🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.15

Radius: 1.06

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 0.65 AU - 0.67 AU

Year: 352 Days

Day: 43.3 Hours

Environment

Temp: -130 °C

Axial Tilt: 66.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 979.9

Radius: 13.5

Gravity: 5.38 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 0.71 AU - 0.81 AU

Year: 435 Days

Day: 10.8 Hours

Environment

Temp: -149 °C

Axial Tilt: 23 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 18,962,033 km

• M1: 168,447 km (0.056 R)
• M2: 273,315 km (0.081 R)
• M3: 389,403 km (0.083 R)
• M4: 519,853 km (0.104 R)
• M5: 644,318 km (0.065 R)
• M6: 857,944 km (0.082 R)
• M7: 1,075,908 km (0.115 R)
• M8: 1,189,602 km (0.075 R)
• M9: 1,296,714 km (0.111 R)
• M10: 1,396,197 km (0.038 R)
• M11: 1,521,410 km (0.062 R)
• M12: 1,753,137 km (0.051 R)
• M13: 1,864,139 km (0.041 R)
• M14: 2,015,981 km (0.034 R)
• M15: 2,126,085 km (0.03 R)
• M16: 2,245,015 km (0.06 R)
• M17: 2,448,319 km (0.085 R)
• M18: 2,700,541 km (0.077 R)
• M19: 2,786,560 km (0.081 R)
• M20: 3,035,490 km (0.117 R)
• M21: 3,124,950 km (0.11 R)
• M22: 3,223,086 km (0.09 R)
• M23: 3,329,899 km (0.114 R)
• M24: 3,430,279 km (0.105 R)
• M25: 3,515,999 km (0.098 R)
• M26: 3,610,245 km (0.069 R)
• M27: 3,777,346 km (0.058 R)
• M28: 3,882,214 km (0.084 R)
• M29: 4,144,310 km (0.107 R)
• M30: 4,412,240 km (0.089 R)
• M31: 4,651,596 km (0.039 R)
• M32: 4,738,064 km (0.077 R)
• M33: 4,921,471 km (0.088 R)
• M34: 5,080,643 km (0.092 R)
• M35: 5,196,581 km (0.099 R)
• M36: 5,440,426 km (0.101 R)
• M37: 5,577,457 km (0.031 R)
• M38: 5,697,285 km (0.062 R)
• M39: 5,855,261 km (0.099 R)
• M40: 6,061,855 km (0.092 R)
• M41: 6,156,551 km (0.079 R)
• M42: 6,280,418 km (0.082 R)
• M43: 6,414,757 km (0.06 R)
• M44: 6,598,612 km (0.104 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 113.1

Radius: 9

Gravity: 1.4 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 1.3 AU - 1.7 AU

Year: 1205 Days

Day: 14.5 Hours

Environment

Temp: -184 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (49)

Outer Limit: 18,962,033 km

• M1: 117,285 km (0.075 R)
• M2: 176,226 km (0.097 R)
• M3: 254,616 km (0.095 R)
• M4: 311,313 km (0.116 R)
• M5: 373,995 km (0.052 R)
• M6: 438,621 km (0.114 R)
• M7: 496,665 km (0.101 R)
• M8: 589,266 km (0.049 R)
• M9: 696,976 km (0.092 R)
• M10: 839,244 km (0.099 R)
• M11: 933,192 km (0.072 R)
• M12: 996,322 km (0.1 R)
• M13: 1,066,034 km (0.066 R)
• M14: 1,189,453 km (0.12 R)
• M15: 1,269,188 km (0.052 R)
• M16: 1,417,290 km (0.114 R)
• M17: 1,513,482 km (0.038 R)
• M18: 1,571,226 km (0.106 R)
• M19: 1,791,135 km (0.067 R)
• M20: 2,021,217 km (0.096 R)
• M21: 2,247,708 km (0.108 R)
• M22: 2,313,980 km (0.084 R)
• M23: 2,407,927 km (0.106 R)
• M24: 2,496,190 km (0.097 R)
• M25: 2,571,887 km (0.072 R)
• M26: 2,676,306 km (0.087 R)
• M27: 2,882,003 km (0.097 R)
• M28: 2,939,748 km (0.117 R)
• M29: 3,041,774 km (0.113 R)
• M30: 3,189,427 km (0.05 R)
• M31: 3,301,775 km (0.072 R)
• M32: 3,545,918 km (0.103 R)
• M33: 3,764,481 km (0.076 R)
• M34: 3,907,197 km (0.063 R)
• M35: 3,963,296 km (0.052 R)
• M36: 4,108,556 km (0.086 R)
• M37: 4,272,066 km (0.11 R)
• M38: 4,371,250 km (0.092 R)
• M39: 4,496,314 km (0.081 R)
• M40: 4,699,019 km (0.086 R)
• M41: 4,827,224 km (0.036 R)
• M42: 4,896,039 km (0.033 R)
• M43: 4,999,860 km (0.092 R)
• M44: 5,458,527 km (0.111 R)
• M45: 5,548,286 km (0.085 R)
• M46: 5,720,174 km (0.068 R)
• M47: 5,857,056 km (0.108 R)
• M48: 5,985,860 km (0.082 R)
• M49: 6,265,159 km (0.085 R)

Asteroid Belt

Center: 2.07 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 2.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 541.7

Radius: 9.4

Gravity: 6.13 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 2.46 AU - 2.8 AU

Year: 2798 Days

Day: 10.1 Hours

Environment

Temp: -190 °C

Axial Tilt: 19.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (76)

Outer Limit: 18,962,033 km

• M1: 121,623 km (0.067 R)
• M2: 290,818 km (0.096 R)
• M3: 422,016 km (0.108 R)
• M4: 511,774 km (0.114 R)
• M5: 583,880 km (0.12 R)
• M6: 871,108 km (0.087 R)
• M7: 1,000,211 km (0.11 R)
• M8: 1,082,939 km (0.071 R)
• M9: 1,311,674 km (0.096 R)
• M10: 1,414,597 km (0.049 R)
• M11: 1,580,053 km (0.084 R)
• M12: 1,653,056 km (0.106 R)
• M13: 1,764,656 km (0.12 R)
• M14: 1,917,546 km (0.117 R)
• M15: 1,982,471 km (0.104 R)
• M16: 2,101,401 km (0.082 R)
• M17: 2,332,680 km (0.083 R)
• M18: 2,486,616 km (0.045 R)
• M19: 2,909,080 km (0.114 R)
• M20: 3,353,835 km (0.072 R)
• M21: 3,721,845 km (0.118 R)
• M22: 4,204,448 km (0.119 R)
• M23: 4,513,966 km (0.096 R)
• M24: 4,618,685 km (0.113 R)
• M25: 5,100,539 km (0.078 R)
• M26: 5,561,002 km (0.091 R)
• M27: 5,635,801 km (0.038 R)
• M28: 5,730,047 km (0.114 R)
• M29: 5,977,183 km (0.116 R)
• M30: 6,073,225 km (0.113 R)
• M31: 6,660,097 km (0.096 R)
• M32: 6,779,626 km (0.088 R)
• M33: 6,960,340 km (0.118 R)
• M34: 7,142,700 km (0.109 R)
• M35: 7,512,057 km (0.061 R)
• M36: 7,594,934 km (0.059 R)
• M37: 7,824,567 km (0.047 R)
• M38: 7,887,697 km (0.094 R)
• M39: 8,014,257 km (0.053 R)
• M40: 8,613,845 km (0.109 R)
• M41: 9,095,251 km (0.115 R)
• M42: 9,227,945 km (0.092 R)
• M43: 9,316,806 km (0.077 R)
• M44: 9,607,774 km (0.072 R)
• M45: 9,969,800 km (0.099 R)
• M46: 10,083,944 km (0.112 R)
• M47: 10,894,615 km (0.058 R)
• M48: 11,106,445 km (0.049 R)
• M49: 11,177,504 km (0.115 R)
• M50: 11,510,359 km (0.064 R)
• M51: 11,943,445 km (0.098 R)
• M52: 12,283,780 km (0.114 R)
• M53: 12,430,685 km (0.117 R)
• M54: 12,999,157 km (0.107 R)
• M55: 13,652,002 km (0.093 R)
• M56: 13,804,144 km (0.097 R)
• M57: 14,033,477 km (0.034 R)
• M58: 14,135,802 km (0.085 R)
• M59: 14,392,662 km (0.101 R)
• M60: 14,470,153 km (0.034 R)
• M61: 14,599,406 km (0.064 R)
• M62: 15,382,999 km (0.111 R)
• M63: 16,180,356 km (0.111 R)
• M64: 16,341,473 km (0.117 R)
• M65: 16,422,106 km (0.119 R)
• M66: 16,665,203 km (0.103 R)
• M67: 16,827,816 km (0.074 R)
• M68: 16,963,800 km (0.105 R)
• M69: 17,483,802 km (0.049 R)
• M70: 17,649,258 km (0.103 R)
• M71: 18,120,341 km (0.058 R)
• M72: 18,203,966 km (0.113 R)
• M73: 18,371,516 km (0.075 R)
• M74: 18,455,441 km (0.056 R)
• M75: 18,820,908 km (0.089 R)
• M76: 18,933,705 km (0.042 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 252 - 10,366 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit