)
• M78: 41,375,480 km (0.097 R)
• M79: 41,594,790 km (0.09 R)
• M80: 42,181,812 km (0.114 R)
• M81: 43,438,285 km (0.098 R)
• M82: 44,108,483 km (0.11 R)
• M83: 44,332,731 km (0.083 R)
• M84: 45,308,408 km (0.108 R)
• M85: 45,685,544 km (0.105 R)
• M86: 45,912,335 km (0.106 R)
• M87: 46,594,950 km (0.096 R)
• M88: 48,200,883 km (0.099 R)
• M89: 50,526,382 km (0.084 R)
• M90: 51,309,676 km (0.117 R)

Planet 10 - Gas Giant

Semi-Major Axis: 11.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 977

Radius: 12

Gravity: 6.78 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 10.18 AU - 12.96 AU

Year: 14095 Days

Day: 14.6 Hours

Environment

Temp: -185 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (94)

Outer Limit: 67,829,278 km

• M1: 166,353 km (0.052 R)
• M2: 650,601 km (0.026 R)
• M3: 1,219,522 km (0.066 R)
• M4: 1,296,864 km (0.108 R)
• M5: 1,484,160 km (0.119 R)
• M6: 1,652,009 km (0.113 R)
• M7: 2,037,822 km (0.099 R)
• M8: 2,257,432 km (0.098 R)
• M9: 2,386,535 km (0.061 R)
• M10: 3,033,246 km (0.107 R)
• M11: 3,543,674 km (0.049 R)
• M12: 4,399,823 km (0.059 R)
• M13: 4,644,266 km (0.112 R)
• M14: 5,360,989 km (0.077 R)
• M15: 6,339,509 km (0.086 R)
• M16: 6,708,866 km (0.085 R)
• M17: 7,276,440 km (0.083 R)
• M18: 7,761,138 km (0.111 R)
• M19: 7,859,423 km (0.088 R)
• M20: 8,007,525 km (0.036 R)
• M21: 8,106,709 km (0.09 R)
• M22: 8,660,071 km (0.104 R)
• M23: 9,018,508 km (0.108 R)
• M24: 9,121,880 km (0.099 R)
• M25: 9,591,767 km (0.068 R)
• M26: 10,664,234 km (0.12 R)
• M27: 10,773,590 km (0.098 R)
• M28: 10,883,245 km (0.061 R)
• M29: 11,437,505 km (0.078 R)
• M30: 11,605,504 km (0.073 R)
• M31: 12,458,062 km (0.095 R)
• M32: 14,464,618 km (0.111 R)
• M33: 15,443,287 km (0.092 R)
• M34: 15,878,168 km (0.035 R)
• M35: 18,439,733 km (0.059 R)
• M36: 19,366,192 km (0.085 R)
• M37: 20,852,746 km (0.114 R)
• M38: 23,009,050 km (0.083 R)
• M39: 23,434,656 km (0.084 R)
• M40: 24,726,733 km (0.071 R)
• M41: 25,527,680 km (0.046 R)
• M42: 26,559,456 km (0.05 R)
• M43: 26,782,357 km (0.07 R)
• M44: 29,274,658 km (0.069 R)
• M45: 29,351,401 km (0.091 R)
• M46: 29,504,889 km (0.112 R)
• M47: 30,509,588 km (0.066 R)
• M48: 31,055,172 km (0.05 R)
• M49: 31,290,040 km (0.086 R)
• M50: 33,030,163 km (0.1 R)
• M51: 33,590,407 km (0.06 R)
• M52: 33,992,376 km (0.083 R)
• M53: 34,315,208 km (0.08 R)
• M54: 34,558,006 km (0.085 R)
• M55: 35,045,396 km (0.059 R)
• M56: 35,371,519 km (0.096 R)
• M57: 35,780,520 km (0.112 R)
• M58: 35,862,499 km (0.056 R)
• M59: 36,273,594 km (0.05 R)
• M60: 37,682,507 km (0.038 R)
• M61: 39,109,371 km (0.115 R)
• M62: 39,193,745 km (0.043 R)
• M63: 39,701,929 km (0.084 R)
• M64: 41,153,626 km (0.095 R)
• M65: 41,325,514 km (0.098 R)
• M66: 41,929,142 km (0.107 R)
• M67: 42,188,694 km (0.075 R)
• M68: 43,319,803 km (0.106 R)
• M69: 43,933,005 km (0.057 R)
• M70: 44,460,786 km (0.06 R)
• M71: 45,700,654 km (0.089 R)
• M72: 47,221,465 km (0.056 R)
• M73: 47,762,262 km (0.095 R)
• M74: 49,579,427 km (0.107 R)
• M75: 49,945,493 km (0.087 R)
• M76: 50,312,606 km (0.107 R)
• M77: 51,511,633 km (0.111 R)
• M78: 52,533,686 km (0.105 R)
• M79: 53,187,429 km (0.065 R)
• M80: 54,597,538 km (0.112 R)
• M81: 55,259,808 km (0.094 R)
• M82: 56,592,426 km (0.112 R)
• M83: 57,262,624 km (0.057 R)
• M84: 57,454,558 km (0.06 R)
• M85: 58,707,590 km (0.061 R)
• M86: 59,191,988 km (0.101 R)
• M87: 61,437,153 km (0.089 R)
• M88: 62,421,956 km (0.109 R)
• M89: 63,908,809 km (0.075 R)
• M90: 64,008,441 km (0.058 R)
• M91: 64,806,695 km (0.091 R)
• M92: 65,307,250 km (0.093 R)
• M93: 66,917,671 km (0.09 R)
• M94: 67,221,055 km (0.116 R)

Kuiper Belt

Range: 30.6 - 51.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 367 - 11,024 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit