🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.62

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 0.55 AU - 0.59 AU

Year: 164 Days

Day: 24 Hours

Environment

Temp: 132 °C

Axial Tilt: 7.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.64

Radius: 0.84

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 1.9 AU - 1.98 AU

Year: 1029 Days

Day: 22.3 Hours

Environment

Temp: -87 °C

Axial Tilt: 39.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 16,644,494 km

• M1: 549,772 km (0.116 R)
• M2: 787,034 km (0.113 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.12

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 1.8 AU - 2.6 AU

Year: 1243 Days

Day: 28.4 Hours

Environment

Temp: -92 °C

Axial Tilt: 27 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.27

Radius: 1.39

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 3.12 AU - 4.82 AU

Year: 3012 Days

Day: 32.4 Hours

Environment

Temp: -139 °C

Axial Tilt: 20.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.77 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 9.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 400.3

Radius: 8.5

Gravity: 5.54 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 8.62 AU - 10.52 AU

Year: 11274 Days

Day: 6.7 Hours

Environment

Temp: -176 °C

Axial Tilt: 21 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (86)

Outer Limit: 16,644,494 km

• M1: 116,686 km (0.053 R)
• M2: 193,280 km (0.054 R)
• M3: 342,130 km (0.062 R)
• M4: 413,937 km (0.092 R)
• M5: 491,878 km (0.092 R)
• M6: 664,215 km (0.087 R)
• M7: 1,104,032 km (0.094 R)
• M8: 1,314,068 km (0.029 R)
• M9: 1,950,906 km (0.12 R)
• M10: 2,398,353 km (0.094 R)
• M11: 2,496,639 km (0.081 R)
• M12: 2,981,635 km (0.082 R)
• M13: 3,114,179 km (0.058 R)
• M14: 3,275,745 km (0.081 R)
• M15: 3,412,627 km (0.082 R)
• M16: 3,692,075 km (0.097 R)
• M17: 3,920,811 km (0.1 R)
• M18: 4,037,048 km (0.079 R)
• M19: 4,452,781 km (0.108 R)
• M20: 5,518,516 km (0.042 R)
• M21: 5,616,203 km (0.042 R)
• M22: 7,043,965 km (0.045 R)
• M23: 7,221,089 km (0.09 R)
• M24: 7,616,028 km (0.117 R)
• M25: 7,981,046 km (0.086 R)
• M26: 8,389,449 km (0.065 R)
• M27: 8,995,320 km (0.107 R)
• M28: 9,459,073 km (0.106 R)
• M29: 9,615,403 km (0.059 R)
• M30: 11,515,446 km (0.117 R)
• M31: 12,188,187 km (0.104 R)
• M32: 13,659,632 km (0.074 R)
• M33: 14,237,080 km (0.101 R)
• M34: 14,641,443 km (0.071 R)
• M35: 15,323,759 km (0.109 R)
• M36: 15,877,121 km (0.109 R)
• M37: 16,063,071 km (0.119 R)
• M38: 16,813,903 km (0.086 R)
• M39: 17,193,582 km (0.1 R)
• M40: 17,432,341 km (0.101 R)
• M41: 17,576,254 km (0.103 R)
• M42: 18,349,675 km (0.112 R)
• M43: 19,134,316 km (0.078 R)
• M44: 19,381,751 km (0.06 R)
• M45: 20,180,753 km (0.064 R)
• M46: 20,483,090 km (0.076 R)
• M47: 21,450,539 km (0.09 R)
• M48: 23,535,485 km (0.114 R)
• M49: 23,588,443 km (0.119 R)
• M50: 24,333,889 km (0.096 R)
• M51: 24,494,557 km (0.067 R)
• M52: 25,738,762 km (0.037 R)
• M53: 25,847,819 km (0.109 R)
• M54: 26,395,946 km (0.119 R)
• M55: 27,169,666 km (0.062 R)
• M56: 27,447,918 km (0.1 R)
• M57: 27,894,917 km (0.074 R)
• M58: 28,175,413 km (0.087 R)
• M59: 28,626,301 km (0.029 R)
• M60: 28,966,187 km (0.062 R)
• M61: 29,022,885 km (0.109 R)
• M62: 29,535,407 km (0.036 R)
• M63: 29,706,846 km (0.119 R)
• M64: 29,821,288 km (0.062 R)
• M65: 29,878,734 km (0.119 R)
• M66: 30,223,258 km (0.12 R)
• M67: 30,280,853 km (0.089 R)
• M68: 30,684,917 km (0.103 R)
• M69: 31,556,624 km (0.1 R)
• M70: 32,083,507 km (0.111 R)
• M71: 32,436,409 km (0.079 R)
• M72: 33,264,882 km (0.081 R)
• M73: 33,502,892 km (0.086 R)
• M74: 35,003,059 km (0.055 R)
• M75: 35,548,493 km (0.099 R)
• M76: 35,974,698 km (0.118 R)
• M77: 36,341,212 km (0.051 R)
• M78: 36,647,738 km (0.079 R)
• M79: 37,758,203 km (0.043 R)
• M80: 38,068,619 km (0.102 R)
• M81: 38,504,547 km (0.114 R)
• M82: 38,629,461 km (0.115 R)
• M83: 39,318,659 km (0.115 R)
• M84: 39,948,765 km (0.079 R)
• M85: 40,265,015 km (0.118 R)
• M86: 43,408,515 km (0.109 R)

Planet 6 - Gas Giant

Semi-Major Axis: 10.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 140.4

Radius: 15

Gravity: 0.62 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 7.75 AU - 12.45 AU

Year: 12223 Days

Day: 9.9 Hours

Environment

Temp: -178 °C

Axial Tilt: 15.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (75)

Outer Limit: 16,644,494 km

• M1: 209,587 km (0.044 R)
• M2: 321,187 km (0.08 R)
• M3: 483,052 km (0.089 R)
• M4: 833,111 km (0.114 R)
• M5: 1,263,803 km (0.071 R)
• M6: 1,406,669 km (0.037 R)
• M7: 1,521,859 km (0.107 R)
• M8: 1,779,915 km (0.102 R)
• M9: 1,923,529 km (0.113 R)
• M10: 2,071,332 km (0.116 R)
• M11: 2,825,904 km (0.059 R)
• M12: 2,973,856 km (0.07 R)
• M13: 3,211,717 km (0.071 R)
• M14: 3,366,401 km (0.105 R)
• M15: 3,706,586 km (0.088 R)
• M16: 4,081,927 km (0.05 R)
• M17: 4,543,736 km (0.111 R)
• M18: 4,793,565 km (0.04 R)
• M19: 4,920,274 km (0.112 R)
• M20: 5,385,673 km (0.044 R)
• M21: 5,677,239 km (0.077 R)
• M22: 5,811,428 km (0.098 R)
• M23: 6,001,119 km (0.119 R)
• M24: 6,220,579 km (0.102 R)
• M25: 6,359,106 km (0.059 R)
• M26: 6,980,685 km (0.073 R)
• M27: 7,269,858 km (0.071 R)
• M28: 7,415,866 km (0.083 R)
• M29: 7,830,102 km (0.113 R)
• M30: 8,557,746 km (0.085 R)
• M31: 8,774,065 km (0.079 R)
• M32: 9,212,237 km (0.103 R)
• M33: 9,307,082 km (0.088 R)
• M34: 9,529,684 km (0.078 R)
• M35: 9,689,753 km (0.085 R)
• M36: 9,850,721 km (0.102 R)
• M37: 10,175,348 km (0.09 R)
• M38: 11,237,942 km (0.107 R)
• M39: 11,543,271 km (0.111 R)
• M40: 11,748,220 km (0.105 R)
• M41: 12,023,480 km (0.068 R)
• M42: 12,580,433 km (0.103 R)
• M43: 13,074,854 km (0.081 R)
• M44: 13,324,383 km (0.111 R)
• M45: 13,575,558 km (0.107 R)
• M46: 13,973,339 km (0.098 R)
• M47: 14,854,769 km (0.091 R)
• M48: 15,227,418 km (0.032 R)
• M49: 16,555,697 km (0.071 R)
• M50: 16,980,854 km (0.119 R)
• M51: 17,253,272 km (0.098 R)
• M52: 18,238,224 km (0.086 R)
• M53: 18,357,604 km (0.103 R)
• M54: 18,958,538 km (0.064 R)
• M55: 19,810,947 km (0.105 R)
• M56: 20,138,865 km (0.081 R)
• M57: 20,925,002 km (0.105 R)
• M58: 21,133,542 km (0.11 R)
• M59: 21,594,901 km (0.083 R)
• M60: 22,399,439 km (0.064 R)
• M61: 22,655,700 km (0.039 R)
• M62: 22,826,989 km (0.093 R)
• M63: 23,127,831 km (0.03 R)
• M64: 23,646,487 km (0.048 R)
• M65: 24,475,708 km (0.053 R)
• M66: 25,270,222 km (0.098 R)
• M67: 25,492,375 km (0.078 R)
• M68: 26,477,626 km (0.117 R)
• M69: 26,884,233 km (0.071 R)
• M70: 27,065,696 km (0.093 R)
• M71: 27,338,562 km (0.072 R)
• M72: 27,749,657 km (0.078 R)
• M73: 27,887,137 km (0.06 R)
• M74: 30,494,628 km (0.104 R)
• M75: 31,635,911 km (0.115 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.87 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 15.4

Radius: 8.1

Gravity: 0.23 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 10.82 AU - 10.92 AU

Year: 13647 Days

Day: 6.6 Hours

Environment

Temp: -191 °C

Axial Tilt: 1.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (58)

Outer Limit: 16,644,494 km

• M1: 117,285 km (0.106 R)
• M2: 248,183 km (0.103 R)
• M3: 319,990 km (0.101 R)
• M4: 394,041 km (0.112 R)
• M5: 779,854 km (0.065 R)
• M6: 903,122 km (0.061 R)
• M7: 986,000 km (0.049 R)
• M8: 1,149,660 km (0.072 R)
• M9: 1,332,618 km (0.113 R)
• M10: 1,503,459 km (0.11 R)
• M11: 1,636,302 km (0.102 R)
• M12: 1,773,034 km (0.089 R)
• M13: 1,913,656 km (0.092 R)
• M14: 2,106,936 km (0.114 R)
• M15: 2,231,103 km (0.099 R)
• M16: 2,344,797 km (0.087 R)
• M17: 2,447,571 km (0.113 R)
• M18: 2,512,646 km (0.075 R)
• M19: 2,604,649 km (0.103 R)
• M20: 2,671,070 km (0.097 R)
• M21: 2,942,441 km (0.118 R)
• M22: 3,151,728 km (0.093 R)
• M23: 3,467,828 km (0.108 R)
• M24: 3,748,923 km (0.07 R)
• M25: 3,809,061 km (0.043 R)
• M26: 3,914,976 km (0.06 R)
• M27: 4,270,271 km (0.11 R)
• M28: 4,348,960 km (0.092 R)
• M29: 4,603,725 km (0.077 R)
• M30: 4,798,202 km (0.1 R)
• M31: 5,211,691 km (0.086 R)
• M32: 5,949,807 km (0.101 R)
• M33: 6,020,118 km (0.119 R)
• M34: 6,108,530 km (0.118 R)
• M35: 6,232,846 km (0.109 R)
• M36: 8,216,364 km (0.046 R)
• M37: 8,275,156 km (0.073 R)
• M38: 8,810,417 km (0.104 R)
• M39: 9,133,100 km (0.081 R)
• M40: 9,480,017 km (0.073 R)
• M41: 10,229,054 km (0.041 R)
• M42: 11,409,830 km (0.096 R)
• M43: 11,585,158 km (0.115 R)
• M44: 11,960,649 km (0.105 R)
• M45: 12,723,748 km (0.098 R)
• M46: 12,905,659 km (0.117 R)
• M47: 13,340,989 km (0.114 R)
• M48: 13,410,103 km (0.095 R)
• M49: 13,479,367 km (0.087 R)
• M50: 14,108,426 km (0.09 R)
• M51: 14,343,893 km (0.104 R)
• M52: 14,533,134 km (0.12 R)
• M53: 14,628,129 km (0.094 R)
• M54: 14,914,309 km (0.099 R)
• M55: 15,808,007 km (0.067 R)
• M56: 16,224,487 km (0.086 R)
• M57: 16,322,923 km (0.049 R)
• M58: 16,471,025 km (0.089 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 223 - 10,834 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit