🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.95

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 0.51 AU - 0.59 AU

Year: 154 Days

Day: 22.1 Hours

Environment

Temp: 180 °C

Axial Tilt: 45 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.67

Radius: 1.48

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 0.56 AU - 0.58 AU

Year: 163 Days

Day: 13.1 Hours

Environment

Temp: 151 °C

Axial Tilt: 36.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 96,305,290 km

• M1: 106,364 km (0.092 R)
• M2: 336,446 km (0.117 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.29

Radius: 1.11

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 0.86 AU - 0.9 AU

Year: 313 Days

Day: 37.4 Hours

Environment

Temp: 21 °C

Axial Tilt: 2.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.98

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 1.39 AU - 1.41 AU

Year: 627 Days

Day: 20.2 Hours

Environment

Temp: -40 °C

Axial Tilt: 9.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.98

Radius: 0.99

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 2.06 AU - 3.42 AU

Year: 1718 Days

Day: 22 Hours

Environment

Temp: -102 °C

Axial Tilt: 25.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.92 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 13.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 558.9

Radius: 4.7

Gravity: 25.3 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 10.24 AU - 15.96 AU

Year: 17958 Days

Day: 17.2 Hours

Environment

Temp: -188 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (92)

Outer Limit: 96,305,290 km

• M1: 134,788 km (0.115 R)
• M2: 319,840 km (0.045 R)
• M3: 472,879 km (0.115 R)
• M4: 548,276 km (0.095 R)
• M5: 647,908 km (0.098 R)
• M6: 1,498,671 km (0.109 R)
• M7: 1,610,870 km (0.108 R)
• M8: 1,668,016 km (0.078 R)
• M9: 1,725,911 km (0.114 R)
• M10: 1,784,403 km (0.069 R)
• M11: 2,275,832 km (0.117 R)
• M12: 2,437,697 km (0.063 R)
• M13: 2,738,389 km (0.09 R)
• M14: 2,875,869 km (0.065 R)
• M15: 3,708,980 km (0.076 R)
• M16: 3,976,461 km (0.069 R)
• M17: 4,171,387 km (0.101 R)
• M18: 4,651,746 km (0.079 R)
• M19: 4,733,576 km (0.069 R)
• M20: 4,940,170 km (0.108 R)
• M21: 5,620,691 km (0.117 R)
• M22: 6,695,552 km (0.098 R)
• M23: 7,351,239 km (0.094 R)
• M24: 9,128,761 km (0.069 R)
• M25: 10,490,700 km (0.082 R)
• M26: 10,597,962 km (0.099 R)
• M27: 10,759,677 km (0.096 R)
• M28: 12,308,165 km (0.096 R)
• M29: 13,514,372 km (0.081 R)
• M30: 13,631,208 km (0.107 R)
• M31: 13,865,927 km (0.049 R)
• M32: 13,983,811 km (0.101 R)
• M33: 14,697,841 km (0.114 R)
• M34: 16,223,141 km (0.11 R)
• M35: 16,285,224 km (0.088 R)
• M36: 16,534,155 km (0.098 R)
• M37: 17,606,473 km (0.093 R)
• M38: 17,926,014 km (0.075 R)
• M39: 18,376,752 km (0.073 R)
• M40: 18,506,154 km (0.091 R)
• M41: 20,955,221 km (0.033 R)
• M42: 21,839,494 km (0.085 R)
• M43: 21,976,675 km (0.091 R)
• M44: 22,251,786 km (0.088 R)
• M45: 22,944,573 km (0.098 R)
• M46: 23,574,081 km (0.104 R)
• M47: 23,785,164 km (0.114 R)
• M48: 24,422,301 km (0.057 R)
• M49: 24,778,643 km (0.114 R)
• M50: 25,496,563 km (0.039 R)
• M51: 25,568,670 km (0.074 R)
• M52: 26,221,216 km (0.078 R)
• M53: 26,439,928 km (0.075 R)
• M54: 26,586,085 km (0.106 R)
• M55: 26,659,388 km (0.112 R)
• M56: 26,805,844 km (0.063 R)
• M57: 27,173,406 km (0.12 R)
• M58: 28,360,914 km (0.085 R)
• M59: 29,716,869 km (0.034 R)
• M60: 31,248,153 km (0.07 R)
• M61: 31,789,996 km (0.116 R)
• M62: 32,491,461 km (0.09 R)
• M63: 32,883,258 km (0.092 R)
• M64: 33,040,485 km (0.09 R)
• M65: 33,434,526 km (0.047 R)
• M66: 33,830,062 km (0.08 R)
• M67: 33,988,786 km (0.034 R)
• M68: 34,466,302 km (0.089 R)
• M69: 34,946,063 km (0.073 R)
• M70: 35,750,450 km (0.03 R)
• M71: 36,398,508 km (0.059 R)
• M72: 39,278,567 km (0.109 R)
• M73: 40,030,894 km (0.116 R)
• M74: 40,114,819 km (0.101 R)
• M75: 43,259,515 km (0.033 R)
• M76: 43,345,534 km (0.046 R)
• M77: 44,556,679 km (0.073 R)
• M78: 45,166,440 km (0.117 R)
• M79: 45,691,378 km (0.107 R)
• M80: 45,866,707 km (0.098 R)
• M81: 47,899,892 km (0.079 R)
• M82: 49,061,968 km (0.048 R)
• M83: 53,709,675 km (0.113 R)
• M84: 55,289,877 km (0.039 R)
• M85: 58,495,909 km (0.086 R)
• M86: 59,163,265 km (0.099 R)
• M87: 59,354,451 km (0.102 R)
• M88: 59,833,314 km (0.035 R)
• M89: 60,025,248 km (0.114 R)
• M90: 60,505,906 km (0.076 R)
• M91: 62,246,627 km (0.107 R)
• M92: 65,876,320 km (0.115 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 963.5

Radius: 4.9

Gravity: 40.13 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 12.85 AU - 18.95 AU

Year: 24013 Days

Day: 17.8 Hours

Environment

Temp: -195 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (92)

Outer Limit: 96,305,290 km

• M1: 255,663 km (0.119 R)
• M2: 664,364 km (0.104 R)
• M3: 1,370,616 km (0.083 R)
• M4: 1,440,179 km (0.049 R)
• M5: 1,998,328 km (0.083 R)
• M6: 2,446,075 km (0.087 R)
• M7: 2,530,747 km (0.075 R)
• M8: 3,104,455 km (0.089 R)
• M9: 3,335,584 km (0.1 R)
• M10: 4,314,403 km (0.093 R)
• M11: 4,781,896 km (0.082 R)
• M12: 4,941,367 km (0.099 R)
• M13: 5,048,629 km (0.088 R)
• M14: 5,708,206 km (0.106 R)
• M15: 6,807,002 km (0.112 R)
• M16: 7,781,483 km (0.052 R)
• M17: 8,604,870 km (0.095 R)
• M18: 8,928,899 km (0.1 R)
• M19: 9,190,994 km (0.059 R)
• M20: 9,256,817 km (0.071 R)
• M21: 10,470,056 km (0.098 R)
• M22: 11,306,308 km (0.107 R)
• M23: 11,447,678 km (0.114 R)
• M24: 11,518,587 km (0.104 R)
• M25: 11,803,870 km (0.094 R)
• M26: 12,527,176 km (0.052 R)
• M27: 12,820,538 km (0.039 R)
• M28: 13,563,590 km (0.106 R)
• M29: 14,244,410 km (0.115 R)
• M30: 15,013,792 km (0.069 R)
• M31: 15,875,476 km (0.1 R)
• M32: 16,833,800 km (0.096 R)
• M33: 18,057,809 km (0.051 R)
• M34: 18,722,323 km (0.112 R)
• M35: 18,889,574 km (0.062 R)
• M36: 19,989,567 km (0.115 R)
• M37: 20,763,137 km (0.117 R)
• M38: 21,546,581 km (0.058 R)
• M39: 22,428,162 km (0.091 R)
• M40: 22,606,033 km (0.068 R)
• M41: 24,408,987 km (0.061 R)
• M42: 26,538,961 km (0.085 R)
• M43: 28,920,709 km (0.113 R)
• M44: 34,088,418 km (0.116 R)
• M45: 36,672,123 km (0.11 R)
• M46: 36,986,428 km (0.112 R)
• M47: 37,406,798 km (0.105 R)
• M48: 37,934,579 km (0.1 R)
• M49: 38,146,260 km (0.092 R)
• M50: 38,252,325 km (0.112 R)
• M51: 38,890,659 km (0.091 R)
• M52: 40,718,147 km (0.072 R)
• M53: 40,935,064 km (0.067 R)
• M54: 41,587,759 km (0.049 R)
• M55: 42,793,518 km (0.076 R)
• M56: 42,903,772 km (0.101 R)
• M57: 46,026,926 km (0.09 R)
• M58: 46,479,161 km (0.111 R)
• M59: 48,417,052 km (0.074 R)
• M60: 48,761,725 km (0.099 R)
• M61: 48,876,766 km (0.089 R)
• M62: 51,900,588 km (0.068 R)
• M63: 54,386,755 km (0.091 R)
• M64: 54,745,042 km (0.076 R)
• M65: 57,396,664 km (0.104 R)
• M66: 57,883,156 km (0.117 R)
• M67: 58,127,001 km (0.075 R)
• M68: 61,824,761 km (0.063 R)
• M69: 62,198,755 km (0.08 R)
• M70: 64,079,799 km (0.039 R)
• M71: 64,458,132 km (0.098 R)
• M72: 65,597,918 km (0.094 R)
• M73: 67,768,883 km (0.093 R)
• M74: 70,613,187 km (0.098 R)
• M75: 71,918,877 km (0.115 R)
• M76: 73,100,850 km (0.115 R)
• M77: 74,819,430 km (0.028 R)
• M78: 76,417,584 km (0.112 R)
• M79: 79,511,867 km (0.106 R)
• M80: 79,647,402 km (0.098 R)
• M81: 79,782,938 km (0.117 R)
• M82: 82,784,320 km (0.096 R)
• M83: 83,333,943 km (0.118 R)
• M84: 86,657,259 km (0.111 R)
• M85: 87,215,259 km (0.06 R)
• M86: 87,494,708 km (0.033 R)
• M87: 89,882,440 km (0.059 R)
• M88: 91,013,400 km (0.105 R)
• M89: 93,861,594 km (0.072 R)
• M90: 94,291,239 km (0.092 R)
• M91: 95,584,363 km (0.106 R)
• M92: 96,016,701 km (0.11 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 450 - 12,604 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit