🌌 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: 2.84

Radius: 1.52

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 0.56 AU - 0.66 AU

Year: 180 Days

Day: 25.9 Hours

Environment

Temp: 123 °C

Axial Tilt: 12 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.68

Radius: 1.23

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 0.49 AU - 0.77 AU

Year: 189 Days

Day: 45.5 Hours

Environment

Temp: 169 °C

Axial Tilt: 23.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 3.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.31

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 2.51 AU - 3.85 AU

Year: 2148 Days

Day: 35.1 Hours

Environment

Temp: -113 °C

Axial Tilt: 24.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 5.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 326.4

Radius: 12.7

Gravity: 2.02 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 4.36 AU - 6.9 AU

Year: 5060 Days

Day: 11.9 Hours

Environment

Temp: -151 °C

Axial Tilt: 48.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (72)

Outer Limit: 31,213,200 km

• M1: 160,070 km (0.069 R)
• M2: 325,974 km (0.099 R)
• M3: 567,425 km (0.106 R)
• M4: 692,189 km (0.086 R)
• M5: 860,337 km (0.107 R)
• M6: 1,031,178 km (0.097 R)
• M7: 1,127,370 km (0.086 R)
• M8: 1,529,788 km (0.069 R)
• M9: 1,711,998 km (0.069 R)
• M10: 1,813,126 km (0.098 R)
• M11: 1,931,309 km (0.055 R)
• M12: 2,036,925 km (0.097 R)
• M13: 2,365,741 km (0.079 R)
• M14: 2,446,673 km (0.088 R)
• M15: 2,528,503 km (0.11 R)
• M16: 2,899,656 km (0.051 R)
• M17: 3,198,702 km (0.097 R)
• M18: 3,397,517 km (0.086 R)
• M19: 3,769,717 km (0.093 R)
• M20: 3,960,753 km (0.098 R)
• M21: 4,135,484 km (0.111 R)
• M22: 4,372,596 km (0.101 R)
• M23: 4,452,481 km (0.071 R)
• M24: 4,634,392 km (0.113 R)
• M25: 4,943,013 km (0.1 R)
• M26: 5,047,432 km (0.104 R)
• M27: 5,216,029 km (0.08 R)
• M28: 5,494,131 km (0.086 R)
• M29: 5,711,198 km (0.116 R)
• M30: 5,997,977 km (0.102 R)
• M31: 6,109,427 km (0.115 R)
• M32: 6,448,117 km (0.05 R)
• M33: 6,839,615 km (0.059 R)
• M34: 7,501,136 km (0.053 R)
• M35: 7,790,908 km (0.119 R)
• M36: 8,632,246 km (0.114 R)
• M37: 9,192,041 km (0.103 R)
• M38: 9,294,965 km (0.078 R)
• M39: 9,398,486 km (0.047 R)
• M40: 9,789,834 km (0.044 R)
• M41: 9,947,810 km (0.114 R)
• M42: 10,480,827 km (0.115 R)
• M43: 10,669,470 km (0.118 R)
• M44: 10,832,232 km (0.08 R)
• M45: 11,325,307 km (0.078 R)
• M46: 11,463,535 km (0.061 R)
• M47: 11,546,712 km (0.044 R)
• M48: 11,937,910 km (0.097 R)
• M49: 12,106,806 km (0.101 R)
• M50: 12,876,936 km (0.107 R)
• M51: 13,050,170 km (0.098 R)
• M52: 14,344,790 km (0.082 R)
• M53: 14,855,966 km (0.079 R)
• M54: 15,098,464 km (0.081 R)
• M55: 15,281,273 km (0.065 R)
• M56: 15,834,187 km (0.072 R)
• M57: 16,487,481 km (0.117 R)
• M58: 16,612,993 km (0.091 R)
• M59: 16,770,221 km (0.113 R)
• M60: 17,181,465 km (0.064 R)
• M61: 17,788,533 km (0.09 R)
• M62: 17,949,351 km (0.065 R)
• M63: 18,207,856 km (0.036 R)
• M64: 18,532,633 km (0.046 R)
• M65: 18,761,219 km (0.038 R)
• M66: 18,859,504 km (0.067 R)
• M67: 19,984,630 km (0.09 R)
• M68: 20,085,010 km (0.046 R)
• M69: 21,165,705 km (0.074 R)
• M70: 22,508,196 km (0.104 R)
• M71: 22,682,179 km (0.068 R)
• M72: 23,207,267 km (0.061 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 645.3

Radius: 10.9

Gravity: 5.43 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 4.82 AU - 6.96 AU

Year: 5414 Days

Day: 11.3 Hours

Environment

Temp: -154 °C

Axial Tilt: 11.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (77)

Outer Limit: 31,213,200 km

• M1: 136,583 km (0.093 R)
• M2: 243,994 km (0.078 R)
• M3: 313,408 km (0.12 R)
• M4: 748,588 km (0.074 R)
• M5: 960,718 km (0.035 R)
• M6: 1,031,178 km (0.094 R)
• M7: 1,103,583 km (0.095 R)
• M8: 1,177,934 km (0.089 R)
• M9: 1,316,012 km (0.058 R)
• M10: 1,492,538 km (0.044 R)
• M11: 1,642,884 km (0.102 R)
• M12: 1,869,225 km (0.114 R)
• M13: 2,143,139 km (0.12 R)
• M14: 2,489,159 km (0.062 R)
• M15: 2,852,981 km (0.092 R)
• M16: 3,298,783 km (0.059 R)
• M17: 3,496,701 km (0.059 R)
• M18: 3,881,317 km (0.069 R)
• M19: 3,973,768 km (0.105 R)
• M20: 4,327,118 km (0.108 R)
• M21: 4,495,566 km (0.068 R)
• M22: 4,666,257 km (0.057 R)
• M23: 4,789,525 km (0.099 R)
• M24: 5,191,196 km (0.099 R)
• M25: 5,344,534 km (0.033 R)
• M26: 5,473,636 km (0.096 R)
• M27: 5,603,787 km (0.096 R)
• M28: 5,840,450 km (0.033 R)
• M29: 6,026,999 km (0.048 R)
• M30: 6,161,338 km (0.119 R)
• M31: 7,158,408 km (0.094 R)
• M32: 7,243,678 km (0.09 R)
• M33: 7,329,398 km (0.101 R)
• M34: 7,559,629 km (0.106 R)
• M35: 8,175,224 km (0.106 R)
• M36: 8,959,716 km (0.097 R)
• M37: 9,113,353 km (0.093 R)
• M38: 9,267,887 km (0.08 R)
• M39: 10,245,360 km (0.085 R)
• M40: 10,341,551 km (0.12 R)
• M41: 10,438,191 km (0.077 R)
• M42: 10,632,519 km (0.076 R)
• M43: 11,421,199 km (0.117 R)
• M44: 11,688,231 km (0.062 R)
• M45: 13,650,507 km (0.118 R)
• M46: 14,398,945 km (0.092 R)
• M47: 15,307,303 km (0.087 R)
• M48: 16,047,364 km (0.032 R)
• M49: 17,600,489 km (0.091 R)
• M50: 18,453,645 km (0.066 R)
• M51: 18,767,202 km (0.088 R)
• M52: 19,479,288 km (0.062 R)
• M53: 19,878,565 km (0.106 R)
• M54: 20,240,442 km (0.059 R)
• M55: 20,685,496 km (0.057 R)
• M56: 21,174,831 km (0.072 R)
• M57: 22,539,911 km (0.102 R)
• M58: 22,959,234 km (0.034 R)
• M59: 23,169,868 km (0.117 R)
• M60: 23,381,100 km (0.106 R)
• M61: 24,018,686 km (0.107 R)
• M62: 24,232,461 km (0.086 R)
• M63: 24,964,145 km (0.104 R)
• M64: 25,311,062 km (0.066 R)
• M65: 25,790,523 km (0.084 R)
• M66: 26,625,878 km (0.061 R)
• M67: 26,980,275 km (0.092 R)
• M68: 27,873,075 km (0.113 R)
• M69: 28,052,742 km (0.084 R)
• M70: 28,323,066 km (0.111 R)
• M71: 29,687,548 km (0.101 R)
• M72: 29,779,401 km (0.098 R)
• M73: 30,009,034 km (0.098 R)
• M74: 30,239,414 km (0.083 R)
• M75: 30,562,845 km (0.049 R)
• M76: 31,073,423 km (0.116 R)
• M77: 31,166,622 km (0.096 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: 327 - 11,410 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit